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Lab Name

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Indian Standard No.

Product

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Testing Charges (Excl. Of Taxes)

Validity Date

Remark

Electrical Research and Development Association, gujurat

7101125

IS 16221 : Part 2 (2015)

Safety of power converters for use in photovoltaic power systems: Part 2 particular requirements for inverters

Upto 250 kVA

979000 View breakup
-

Clause No.	Exclusion	Testing Charges (Excl. Of Taxes)	Remark
4(General Test Requireements)	-	160000	0.1 to 20 kW: 30000 20.1 to 50 kW: 50000 50.1 to 125 kW: 85000 125.1 to 250 kW: 160000
5(Marking and documentation)	-	5000	0.1 to 20 kW: 5000 20.1 to 50 kW: 5000 50.1 to 125 kW: 5000 125.1 to 250 kW: 5000
6(Environmental requirements and conditions)	-	150000	0.1 to 20 kW: 25000 20.1 to 50 kW: 40000 50.1 to 125 kW: 75000 125.1 to 250 kW: 150000
7(Protection against electric shock and energy hazards)	-	140000	0.1 to 20 kW: 25000 20.1 to 50 kW: 30000 50.1 to 125 kW: 70000 125.1 to 250 kW: 140000
8(Protection against Mechanical Hazards)	-	140000	0.1 to 20 kW: 20000 20.1 to 50 kW: 30000 50.1 to 125 kW: 70000 125.1 to 250 kW: 140000
9(Protection against Fire Hazards)	-	140000	0.1 to 20 kW: 20000 20.1 to 50 kW: 30000 50.1 to 125 kW: 70000 125.1 to 250 kW: 140000
10(Protection against Sonic Pressure Hazards)	-	60000	0.1 to 20 kW: 15000 20.1 to 50 kW: 20000 50.1 to 125 kW: 40000 125.1 to 250 kW: 60000
11(Protection against Liquid Hazards)	-	27000	0.1 to 20 kW: 15000 20.1 to 50 kW: 15000 50.1 to 125 kW: 20000 125.1 to 250 kW: 27000
12(Protection against Chemical Hazards)	-	27000	0.1 to 20 kW: 15000 20.1 to 50 kW: 15000 50.1 to 125 kW: 20000 125.1 to 250 kW: 27000
13(Physical Requirements)	-	60000	0.1 to 20 kW: 25000 20.1 to 50 kW: 30000 50.1 to 125 kW: 50000 125.1 to 250 kW: 60000
14(Components)	-	60000	0.1 to 20 kW: 15000 20.1 to 50 kW: 25000 50.1 to 125 kW: 40000 125.1 to 250 kW: 60000
Cl.15(Software and firmware performing safety functions)	-	10000	0.1 to 20 kW: 10000 20.1 to 50 kW: 10000 50.1 to 125 kW: 10000 125.1 to 250 kW: 10000

30 Nov, 2028

-
-

Perfect International Testing Lab

8187826

IS 16221 : Part 2 (2015)

Safety of power converters for use in photovoltaic power systems: Part 2 particular requirements for inverters

160000 View breakup
-

Clause No.	Exclusion	Testing Charges (Excl. Of Taxes)	Remark
4(General Test Requireements)	-	3000	N/A
5(Marking and documentation)	-	3000	N/A
7(Protection against electric shock and energy hazards)	-	2000	N/A
8(Protection against Mechanical Hazards)	-	3000	N/A
9(Protection against Fire Hazards)	-	2000	N/A
10(Protection against Sonic Pressure Hazards)	-	2000	N/A
11(Protection against Liquid Hazards)	-	3000	N/A
12(Protection against Chemical Hazards)	-	2000	N/A
13(Physical Requirements)	-	3000	N/A
14(Components)	-	5000	N/A
14(Components)	-	0	N/A
6.4(UV exposure)	-	0	N/A
13.6.4(UV Resistance)	-	0	N/A
Annex J(Ultraviolet light conditioning test)	-	0	N/A
9.1.4.3(Hot flaming oil test)	-	3000	N/A
Clause No. 4.3(Thermal testing)	-	4000	N/A
Clause No. 4.4(Testing in single fault condition)	-	3000	N/A
4.5(Humidity preconditioning)	-	5000	N/A
4.6(Backfeed voltage protection)	-	3000	N/A
4.7(Electrical rating tests)	-	4000	N/A
4.8(Additional tests for grid interactive inverters)	-	2000	N/A
4(General Test Requirements)	-	2000	N/A
5(Marking and documentation)	-	3000	N/A
6(Environmental requirements and conditions)	-	2000	N/A
7(Protection against electric shock and energy hazards)	-	3000	N/A
8(Protection against Mechanical Hazards)	-	2000	N/A
9(Protection against Fire Hazards)	-	2000	N/A
10(Protection against Sonic Pressure Hazards)	-	2000	N/A
11(Protection against Liquid Hazards)	-	2000	N/A
12(Protection against Chemical Hazards)	-	2000	N/A
13(Physical Requirements)	-	3000	N/A
4.4.4.15.1(Fault-tolerance of residual current monitoring)	-	3000	N/A
4.4.4.15.2(Fault-tolerance of automatic disconnecting means)	-	5000	N/A
4.4.4.16(Stand-alone inverters – Load transfer test)	-	4000	N/A
4.4.4.17(Cooling system failure – Blanketing test)	-	3000	N/A
4.7.3(Measurement requirements for AC output ports for stand-alone inverters)	-	3000	N/A
4.7.4(Stand-alone Inverter AC output voltage and frequency)	-	2000	N/A
4.7.4.2(Steady state output voltage at nominal DC input)	-	3000	N/A
4.7.4.3(Steady state output voltage across the DC input range)	-	5000	N/A
4.7.4.4(Load step response of the output voltage at nominal DC input)	-	5000	N/A
4.7.4.5(Steady state output frequency)	-	3000	N/A
4.7.5(Stand-alone inverter output voltage waveform)	-	3000	N/A
4.7.5.2(Sinusoidal output voltage waveform requirements)	-	3000	N/A
4.7.5.3(Non-sinusoidal output waveform requirements)	-	3000	N/A
4.7.5.5(Output voltage waveform requirements for inverters for dedicated loads)	-	4000	N/A
4.8.2.1(Array insulation resistance detection for inverters for ungrounded arrays)	-	4000	N/A
4.8.2.2(Array insulation resistance detection for inverters for functionally grounded arrays)	-	3000	N/A
4.8.3.2(30 mA touch current type test for isolated inverters)	-	3000	N/A
4,8.3.3(Fire hazard residual current type test for isolated inverters)	-	5000	N/A
4.8.3.5(Protection by residual current monitoring)	-	2000	N/A
7.3.10(Additional requirements for stand-alone inverters)	-	2000	N/A
9.3.4(Inverter backfeed current onto the array)	-	3000	N/A
13.9(Fault indication)	-	2000	N/A
14(Components)	-	0	N/A
Cl.13.6.1.1(Thermal index or capability)	-	3000	N/A
Cl.13.6.3.1(Resistance to arcing)	-	2000	N/A
Cl.14.8(Batteries)	-	3000	N/A
Cl.15(Software and firmware performing safety functions)	-	2000	N/A
6(Environmental requirements and conditions)	-	2000	N/A

02 Sep, 2028

-
Included w.e.f. 05.06.2026

Electrical Research and Development Association, gujurat

7101125

IS 16221 : Part 1 (2016)

Safety of Power Converters for use in Photovoltaic Power Systems Part 1 General Requirements

Upto 250 kVA

979000 View breakup
-

Clause No.	Exclusion	Testing Charges (Excl. Of Taxes)	Remark
15(Software and firmware performing safety functions)	-	10000	0.1 to 20 kW: 10000 20.1 to 50 kW: 10000 50.1 to 125 kW: 10000 125.1 to 250 kW: 10000
14(Components)	-	60000	0.1 to 20 kW: 15000 20.1 to 50 kW: 25000 50.1 to 125 kW: 40000 125.1 to 250 kW: 60000
13(Physical requirements)	-	60000	0.1 to 20 kW: 25000 20.1 to 50 kW: 30000 50.1 to 125 kW: 50000 125.1 to 250 kW: 60000
12(Chemical hazards)	-	27000	0.1 to 20 kW: 15000 20.1 to 50 kW: 15000 50.1 to 125 kW: 20000 125.1 to 250 kW: 27000
11(Protection against liquid hazards)	-	27000	0.1 to 20 kW: 15000 20.1 to 50 kW: 15000 50.1 to 125 kW: 20000 125.1 to 250 kW: 27000
10(Protection against Sonic Pressure hazards)	-	60000	0.1 to 20 kW: 15000 20.1 to 50 kW: 20000 50.1 to 125 kW: 40000 125.1 to 250 kW: 60000
9(Protection Against Fire Hazards)	-	140000	0.1 to 20 kW: 20000 20.1 to 50 kW: 30000 50.1 to 125 kW: 70000 125.1 to 250 kW: 140000
8(Protection Against mechanical Hazards)	-	140000	0.1 to 20 kW: 20000 20.1 to 50 kW: 30000 50.1 to 125 kW: 70000 125.1 to 250 kW: 140000
7(Protection against electric shock and energy hazards)	-	140000	0.1 to 20 kW: 25000 20.1 to 50 kW: 30000 50.1 to 125 kW: 70000 125.1 to 250 kW: 140000
6(Environmental Requirements and conditions)	-	150000	0.1 to 20 kW: 25000 20.1 to 50 kW: 40000 50.1 to 125 kW: 75000 125.1 to 250 kW: 150000
5(Marking and documentation)	-	5000	0.1 to 20 kW: 5000 20.1 to 50 kW: 5000 50.1 to 125 kW: 5000 125.1 to 250 kW: 5000
4(General testing requirements)	-	160000	0.1 to 20 kW: 30000 20.1 to 50 kW: 50000 50.1 to 125 kW: 85000 125.1 to 250 kW: 160000
14(Components)	-	60000	-
6.4(UV exposure)	-	150000	-
13.6.4(UV Resistance)	-	60000	-
Annex J(Ultraviolet light conditioning test)	-	0	-
9.1.4.3(Hot flaming oil test)	-	0	-
4.2(Thermal testing)	-	160000	-
4.4(Testing in single fault condition)	-	160000	-
4.5(Humidity preconditioning)	-	160000	-
4.6(Backfeed voltage protection)	-	160000	-
4.7(Electrical rating tests)	-	160000	-
4.8(Additional tests for grid interactive inverters)	-	160000	-
Annex A(Measurement of clearances and creepage distances)	-	0	-
Annex B(Programmable equipment)	-	0	-
Annex C(Symbols to be used in equipment markings)	-	0	-
Annex D(Test probes for determining access)	-	0	-
Annex E(RCDs)	-	0	-
Annex F(Altitude correction for clearances)	-	0	-
Annex G(Clearance and creepage distance determination for frequencies greater than 30 kHz)	-	0	-
Annex H("Measuring instrument for touch current measurements ")	-	0	-
Annex I("Examples of protection, insulation, and overvoltage category requirements for PCE ")	-	0	-
4.3, 4.3.2, 4.3.2.2, 4.3.2.3(Thermal Tests (Maximum temperatures, Touch temperature, temperature limits for mount surfaces))	-	160000	-
4.4.3.1(Protection against shock hazard)	-	160000	-
4.4.3.2(Protection against spread of fire)	-	160000	-
4.4.3.4(Protection Against parts expulsion hazards)	-	160000	-
4.4.4.1(Component fault tests)	-	160000	-
4.4.4.2(Equipment’s or parts for short-term or intermittent operation)	-	160000	-
4.4.4.3(Motors(Lock rotor))	-	160000	-
4.4.4.4(Transformer short circuit tests)	-	160000	-
4.4.4.5(Output short circuit)	-	160000	-
4.4.4.6(Backfeed current test for equipment with more than one source of supply)	-	160000	-
4.4.4.7(Output overload)	-	160000	-
4.4.4.8(Cooling system failure)	-	160000	-
4.4.4.9(Heating devices)	-	160000	-
4.4.4.10(Safety interlock systems)	-	160000	-
4.4.4.11(Reverse d.c. connections)	-	160000	-
4.4.4.12(Voltage selector mismatch)	-	160000	-
4.4.4.13(Mis-wiring with incorrect phase sequence or polarity)	-	160000	-
4.4.4.14(Printed wiring board short-circuit test)	-	160000	-
4.6.1(Backfeed tests under normal conditions)	-	160000	-
4.6.2(Backfeed tests under single-fault conditions)	-	160000	-
5.1.2(Durability of markings)	-	5000	-
5.2.1(Visibility and legibility requirements for warning markings)	-	5000	-
6.3(Ingress protection)	-	150000	-
7.3.2.3(Short-term limits of accessible voltages under fault conditions)	-	140000	-
7.3.2.6(Working voltage and DVC)	-	140000	-
7.3.4,7.3.4.2(protection against direct contact)	-	140000	-
7.3.4.3(Protection by means of insulation of live parts)	-	140000	-
7.3.5,7.3.5.2(Protection in case of direct contact)	-	140000	-
7.3.5.3.1(Limitation of current through protective impedance)	-	140000	-
7.3.5.3.2(Limitation of discharging energy through protective impedance)	-	140000	-
7.3.5.4(Protection by means of limited voltages)	-	140000	-
7.3.6.1,7.3.6.2(Protection against indirect contact(Creapage & clearance))	-	140000	-
7.3.6.3(Protective class I - Protective bonding and earthing)	-	140000	-
7.3.6.3.3(Rating of protective bonding)	-	140000	-
7.3.7.8.4.2(Use of coating materials (on PWBs))	-	140000	-
7.3.7.4(Clearance distances)	-	140000	-
7.3.7.5(Creepage distances)	-	140000	-
7.3.8(Residual current detection (RCD) or Monitoring (RCM) device compatibilty (DC components on AC side))	-	140000	-
7.3.9(Protection against shock hazard due to stored energy)	-	140000	-
7.4(Protection against energy hazards)	-	140000	-
7.5.1(Impulse voltage test (type test))	-	140000	-
7.5.2(Voltage test (dielectric strength test))	-	140000	-
7.5.2.3(Humidity preconditioning)	-	140000	-
7.5.3(Partial discharge test (type test or sample test))	-	140000	-
7.5.4(Touch current measurement)	-	140000	-
7.3.7.5(Creepage distances)	-	140000	-
7.3.8(Residual current detection (RCD) or Monitoring (RCM) device compatibilty (DC components on AC side))	-	140000	-
7.3.9(Protection against shock hazard due to stored energy)	-	140000	-
7.4(Protection against energy hazards)	-	140000	-
7.5.1(Impulse voltage test (type test))	-	140000	-
7.5.2(Voltage test (dielectric strength test))	-	140000	-
7.5.2.3(Humidity preconditioning)	-	140000	-
7.5.3(Partial discharge test (type test or sample test))	-	140000	-
7.5.4(Touch current measurement)	-	140000	-
8.2(Moving parts)	-	140000	-
8.3(Stability)	-	140000	-
8.4(Provisions for lifting and carrying)	-	140000	-
8.5(Wall mounting)	-	140000	-
8.6(Expelled parts)	-	140000	-
9.1.1(Reducing the risk of ignition and spread of flame)	-	140000	-
9.1.2(Conditions for a fire enclosure)	-	140000	-
9.1.3(Material requirements for protection against fire hazard)	-	140000	-
9.1.4(Openings in fire enclosures)	-	140000	-
9.1.4.6(Additional requirements for openings in transportable equipment)	-	140000	-
9.2.2(Limited power source tests)	-	140000	-
9.3(Short-circuit and overcurrent protection)	-	140000	-
10.2(Sonic pressure and sound level)	-	60000	-
11.1(Liquid containment, pressure and leakage)	-	27000	-
11.2(Fluid pressure and leakage)	-	27000	-
13.1(Handles and manual controls)	-	60000	-
13.1.1(Adjustable controls)	-	60000	-
13.2(Securing of parts)	-	60000	-
13.3(Provisions for external connections)	-	60000	-
13.4(Internal wiring and connections)	-	60000	-
13.5(Openings in enclosures)	-	60000	-
13.3.2.5(Cord anchorages and strain relief)	-	60000	-
13.3.5(Wire bending space for wires 10mm2 and greater)	-	60000	-
13.5(Openings in enclosures)	-	60000	-
13.6.2.1(Stress relief test)	-	60000	-
13.7(Mechanical resistance to deflection, impact, or drop)	-	60000	-
13.8(Thickness requirements for metal enclosures)	-	60000	-
14.2(Motor over-temperature protection)	-	60000	-
14.3(Over-temperature protection devices)	-	60000	-
14.6(Printed circuit boards)	-	60000	-
14.7(Circuits or components used as transient overvoltage limiting devices)	-	60000	-
11.3(Oil and grease)	-	27000	-
Cl.13.6.1.1(Thermal index or capability)	-	60000	-
Cl.13.6.3.1(Resistance to arcing)	-	60000	-
Cl.14.8(Batteries)	-	60000	-

30 Nov, 2028

-
-

INTERNATIONAL TESTING AND COMPLIANCE (OPC) PRIVATE LIMITED

8188026

IS 16221 : Part 1 (2016)

Safety of Power Converters for use in Photovoltaic Power Systems Part 1 General Requirements

450000 View breakup
-

Clause No.	Exclusion	Testing Charges (Excl. Of Taxes)	Remark
13(Physical requirements)	-	5000	-
12(Chemical hazards)	-	5000	-
11(Protection against liquid hazards)	-	5000	-
10(Protection against Sonic Pressure hazards)	-	5000	-
9(Protection Against Fire Hazards)	-	5000	-
8(Protection Against mechanical Hazards)	-	5000	-
7(Protection against electric shock and energy hazards)	-	5000	-
6(Environmental Requirements and conditions)	-	5000	-
5(Marking and documentation)	-	5000	-
4(General testing requirements)	-	5000	-
9.1.4.3(Hot flaming oil test)	-	5000	-
4.2(Thermal testing)	-	5000	-
4.4(Testing in single fault condition)	-	5000	-
4.5(Humidity preconditioning)	-	5000	-
4.6(Backfeed voltage protection)	-	5000	-
4.7(Electrical rating tests)	-	5000	-
4.8(Additional tests for grid interactive inverters)	-	5000	-
Annex A(Measurement of clearances and creepage distances)	-	5000	-
Annex B(Programmable equipment)	-	5000	-
Annex C(Symbols to be used in equipment markings)	-	5000	-
Annex D(Test probes for determining access)	-	5000	-
Annex E(RCDs)	-	5000	-
Annex F(Altitude correction for clearances)	-	5000	-
Annex G(Clearance and creepage distance determination for frequencies greater than 30 kHz)	-	5000	-
Annex H("Measuring instrument for touch current measurements ")	-	5000	-
Annex I("Examples of protection, insulation, and overvoltage category requirements for PCE ")	-	5000	-
4.3, 4.3.2, 4.3.2.2, 4.3.2.3(Thermal Tests (Maximum temperatures, Touch temperature, temperature limits for mount surfaces))	-	5000	-
4.4.3.1(Protection against shock hazard)	-	10000	-
4.4.3.2(Protection against spread of fire)	-	10000	-
4.4.3.4(Protection Against parts expulsion hazards)	-	10000	-
4.4.4.1(Component fault tests)	-	10000	-
4.4.4.2(Equipment’s or parts for short-term or intermittent operation)	-	10000	-
4.4.4.3(Motors(Lock rotor))	-	10000	-
4.4.4.4(Transformer short circuit tests)	-	10000	-
4.4.4.5(Output short circuit)	-	10000	-
4.4.4.6(Backfeed current test for equipment with more than one source of supply)	-	10000	-
4.4.4.7(Output overload)	-	10000	-
4.4.4.8(Cooling system failure)	-	10000	-
4.4.4.9(Heating devices)	-	10000	-
4.4.4.10(Safety interlock systems)	-	10000	-
4.4.4.11(Reverse d.c. connections)	-	10000	-
4.4.4.12(Voltage selector mismatch)	-	10000	-
4.4.4.13(Mis-wiring with incorrect phase sequence or polarity)	-	10000	-
4.4.4.14(Printed wiring board short-circuit test)	-	10000	-
4.6.1(Backfeed tests under normal conditions)	-	10000	-
4.6.2(Backfeed tests under single-fault conditions)	-	10000	-
5.1.2(Durability of markings)	-	10000	-
5.2.1(Visibility and legibility requirements for warning markings)	-	10000	-
6.3(Ingress protection)	-	10000	-
7.3.2.3(Short-term limits of accessible voltages under fault conditions)	-	10000	-
7.3.2.6(Working voltage and DVC)	-	10000	-
7.3.4,7.3.4.2(protection against direct contact)	-	10000	-
7.3.4.3(Protection by means of insulation of live parts)	-	10000	-
7.3.5,7.3.5.2(Protection in case of direct contact)	-	10000	-
7.3.5.3.1(Limitation of current through protective impedance)	-	10000	-
7.3.5.3.2(Limitation of discharging energy through protective impedance)	-	10000	-
7.3.5.4(Protection by means of limited voltages)	-	10000	-
7.3.6.1,7.3.6.2(Protection against indirect contact(Creapage & clearance))	-	10000	-
7.3.6.3(Protective class I - Protective bonding and earthing)	-	10000	-
7.5.3(Partial discharge test (type test or sample test))	-	10000	-
7.5.4(Touch current measurement)	-	10000	-
7.3.7.5(Creepage distances)	-	10000	-
7.3.8(Residual current detection (RCD) or Monitoring (RCM) device compatibilty (DC components on AC side))	-	10000	-
7.3.9(Protection against shock hazard due to stored energy)	-	10000	-
7.4(Protection against energy hazards)	-	10000	-
7.5.1(Impulse voltage test (type test))	-	10000	-
7.5.2(Voltage test (dielectric strength test))	-	10000	-
7.5.2.3(Humidity preconditioning)	-	10000	-
7.5.3(Partial discharge test (type test or sample test))	-	10000	-
7.5.4(Touch current measurement)	-	10000	-
8.2(Moving parts)	-	10000	-
8.3(Stability)	-	10000	-
8.4(Provisions for lifting and carrying)	-	10000	-
8.5(Wall mounting)	-	10000	-
8.6(Expelled parts)	-	10000	-
9.1.1(Reducing the risk of ignition and spread of flame)	-	10000	-
9.1.2(Conditions for a fire enclosure)	-	10000	-
9.1.3(Material requirements for protection against fire hazard)	-	10000	-
9.1.4(Openings in fire enclosures)	-	10000	-
9.1.4.6(Additional requirements for openings in transportable equipment)	-	10000	-
9.2.2(Limited power source tests)	-	10000	-
9.3(Short-circuit and overcurrent protection)	-	10000	-
10.2(Sonic pressure and sound level)	-	10000	-
11.1(Liquid containment, pressure and leakage)	-	10000	-
11.2(Fluid pressure and leakage)	-	10000	-
13.1(Handles and manual controls)	-	10000	-
13.1.1(Adjustable controls)	-	10000	-
13.2(Securing of parts)	-	10000	-
13.3(Provisions for external connections)	-	10000	-
13.4(Internal wiring and connections)	-	10000	-
13.5(Openings in enclosures)	-	10000	-
13.3.2.5(Cord anchorages and strain relief)	-	10000	-
13.3.5(Wire bending space for wires 10mm2 and greater)	-	10000	-
13.5(Openings in enclosures)	-	10000	-
13.6.2.1(Stress relief test)	-	10000	-
13.7(Mechanical resistance to deflection, impact, or drop)	-	10000	-
13.8(Thickness requirements for metal enclosures)	-	10000	-
14.2(Motor over-temperature protection)	-	10000	-
14.3(Over-temperature protection devices)	-	10000	-
14.6(Printed circuit boards)	-	10000	-
14.7(Circuits or components used as transient overvoltage limiting devices)	-	10000	-
11.3(Oil and grease)	-	10000	-
Cl.13.6.1.1(Thermal index or capability)	-	10000	-
Cl.13.6.3.1(Resistance to arcing)	-	10000	-
Cl.14.8(Batteries)	-	10000	-
7.3.6.3.3(Rating of protective bonding)	-	10000	-
7.3.7.8.4.2(Use of coating materials (on PWBs))	-	10000	-
7.3.7.4(Clearance distances)	-	10000	-
7.3.7.5(Creepage distances)	-	10000	-
7.3.8(Residual current detection (RCD) or Monitoring (RCM) device compatibilty (DC components on AC side))	-	10000	-
7.3.9(Protection against shock hazard due to stored energy)	-	10000	-
7.4(Protection against energy hazards)	-	10000	-
7.5.1(Impulse voltage test (type test))	-	10000	-
7.5.2(Voltage test (dielectric strength test))	-	10000	-
7.5.2.3(Humidity preconditioning)	-	10000	-

-
Included w.e.f. 11.12.2025 15 (Software and firmware performing safety functions)\ 14 (Components) 6.4 (UV exposure) 13.6.4 (UV Resistance) Annex J (Ultraviolet light conditioning test)

INTERNATIONAL TESTING AND COMPLIANCE (OPC) PRIVATE LIMITED

8188026

IS 16221 : Part 2 (2015)

Safety of power converters for use in photovoltaic power systems: Part 2 particular requirements for inverters

200000 View breakup
-

Clause No.	Exclusion	Testing Charges (Excl. Of Taxes)	Remark
4(General Test Requireements)	-	100000	-
5(Marking and documentation)	-	20000	-
6(Environmental requirements and conditions)	-	10000	-
7(Protection against electric shock and energy hazards)	-	10000	-
8(Protection against Mechanical Hazards)	-	10000	-
9(Protection against Fire Hazards)	-	10000	-
10(Protection against Sonic Pressure Hazards)	-	20000	-
11(Protection against Liquid Hazards)	-	20000	-
12(Protection against Chemical Hazards)	-	21000	-
13(Physical Requirements)	-	25000	-
14(Components)	-	22000	-
14(Components)	-	15000	-
9.1.4.3(Hot flaming oil test)	-	20000	-
Clause No. 4.3(Thermal testing)	-	50000	-
Clause No. 4.4(Testing in single fault condition)	-	20000	-
4.5(Humidity preconditioning)	-	20000	-
4.6(Backfeed voltage protection)	-	10000	-
4.7(Electrical rating tests)	-	10000	-
4.8(Additional tests for grid interactive inverters)	-	20000	-
4(General Test Requirements)	-	25000	-
5(Marking and documentation)	-	15000	-
6(Environmental requirements and conditions)	-	12000	-
7(Protection against electric shock and energy hazards)	-	15000	-
8(Protection against Mechanical Hazards)	-	20000	-
9(Protection against Fire Hazards)	-	10000	-
10(Protection against Sonic Pressure Hazards)	-	10000	-
11(Protection against Liquid Hazards)	-	10000	-
12(Protection against Chemical Hazards)	-	10000	-
13(Physical Requirements)	-	10000	-
4.4.4.15.1(Fault-tolerance of residual current monitoring)	-	10000	-
4.4.4.15.2(Fault-tolerance of automatic disconnecting means)	-	10000	-
4.4.4.16(Stand-alone inverters – Load transfer test)	-	10000	-
4.4.4.17(Cooling system failure – Blanketing test)	-	10000	-
4.7.3(Measurement requirements for AC output ports for stand-alone inverters)	-	10000	-
4.7.4(Stand-alone Inverter AC output voltage and frequency)	-	10000	-
4.7.4.2(Steady state output voltage at nominal DC input)	-	10000	-
4.7.4.3(Steady state output voltage across the DC input range)	-	10000	-
4.7.4.4(Load step response of the output voltage at nominal DC input)	-	10000	-
4.7.4.5(Steady state output frequency)	-	10000	-
4.7.5(Stand-alone inverter output voltage waveform)	-	10000	-
4.7.5.2(Sinusoidal output voltage waveform requirements)	-	10000	-
4.7.5.3(Non-sinusoidal output waveform requirements)	-	10000	-
4.7.5.5(Output voltage waveform requirements for inverters for dedicated loads)	-	10000	-
4.8.2.1(Array insulation resistance detection for inverters for ungrounded arrays)	-	10000	-
4.8.2.2(Array insulation resistance detection for inverters for functionally grounded arrays)	-	10000	-
4.8.3.2(30 mA touch current type test for isolated inverters)	-	10000	-
4,8.3.3(Fire hazard residual current type test for isolated inverters)	-	10000	-
4.8.3.5(Protection by residual current monitoring)	-	10000	-
7.3.10(Additional requirements for stand-alone inverters)	-	10000	-
9.3.4(Inverter backfeed current onto the array)	-	10000	-
13.9(Fault indication)	-	10000	-
Cl.13.6.1.1(Thermal index or capability)	-	10000	-
Cl.13.6.3.1(Resistance to arcing)	-	10000	-
14(Components)	-	10000	-
Cl.14.8(Batteries)	-	10000	-

-
Included w.e.f.29.09.2025 Exclusion 13.6.4 (UV resistance) Annex j (Ultravoilet light conditioning test) Cl.15 (Software and firmware perfoming safety functions)

Electrical Research and Development Association, gujurat

7101125

IS 16221 : Part 1 (2016)

Safety of Power Converters for use in Photovoltaic Power Systems Part 1 General Requirements

Upto 250 kVA

979000 View breakup
-

Clause No.	Exclusion	Testing Charges (Excl. Of Taxes)	Remark
15(Software and firmware performing safety functions)	-	10000	0.1 to 20 kW: 10000 20.1 to 50 kW: 10000 50.1 to 125 kW: 10000 125.1 to 250 kW: 10000
14(Components)	-	60000	0.1 to 20 kW: 15000 20.1 to 50 kW: 25000 50.1 to 125 kW: 40000 125.1 to 250 kW: 60000
13(Physical requirements)	-	60000	0.1 to 20 kW: 25000 20.1 to 50 kW: 30000 50.1 to 125 kW: 50000 125.1 to 250 kW: 60000
12(Chemical hazards)	-	27000	0.1 to 20 kW: 15000 20.1 to 50 kW: 15000 50.1 to 125 kW: 20000 125.1 to 250 kW: 27000
11(Protection against liquid hazards)	-	27000	0.1 to 20 kW: 15000 20.1 to 50 kW: 15000 50.1 to 125 kW: 20000 125.1 to 250 kW: 27000
10(Protection against Sonic Pressure hazards)	-	60000	0.1 to 20 kW: 15000 20.1 to 50 kW: 20000 50.1 to 125 kW: 40000 125.1 to 250 kW: 60000
9(Protection Against Fire Hazards)	-	140000	0.1 to 20 kW: 20000 20.1 to 50 kW: 30000 50.1 to 125 kW: 70000 125.1 to 250 kW: 140000
8(Protection Against mechanical Hazards)	-	140000	0.1 to 20 kW: 20000 20.1 to 50 kW: 30000 50.1 to 125 kW: 70000 125.1 to 250 kW: 140000
7(Protection against electric shock and energy hazards)	-	140000	0.1 to 20 kW: 25000 20.1 to 50 kW: 30000 50.1 to 125 kW: 70000 125.1 to 250 kW: 140000
6(Environmental Requirements and conditions)	-	150000	0.1 to 20 kW: 25000 20.1 to 50 kW: 40000 50.1 to 125 kW: 75000 125.1 to 250 kW: 150000
5(Marking and documentation)	-	5000	0.1 to 20 kW: 5000 20.1 to 50 kW: 5000 50.1 to 125 kW: 5000 125.1 to 250 kW: 5000
4(General testing requirements)	-	160000	0.1 to 20 kW: 30000 20.1 to 50 kW: 50000 50.1 to 125 kW: 85000 125.1 to 250 kW: 160000
14(Components)	-	60000	-
6.4(UV exposure)	-	150000	-
13.6.4(UV Resistance)	-	60000	-
Annex J(Ultraviolet light conditioning test)	-	0	-
9.1.4.3(Hot flaming oil test)	-	0	-
4.2(Thermal testing)	-	160000	-
4.4(Testing in single fault condition)	-	160000	-
4.5(Humidity preconditioning)	-	160000	-
4.6(Backfeed voltage protection)	-	160000	-
4.7(Electrical rating tests)	-	160000	-
4.8(Additional tests for grid interactive inverters)	-	160000	-
Annex A(Measurement of clearances and creepage distances)	-	0	-
Annex B(Programmable equipment)	-	0	-
Annex C(Symbols to be used in equipment markings)	-	0	-
Annex D(Test probes for determining access)	-	0	-
Annex E(RCDs)	-	0	-
Annex F(Altitude correction for clearances)	-	0	-
Annex G(Clearance and creepage distance determination for frequencies greater than 30 kHz)	-	0	-
Annex H("Measuring instrument for touch current measurements ")	-	0	-
Annex I("Examples of protection, insulation, and overvoltage category requirements for PCE ")	-	0	-
4.3, 4.3.2, 4.3.2.2, 4.3.2.3(Thermal Tests (Maximum temperatures, Touch temperature, temperature limits for mount surfaces))	-	160000	-
4.4.3.1(Protection against shock hazard)	-	160000	-
4.4.3.2(Protection against spread of fire)	-	160000	-
4.4.3.4(Protection Against parts expulsion hazards)	-	160000	-
4.4.4.1(Component fault tests)	-	160000	-
4.4.4.2(Equipment’s or parts for short-term or intermittent operation)	-	160000	-
4.4.4.3(Motors(Lock rotor))	-	160000	-
4.4.4.4(Transformer short circuit tests)	-	160000	-
4.4.4.5(Output short circuit)	-	160000	-
4.4.4.6(Backfeed current test for equipment with more than one source of supply)	-	160000	-
4.4.4.7(Output overload)	-	160000	-
4.4.4.8(Cooling system failure)	-	160000	-
4.4.4.9(Heating devices)	-	160000	-
4.4.4.10(Safety interlock systems)	-	160000	-
4.4.4.11(Reverse d.c. connections)	-	160000	-
4.4.4.12(Voltage selector mismatch)	-	160000	-
4.4.4.13(Mis-wiring with incorrect phase sequence or polarity)	-	160000	-
4.4.4.14(Printed wiring board short-circuit test)	-	160000	-
4.6.1(Backfeed tests under normal conditions)	-	160000	-
4.6.2(Backfeed tests under single-fault conditions)	-	160000	-
5.1.2(Durability of markings)	-	5000	-
5.2.1(Visibility and legibility requirements for warning markings)	-	5000	-
6.3(Ingress protection)	-	150000	-
7.3.2.3(Short-term limits of accessible voltages under fault conditions)	-	140000	-
7.3.2.6(Working voltage and DVC)	-	140000	-
7.3.4,7.3.4.2(protection against direct contact)	-	140000	-
7.3.4.3(Protection by means of insulation of live parts)	-	140000	-
7.3.5,7.3.5.2(Protection in case of direct contact)	-	140000	-
7.3.5.3.1(Limitation of current through protective impedance)	-	140000	-
7.3.5.3.2(Limitation of discharging energy through protective impedance)	-	140000	-
7.3.5.4(Protection by means of limited voltages)	-	140000	-
7.3.6.1,7.3.6.2(Protection against indirect contact(Creapage & clearance))	-	140000	-
7.3.6.3(Protective class I - Protective bonding and earthing)	-	140000	-
7.3.6.3.3(Rating of protective bonding)	-	140000	-
7.3.7.8.4.2(Use of coating materials (on PWBs))	-	140000	-
7.3.7.4(Clearance distances)	-	140000	-
7.3.7.5(Creepage distances)	-	140000	-
7.3.8(Residual current detection (RCD) or Monitoring (RCM) device compatibilty (DC components on AC side))	-	140000	-
7.3.9(Protection against shock hazard due to stored energy)	-	140000	-
7.4(Protection against energy hazards)	-	140000	-
7.5.1(Impulse voltage test (type test))	-	140000	-
7.5.2(Voltage test (dielectric strength test))	-	140000	-
7.5.2.3(Humidity preconditioning)	-	140000	-
7.5.3(Partial discharge test (type test or sample test))	-	140000	-
7.5.4(Touch current measurement)	-	140000	-
7.3.7.5(Creepage distances)	-	140000	-
7.3.8(Residual current detection (RCD) or Monitoring (RCM) device compatibilty (DC components on AC side))	-	140000	-
7.3.9(Protection against shock hazard due to stored energy)	-	140000	-
7.4(Protection against energy hazards)	-	140000	-
7.5.1(Impulse voltage test (type test))	-	140000	-
7.5.2(Voltage test (dielectric strength test))	-	140000	-
7.5.2.3(Humidity preconditioning)	-	140000	-
7.5.3(Partial discharge test (type test or sample test))	-	140000	-
7.5.4(Touch current measurement)	-	140000	-
8.2(Moving parts)	-	140000	-
8.3(Stability)	-	140000	-
8.4(Provisions for lifting and carrying)	-	140000	-
8.5(Wall mounting)	-	140000	-
8.6(Expelled parts)	-	140000	-
9.1.1(Reducing the risk of ignition and spread of flame)	-	140000	-
9.1.2(Conditions for a fire enclosure)	-	140000	-
9.1.3(Material requirements for protection against fire hazard)	-	140000	-
9.1.4(Openings in fire enclosures)	-	140000	-
9.1.4.6(Additional requirements for openings in transportable equipment)	-	140000	-
9.2.2(Limited power source tests)	-	140000	-
9.3(Short-circuit and overcurrent protection)	-	140000	-
10.2(Sonic pressure and sound level)	-	60000	-
11.1(Liquid containment, pressure and leakage)	-	27000	-
11.2(Fluid pressure and leakage)	-	27000	-
13.1(Handles and manual controls)	-	60000	-
13.1.1(Adjustable controls)	-	60000	-
13.2(Securing of parts)	-	60000	-
13.3(Provisions for external connections)	-	60000	-
13.4(Internal wiring and connections)	-	60000	-
13.5(Openings in enclosures)	-	60000	-
13.3.2.5(Cord anchorages and strain relief)	-	60000	-
13.3.5(Wire bending space for wires 10mm2 and greater)	-	60000	-
13.5(Openings in enclosures)	-	60000	-
13.6.2.1(Stress relief test)	-	60000	-
13.7(Mechanical resistance to deflection, impact, or drop)	-	60000	-
13.8(Thickness requirements for metal enclosures)	-	60000	-
14.2(Motor over-temperature protection)	-	60000	-
14.3(Over-temperature protection devices)	-	60000	-
14.6(Printed circuit boards)	-	60000	-
14.7(Circuits or components used as transient overvoltage limiting devices)	-	60000	-
11.3(Oil and grease)	-	27000	-
Cl.13.6.1.1(Thermal index or capability)	-	60000	-
Cl.13.6.3.1(Resistance to arcing)	-	60000	-
Cl.14.8(Batteries)	-	60000	-

30 Nov, 2028

-
Included w.e.f. 23.01.2026

Planet Electro Labs Private Limited, Wazirpur

8185226

IS 16221 : Part 2 (2015)

Safety of power converters for use in photovoltaic power systems: Part 2 particular requirements for inverters

500000 View breakup
-

Clause No.	Exclusion	Testing Charges (Excl. Of Taxes)	Remark
4(General Test Requireements)	-	20000	-
5(Marking and documentation)	-	10000	-
6(Environmental requirements and conditions)	-	10000	-
7(Protection against electric shock and energy hazards)	-	10000	-
8(Protection against Mechanical Hazards)	-	35000	-
9(Protection against Fire Hazards)	-	35000	-
10(Protection against Sonic Pressure Hazards)	-	25000	-
11(Protection against Liquid Hazards)	-	25000	-
12(Protection against Chemical Hazards)	-	20000	-
13(Physical Requirements)	-	20000	-
14(Components)	-	25000	-
14(Components)	-	20000	-
6.4(UV exposure)	-	100000	-
13.6.4(UV Resistance)	-	100000	-
Annex J(Ultraviolet light conditioning test)	-	100000	-
9.1.4.3(Hot flaming oil test)	-	80000	-
Clause No. 4.3(Thermal testing)	-	45000	-
Clause No. 4.4(Testing in single fault condition)	-	35000	-
4.5(Humidity preconditioning)	-	35000	-
4.6(Backfeed voltage protection)	-	35000	-
4.7(Electrical rating tests)	-	35000	-
4.8(Additional tests for grid interactive inverters)	-	65000	-
4(General Test Requirements)	-	15000	-
5(Marking and documentation)	-	10000	-
6(Environmental requirements and conditions)	-	15000	-
7(Protection against electric shock and energy hazards)	-	25000	-
8(Protection against Mechanical Hazards)	-	35000	-
9(Protection against Fire Hazards)	-	35000	-
10(Protection against Sonic Pressure Hazards)	-	35000	-
11(Protection against Liquid Hazards)	-	25000	-
12(Protection against Chemical Hazards)	-	25000	-
13(Physical Requirements)	-	10000	-
4.4.4.15.1(Fault-tolerance of residual current monitoring)	-	25000	-
4.4.4.15.2(Fault-tolerance of automatic disconnecting means)	-	35000	-
4.4.4.16(Stand-alone inverters – Load transfer test)	-	35000	-
4.4.4.17(Cooling system failure – Blanketing test)	-	45000	-
4.7.3(Measurement requirements for AC output ports for stand-alone inverters)	-	35000	-
4.7.4(Stand-alone Inverter AC output voltage and frequency)	-	35000	-
4.7.4.2(Steady state output voltage at nominal DC input)	-	35000	-
4.7.4.3(Steady state output voltage across the DC input range)	-	35000	-
4.7.4.4(Load step response of the output voltage at nominal DC input)	-	35000	-
4.7.4.5(Steady state output frequency)	-	35000	-
4.7.5(Stand-alone inverter output voltage waveform)	-	35000	-
4.7.5.2(Sinusoidal output voltage waveform requirements)	-	35000	-
4.7.5.3(Non-sinusoidal output waveform requirements)	-	35000	-
4.7.5.5(Output voltage waveform requirements for inverters for dedicated loads)	-	35000	-
4.8.2.1(Array insulation resistance detection for inverters for ungrounded arrays)	-	35000	-
4.8.2.2(Array insulation resistance detection for inverters for functionally grounded arrays)	-	35000	-
4.8.3.2(30 mA touch current type test for isolated inverters)	-	15000	-
4,8.3.3(Fire hazard residual current type test for isolated inverters)	-	15000	-
4.8.3.5(Protection by residual current monitoring)	-	15000	-
7.3.10(Additional requirements for stand-alone inverters)	-	15000	-
9.3.4(Inverter backfeed current onto the array)	-	25000	-
13.9(Fault indication)	-	35000	-
14(Components)	-	25000	-
Cl.13.6.1.1(Thermal index or capability)	-	25000	-
Cl.13.6.3.1(Resistance to arcing)	-	35000	-
Cl.14.8(Batteries)	-	35000	-

08 May, 2028

-
Included w.e.f.07.10.2025

TUV Rheinland (India) Pvt. Ltd (6126126), Bengaluru

6126126

IS 16221 : Part 1 (2016)

Safety of Power Converters for use in Photovoltaic Power Systems Part 1 General Requirements

630000 View breakup
-

Clause No.	Exclusion	Testing Charges (Excl. Of Taxes)	Remark
4(General testing requirements)	-	15000	OK
5(Marking and documentation)	-	15000	OK
6(Environmental Requirements and conditions)	-	100000	OK
7(Protection against electric shock and energy hazards)	-	50000	OK
8(Protection Against mechanical Hazards)	-	50000	OK
9(Protection Against Fire Hazards)	-	100000	OK
11(Protection against liquid hazards)	-	100000	OK
10(Protection against Sonic Pressure hazards)	-	50000	OK
12(Chemical hazards)	-	0	OK
13(Physical requirements)	-	50000	OK
14(Components)	-	100000	OK

17 Feb, 2028

-
-

TUV Rheinland (India) Pvt. Ltd (6126126), Bengaluru

6126126

IS 16221 : Part 2 (2015)

Safety of power converters for use in photovoltaic power systems: Part 2 particular requirements for inverters

220000 View breakup
-

Clause No.	Exclusion	Testing Charges (Excl. Of Taxes)	Remark
4(General Test Requireements)	-	20000	NIL
5(Marking and documentation)	-	20000	NIL
6(Environmental requirements and conditions)	-	20000	NIL
7(Protection against electric shock and energy hazards)	-	20000	NIL
8(Protection against Mechanical Hazards)	-	20000	NIL
9(Protection against Fire Hazards)	-	20000	NIL
10(Protection against Sonic Pressure Hazards)	-	20000	NIL
11(Protection against Liquid Hazards)	-	20000	NIL
12(Protection against Chemical Hazards)	-	20000	NIL
13(Physical Requirements)	-	20000	NIL
14(Components)	-	20000	NIL

17 Feb, 2028

-
-

URS PRODUCTS AND TESTING PVT. LTD. (A29), NOIDA

8168906

IS 16221 : Part 1 (2016)

Safety of Power Converters for use in Photovoltaic Power Systems Part 1 General Requirements

1120000 View breakup
-

Clause No.	Exclusion	Testing Charges (Excl. Of Taxes)	Remark
15(Software and firmware performing safety functions)	-	1000	-
14(Components)	-	5000	-
13(Physical requirements)	-	25000	-
12(Chemical hazards)	-	25000	-
11(Protection against liquid hazards)	-	25000	-
10(Protection against Sonic Pressure hazards)	-	25000	-
9(Protection Against Fire Hazards)	-	25000	-
8(Protection Against mechanical Hazards)	-	25000	-
7(Protection against electric shock and energy hazards)	-	50000	-
6(Environmental Requirements and conditions)	-	50000	-
5(Marking and documentation)	-	5000	-
4(General testing requirements)	-	5000	-
14(Components)	-	25000	-
6.4(UV exposure)	-	50000	-
13.6.4(UV Resistance)	-	50000	-
Annex J(Ultraviolet light conditioning test)	-	2000	-
9.1.4.3(Hot flaming oil test)	-	15000	-
4.2(Thermal testing)	-	35000	-
4.4(Testing in single fault condition)	-	25000	-
4.5(Humidity preconditioning)	-	35000	-
4.6(Backfeed voltage protection)	-	15000	-
4.7(Electrical rating tests)	-	15000	-
4.8(Additional tests for grid interactive inverters)	-	15000	-
Annex A(Measurement of clearances and creepage distances)	-	2000	-
Annex B(Programmable equipment)	-	0	-
Annex C(Symbols to be used in equipment markings)	-	1000	-
Annex D(Test probes for determining access)	-	1000	-
Annex E(RCDs)	-	5000	-
Annex F(Altitude correction for clearances)	-	2000	-
Annex G(Clearance and creepage distance determination for frequencies greater than 30 kHz)	-	2000	-
Annex H("Measuring instrument for touch current measurements ")	-	2000	-
4.4.4.10(Safety interlock systems)	-	4000	-
4.3, 4.3.2, 4.3.2.2, 4.3.2.3(Thermal Tests (Maximum temperatures, Touch temperature, temperature limits for mount surfaces))	-	25000	-
4.4.3.1(Protection against shock hazard)	-	25000	-
4.4.3.2(Protection against spread of fire)	-	15000	-
4.4.3.4(Protection Against parts expulsion hazards)	-	15000	-
4.4.4.1(Component fault tests)	-	35000	-
4.4.4.2(Equipment’s or parts for short-term or intermittent operation)	-	25000	-
4.4.4.3(Motors(Lock rotor))	-	2000	-
4.4.4.4(Transformer short circuit tests)	-	15000	-
4.4.4.5(Output short circuit)	-	15000	-
4.4.4.6(Backfeed current test for equipment with more than one source of supply)	-	15000	-
4.4.4.7(Output overload)	-	25000	-
4.4.4.8(Cooling system failure)	-	15000	-
4.4.4.9(Heating devices)	-	15000	-
4.4.4.11(Reverse d.c. connections)	-	15000	-
4.4.4.12(Voltage selector mismatch)	-	5000	-
4.4.4.13(Mis-wiring with incorrect phase sequence or polarity)	-	5000	-
4.4.4.14(Printed wiring board short-circuit test)	-	5000	-
4.6.1(Backfeed tests under normal conditions)	-	5000	-
4.6.2(Backfeed tests under single-fault conditions)	-	5000	-
5.1.2(Durability of markings)	-	5000	-
5.2.1(Visibility and legibility requirements for warning markings)	-	5000	-
6.3(Ingress protection)	-	15000	-
7.3.2.3(Short-term limits of accessible voltages under fault conditions)	-	15000	-
7.3.2.6(Working voltage and DVC)	-	15000	-
7.3.4,7.3.4.2(protection against direct contact)	-	15000	-
7.3.4.3(Protection by means of insulation of live parts)	-	15000	-
7.3.5,7.3.5.2(Protection in case of direct contact)	-	10000	-
7.3.5.3.1(Limitation of current through protective impedance)	-	10000	-
7.3.5.3.2(Limitation of discharging energy through protective impedance)	-	15000	-
7.3.5.4(Protection by means of limited voltages)	-	15000	-
7.3.6.1,7.3.6.2(Protection against indirect contact(Creapage & clearance))	-	5000	-
7.3.6.3(Protective class I - Protective bonding and earthing)	-	5000	-
7.3.6.3.3(Rating of protective bonding)	-	5000	-
7.3.7.8.4.2(Use of coating materials (on PWBs))	-	5000	-
7.3.7.4(Clearance distances)	-	5000	-
7.3.7.5(Creepage distances)	-	5000	-
7.3.8(Residual current detection (RCD) or Monitoring (RCM) device compatibilty (DC components on AC side))	-	5000	-
7.3.9(Protection against shock hazard due to stored energy)	-	5000	-
7.4(Protection against energy hazards)	-	5000	-
7.5.1(Impulse voltage test (type test))	-	5000	-
7.5.2(Voltage test (dielectric strength test))	-	5000	-
7.5.2.3(Humidity preconditioning)	-	5000	-
7.5.3(Partial discharge test (type test or sample test))	-	5000	-
7.5.4(Touch current measurement)	-	5000	-
7.3.7.5(Creepage distances)	-	5000	-
7.3.8(Residual current detection (RCD) or Monitoring (RCM) device compatibilty (DC components on AC side))	-	5000	-
7.3.9(Protection against shock hazard due to stored energy)	-	5000	-
7.5.2(Voltage test (dielectric strength test))	-	5000	-
7.5.2.3(Humidity preconditioning)	-	5000	-
7.5.3(Partial discharge test (type test or sample test))	-	5000	-
7.5.4(Touch current measurement)	-	5000	-
8.2(Moving parts)	-	1000	-
8.3(Stability)	-	2000	-
8.4(Provisions for lifting and carrying)	-	2000	-
8.5(Wall mounting)	-	2000	-
8.6(Expelled parts)	-	2000	-
9.1.1(Reducing the risk of ignition and spread of flame)	-	2000	-
9.1.2(Conditions for a fire enclosure)	-	2000	-
9.1.3(Material requirements for protection against fire hazard)	-	1000	-
9.1.4(Openings in fire enclosures)	-	1000	-
9.1.4.6(Additional requirements for openings in transportable equipment)	-	1000	-
9.2.2(Limited power source tests)	-	2000	-
9.3(Short-circuit and overcurrent protection)	-	1000	-
10.2(Sonic pressure and sound level)	-	1000	-
11.1(Liquid containment, pressure and leakage)	-	1000	-
11.2(Fluid pressure and leakage)	-	1000	-
13.1(Handles and manual controls)	-	1000	-
13.1.1(Adjustable controls)	-	1000	-
13.2(Securing of parts)	-	500	-
13.3(Provisions for external connections)	-	500	-
13.4(Internal wiring and connections)	-	500	-
13.5(Openings in enclosures)	-	500	-
13.3.2.5(Cord anchorages and strain relief)	-	500	-
13.3.5(Wire bending space for wires 10mm2 and greater)	-	500	-
13.5(Openings in enclosures)	-	500	-
13.6.2.1(Stress relief test)	-	500	-
13.7(Mechanical resistance to deflection, impact, or drop)	-	500	-
13.8(Thickness requirements for metal enclosures)	-	500	-
14.2(Motor over-temperature protection)	-	500	-
14.3(Over-temperature protection devices)	-	500	-
14.6(Printed circuit boards)	-	500	-
14.7(Circuits or components used as transient overvoltage limiting devices)	-	500	-

-
-

URS PRODUCTS AND TESTING PVT. LTD. (A29), NOIDA

8168906

IS 16221 : Part 2 (2015)

Safety of power converters for use in photovoltaic power systems: Part 2 particular requirements for inverters

1300000 View breakup
-

Clause No.	Exclusion	Testing Charges (Excl. Of Taxes)	Remark
4(General Test Requireements)	-	2000	-
5(Marking and documentation)	-	3000	-
6(Environmental requirements and conditions)	-	35000	-
7(Protection against electric shock and energy hazards)	-	50000	-
8(Protection against Mechanical Hazards)	-	50000	-
9(Protection against Fire Hazards)	-	50000	-
10(Protection against Sonic Pressure Hazards)	-	50000	-
11(Protection against Liquid Hazards)	-	50000	-
12(Protection against Chemical Hazards)	-	50000	-
13(Physical Requirements)	-	50000	-
14(Components)	-	50000	-
14(Components)	-	50000	-
6.4(UV exposure)	-	35000	-
13.6.4(UV Resistance)	-	35000	-
Annex J(Ultraviolet light conditioning test)	-	25000	-
9.1.4.3(Hot flaming oil test)	-	50000	-
Clause No. 4.3(Thermal testing)	-	50000	-
Clause No. 4.4(Testing in single fault condition)	-	35000	-
4.5(Humidity preconditioning)	-	35000	-
4.7(Electrical rating tests)	-	50000	-
4.8(Additional tests for grid interactive inverters)	-	25000	-
4.4.4.15.1(Fault-tolerance of residual current monitoring)	-	25000	-
4.4.4.15.2(Fault-tolerance of automatic disconnecting means)	-	25000	-
4.4.4.16(Stand-alone inverters – Load transfer test)	-	35000	-
4.4.4.17(Cooling system failure – Blanketing test)	-	20000	-
4.7.3(Measurement requirements for AC output ports for stand-alone inverters)	-	20000	-
4.7.4(Stand-alone Inverter AC output voltage and frequency)	-	20000	-
4.7.4.2(Steady state output voltage at nominal DC input)	-	20000	-
4.7.4.3(Steady state output voltage across the DC input range)	-	20000	-
4.7.4.4(Load step response of the output voltage at nominal DC input)	-	20000	-
4.7.4.5(Steady state output frequency)	-	20000	-
4.7.5.2(Sinusoidal output voltage waveform requirements)	-	20000	-
4.7.5.3(Non-sinusoidal output waveform requirements)	-	20000	-
4.7.5.5(Output voltage waveform requirements for inverters for dedicated loads)	-	20000	-
4.8.2.1(Array insulation resistance detection for inverters for ungrounded arrays)	-	25000	-
4.8.2.2(Array insulation resistance detection for inverters for functionally grounded arrays)	-	25000	-
4.8.3.2(30 mA touch current type test for isolated inverters)	-	25000	-
4,8.3.3(Fire hazard residual current type test for isolated inverters)	-	25000	-
4.8.3.5(Protection by residual current monitoring)	-	20000	-
7.3.10(Additional requirements for stand-alone inverters)	-	20000	-
9.3.4(Inverter backfeed current onto the array)	-	20000	-
13.9(Fault indication)	-	20000	-
14(Components)	-	5000	-

-
-

Alpha Test House Private Limited, Delhi

8131026

IS 16221 : Part 2 (2015)

Safety of power converters for use in photovoltaic power systems: Part 2 particular requirements for inverters

204000 View breakup
-

Clause No.	Exclusion	Testing Charges (Excl. Of Taxes)	Remark
4(General Test Requireements)	-	1000	-
5(Marking and documentation)	-	5000	-
6(Environmental requirements and conditions)	-	1000	-
7(Protection against electric shock and energy hazards)	-	5000	-
8(Protection against Mechanical Hazards)	-	5000	-
9(Protection against Fire Hazards)	-	5000	-
10(Protection against Sonic Pressure Hazards)	-	5000	-
11(Protection against Liquid Hazards)	-	5000	-
12(Protection against Chemical Hazards)	-	5000	-
13(Physical Requirements)	-	5000	-
9.1.4.3(Hot flaming oil test)	-	5000	-
Clause No. 4.3(Thermal testing)	-	10000	-
Clause No. 4.4(Testing in single fault condition)	-	10000	-
4.5(Humidity preconditioning)	-	10000	-
4.6(Backfeed voltage protection)	-	5000	-
4.7(Electrical rating tests)	-	3000	-
4.8(Additional tests for grid interactive inverters)	-	5000	-
4(General Test Requirements)	-	1000	-
5(Marking and documentation)	-	5000	-
6(Environmental requirements and conditions)	-	1000	-
7(Protection against electric shock and energy hazards)	-	5000	-
8(Protection against Mechanical Hazards)	-	5000	-
9(Protection against Fire Hazards)	-	5000	-
10(Protection against Sonic Pressure Hazards)	-	5000	-
11(Protection against Liquid Hazards)	-	5000	-
12(Protection against Chemical Hazards)	-	5000	-
13(Physical Requirements)	-	5000	-
4.4.4.15.1(Fault-tolerance of residual current monitoring)	-	5000	-
4.4.4.15.2(Fault-tolerance of automatic disconnecting means)	-	5000	-
4.4.4.16(Stand-alone inverters – Load transfer test)	-	5000	-
4.4.4.17(Cooling system failure – Blanketing test)	-	5000	-
4.7.3(Measurement requirements for AC output ports for stand-alone inverters)	-	5000	-
4.7.4(Stand-alone Inverter AC output voltage and frequency)	-	5000	-
4.7.4.2(Steady state output voltage at nominal DC input)	-	5000	-
4.7.4.3(Steady state output voltage across the DC input range)	-	5000	-
4.7.4.4(Load step response of the output voltage at nominal DC input)	-	5000	-
4.7.4.5(Steady state output frequency)	-	5000	-
4.7.5(Stand-alone inverter output voltage waveform)	-	5000	-
4.7.5.2(Sinusoidal output voltage waveform requirements)	-	5000	-
4.7.5.3(Non-sinusoidal output waveform requirements)	-	5000	-
4.7.5.5(Output voltage waveform requirements for inverters for dedicated loads)	-	5000	-
4.8.2.1(Array insulation resistance detection for inverters for ungrounded arrays)	-	5000	-
4.8.2.2(Array insulation resistance detection for inverters for functionally grounded arrays)	-	5000	-
4.8.3.2(30 mA touch current type test for isolated inverters)	-	5000	-
4,8.3.3(Fire hazard residual current type test for isolated inverters)	-	5000	-
4.8.3.5(Protection by residual current monitoring)	-	5000	-
7.3.10(Additional requirements for stand-alone inverters)	-	5000	-
9.3.4(Inverter backfeed current onto the array)	-	5000	-
13.9(Fault indication)	-	5000	-

-
Included w.e.f. 23.02.2024 Exclusion: Cl.14 (Components), CL.6.4 (UV exposure), Cl.13.6.4 (UV Resistance), Cl.Annex J (Ultraviolet light conditioning test), Cl.9.1.4.3 (Hot flaming oil test)

Alpha Test House Private Limited, Delhi

8131026

IS 16221 : Part 1 (2016)

Safety of Power Converters for use in Photovoltaic Power Systems Part 1 General Requirements

524000 View breakup
-

Clause No.	Exclusion	Testing Charges (Excl. Of Taxes)	Remark
13.6.2.1(Stress relief test)	-	5000	-
9(Protection Against Fire Hazards)	-	10000	-
8(Protection Against mechanical Hazards)	-	10000	-
7(Protection against electric shock and energy hazards)	-	5000	-
5(Marking and documentation)	-	5000	-
4(General testing requirements)	-	1000	-
6.4(UV exposure)	-	1000	-
4.2(Thermal testing)	-	10000	-
4.4(Testing in single fault condition)	-	10000	-
4.5(Humidity preconditioning)	-	10000	-
4.6(Backfeed voltage protection)	-	5000	-
4.7(Electrical rating tests)	-	3000	-
4.8(Additional tests for grid interactive inverters)	-	5000	-
Annex A(Measurement of clearances and creepage distances)	-	3000	-
Annex B(Programmable equipment)	-	1000	-
Annex C(Symbols to be used in equipment markings)	-	1000	-
Annex D(Test probes for determining access)	-	1000	-
Annex E(RCDs)	-	1000	-
Annex F(Altitude correction for clearances)	-	1000	-
Annex G(Clearance and creepage distance determination for frequencies greater than 30 kHz)	-	1000	-
Annex H("Measuring instrument for touch current measurements ")	-	1000	-
Annex I("Examples of protection, insulation, and overvoltage category requirements for PCE ")	-	1000	-
4.3, 4.3.2, 4.3.2.2, 4.3.2.3(Thermal Tests (Maximum temperatures, Touch temperature, temperature limits for mount surfaces))	-	10000	-
4.4.3.1(Protection against shock hazard)	-	5000	-
4.4.3.2(Protection against spread of fire)	-	5000	-
4.4.3.4(Protection Against parts expulsion hazards)	-	5000	-
4.4.4.5(Output short circuit)	-	5000	-
4.4.4.6(Backfeed current test for equipment with more than one source of supply)	-	5000	-
4.4.4.7(Output overload)	-	5000	-
4.4.4.8(Cooling system failure)	-	5000	-
4.4.4.9(Heating devices)	-	5000	-
4.4.4.10(Safety interlock systems)	-	5000	-
4.4.4.11(Reverse d.c. connections)	-	5000	-
4.4.4.12(Voltage selector mismatch)	-	5000	-
4.4.4.13(Mis-wiring with incorrect phase sequence or polarity)	-	5000	-
4.4.4.14(Printed wiring board short-circuit test)	-	5000	-
4.6.1(Backfeed tests under normal conditions)	-	5000	-
4.6.2(Backfeed tests under single-fault conditions)	-	5000	-
5.1.2(Durability of markings)	-	5000	-
5.2.1(Visibility and legibility requirements for warning markings)	-	1000	-
7.3.2.3(Short-term limits of accessible voltages under fault conditions)	-	5000	-
7.3.2.6(Working voltage and DVC)	-	5000	-
7.3.4,7.3.4.2(protection against direct contact)	-	5000	-
7.3.4.3(Protection by means of insulation of live parts)	-	5000	-
7.3.5,7.3.5.2(Protection in case of direct contact)	-	5000	-
7.3.5.3.1(Limitation of current through protective impedance)	-	5000	-
7.3.5.3.2(Limitation of discharging energy through protective impedance)	-	5000	-
7.3.5.4(Protection by means of limited voltages)	-	5000	-
7.3.6.1,7.3.6.2(Protection against indirect contact(Creapage & clearance))	-	5000	-
7.3.6.3(Protective class I - Protective bonding and earthing)	-	5000	-
7.3.6.3.3(Rating of protective bonding)	-	5000	-
7.3.7.4(Clearance distances)	-	5000	-
7.3.7.5(Creepage distances)	-	5000	-
7.3.8(Residual current detection (RCD) or Monitoring (RCM) device compatibilty (DC components on AC side))	-	5000	-
7.3.9(Protection against shock hazard due to stored energy)	-	5000	-
7.4(Protection against energy hazards)	-	5000	-
7.5.1(Impulse voltage test (type test))	-	5000	-
7.5.2(Voltage test (dielectric strength test))	-	5000	-
7.5.4(Touch current measurement)	-	5000	-
8.2(Moving parts)	-	5000	-
8.3(Stability)	-	5000	-
8.4(Provisions for lifting and carrying)	-	5000	-
8.5(Wall mounting)	-	5000	-
8.6(Expelled parts)	-	5000	-
9.1.1(Reducing the risk of ignition and spread of flame)	-	5000	-
9.1.2(Conditions for a fire enclosure)	-	5000	-
9.1.3(Material requirements for protection against fire hazard)	-	5000	-
9.1.4(Openings in fire enclosures)	-	5000	-
9.1.4.6(Additional requirements for openings in transportable equipment)	-	5000	-
9.2.2(Limited power source tests)	-	5000	-
9.3(Short-circuit and overcurrent protection)	-	5000	-
11.1(Liquid containment, pressure and leakage)	-	5000	-
11.2(Fluid pressure and leakage)	-	5000	-
13.1(Handles and manual controls)	-	5000	-
13.2(Securing of parts)	-	5000	-
13.3(Provisions for external connections)	-	5000	-
13.4(Internal wiring and connections)	-	5000	-
13.5(Openings in enclosures)	-	5000	-
13.3.2.5(Cord anchorages and strain relief)	-	5000	-
13.3.5(Wire bending space for wires 10mm2 and greater)	-	5000	-
13.5(Openings in enclosures)	-	5000	-
13.7(Mechanical resistance to deflection, impact, or drop)	-	5000	-
13.8(Thickness requirements for metal enclosures)	-	5000	-
14.2(Motor over-temperature protection)	-	5000	-
14.3(Over-temperature protection devices)	-	5000	-
14.6(Printed circuit boards)	-	5000	-
14.7(Circuits or components used as transient overvoltage limiting devices)	-	5000	-
9.1.4.3(Hot flaming oil test)	-	5000	-
7.3.7.8.4.2(Use of coating materials (on PWBs))	-	5000	-
7.5.3(Partial discharge test (type test or sample test))	-	20000	-
10.2(Sonic pressure and sound level)	-	5000	-
10(Protection against Sonic Pressure hazards)	-	5000	-
6.3(Ingress protection)	-	10000	-
15(Software and firmware performing safety functions)	-	5000	-
12(Chemical hazards)	-	5000	-
11(Protection against liquid hazards)	-	5000	-
6(Environmental Requirements and conditions)	-	10000	-
4.4.4.1(Component fault tests)	-	5000	-
4.4.4.2(Equipment’s or parts for short-term or intermittent operation)	-	5000	-
4.4.4.3(Motors(Lock rotor))	-	5000	-
4.4.4.4(Transformer short circuit tests)	-	5000	-
13.1.1(Adjustable controls)	-	5000	-
7.3.7.5(Creepage distances)	-	5000	-
7.3.8(Residual current detection (RCD) or Monitoring (RCM) device compatibilty (DC components on AC side))	-	5000	-
7.3.9(Protection against shock hazard due to stored energy)	-	5000	-
7.4(Protection against energy hazards)	-	5000	-
7.5.1(Impulse voltage test (type test))	-	5000	-
7.5.2(Voltage test (dielectric strength test))	-	5000	-
7.5.2.3(Humidity preconditioning)	-	10000	-
7.5.3(Partial discharge test (type test or sample test))	-	20000	-
7.5.4(Touch current measurement)	-	5000	-

-
Included w.e.f. 23.02.2024 Exclusion: Cl.14 (Components), Cl.6.4 (UV exposure), Cl.13.6.4 (UV Resistance), Annex J (Ultraviolet light conditioning test), Cl.9.1.4.3 (Hot flaming oil test), Cl.14.2 (Motor over-temperature protection), Cl.14.3 (Over-temperature protection devices), Cl.14.6 (Printed circuit boards), Cl.14.7 (Circuits or components used as transient overvoltage limiting devices)

UL INDIA PRIVATE LIMITED, BENGALURU

6120526

IS 16221 : Part 2 (2015)

Safety of power converters for use in photovoltaic power systems: Part 2 particular requirements for inverters

1585946 View breakup
-

Clause No.	Exclusion	Testing Charges (Excl. Of Taxes)	Remark
5(Marking and documentation)	-	7500	-
7(Protection against electric shock and energy hazards)	-	178000	-
8(Protection against Mechanical Hazards)	-	53500	-
9(Protection against Fire Hazards)	-	600000	-
10(Protection against Sonic Pressure Hazards)	-	47111	-
13(Physical Requirements)	-	132000	-
4.4.4.15.1(Fault-tolerance of residual current monitoring)	-	10000	-
4.4.4.15.2(Fault-tolerance of automatic disconnecting means)	-	10000	-
4.4.4.16(Stand-alone inverters – Load transfer test)	-	40000	-
4.4.4.17(Cooling system failure – Blanketing test)	-	40500	-
4.7.3(Measurement requirements for AC output ports for stand-alone inverters)	-	10000	-
4.7.4(Stand-alone Inverter AC output voltage and frequency)	-	10000	-
4.7.4.2(Steady state output voltage at nominal DC input)	-	10000	-
4.7.4.3(Steady state output voltage across the DC input range)	-	10000	-
4.7.4.4(Load step response of the output voltage at nominal DC input)	-	10000	-
4.7.4.5(Steady state output frequency)	-	10000	-
4.7.5(Stand-alone inverter output voltage waveform)	-	10000	-
4.7.5.2(Sinusoidal output voltage waveform requirements)	-	10000	-
4.7.5.3(Non-sinusoidal output waveform requirements)	-	10000	-
4.7.5.5(Output voltage waveform requirements for inverters for dedicated loads)	-	10000	-
4.8.2.1(Array insulation resistance detection for inverters for ungrounded arrays)	-	23750	-
4.8.2.2(Array insulation resistance detection for inverters for functionally grounded arrays)	-	23750	-
4.8.3.2(30 mA touch current type test for isolated inverters)	-	32835	-
4,8.3.3(Fire hazard residual current type test for isolated inverters)	-	45000	-
4.8.3.5(Protection by residual current monitoring)	-	100000	-
7.3.10(Additional requirements for stand-alone inverters)	-	15000	-
9.3.4(Inverter backfeed current onto the array)	-	60000	-
13.9(Fault indication)	-	3000	-
14(Components)	-	64000	-

12 May, 2027

-
Excluding following tests – UV exposure (Cl.6.4), Thermal index or capability (Cl.13.6.1.1), Resistance to arcing (Cl.13.6.3.1), UV resistance (Cl.13.6.4), Batteries (Cl.14.8).

UL INDIA PRIVATE LIMITED, BENGALURU

6120526

IS 16221 : Part 1 (2016)

Safety of Power Converters for use in Photovoltaic Power Systems Part 1 General Requirements

1400612 View breakup
-

Clause No.	Exclusion	Testing Charges (Excl. Of Taxes)	Remark
4.5(Humidity preconditioning)	-	30000	-
4.6(Backfeed voltage protection)	-	5000	-
4.7(Electrical rating tests)	-	30000	-
7(Protection against electric shock and energy hazards)	-	118834	-
12(Chemical hazards)	-	5000	-
4.3, 4.3.2, 4.3.2.2, 4.3.2.3(Thermal Tests (Maximum temperatures, Touch temperature, temperature limits for mount surfaces))	-	60000	-
4.4.3.1(Protection against shock hazard)	-	5000	-
4.4.3.2(Protection against spread of fire)	-	5000	-
4.4.3.4(Protection Against parts expulsion hazards)	-	5000	-
4.4.4.1(Component fault tests)	-	130000	-
4.4.4.2(Equipment’s or parts for short-term or intermittent operation)	-	3000	-
4.4.4.3(Motors(Lock rotor))	-	5000	-
4.4.4.4(Transformer short circuit tests)	-	5000	-
4.4.4.5(Output short circuit)	-	5000	-
4.4.4.6(Backfeed current test for equipment with more than one source of supply)	-	52835	-
4.4.4.7(Output overload)	-	8555	-
4.4.4.8(Cooling system failure)	-	15000	-
4.4.4.9(Heating devices)	-	2000	-
4.4.4.10(Safety interlock systems)	-	2000	-
4.4.4.11(Reverse d.c. connections)	-	6500	-
4.4.4.12(Voltage selector mismatch)	-	2000	-
4.4.4.13(Mis-wiring with incorrect phase sequence or polarity)	-	6500	-
4.4.4.14(Printed wiring board short-circuit test)	-	3000	-
4.6.1(Backfeed tests under normal conditions)	-	52835	-
4.6.2(Backfeed tests under single-fault conditions)	-	52835	-
5.1.2(Durability of markings)	-	1000	-
5.2.1(Visibility and legibility requirements for warning markings)	-	2569	-
6.3(Ingress protection)	-	35000	-
7.3.2.3(Short-term limits of accessible voltages under fault conditions)	-	10000	-
7.3.2.6(Working voltage and DVC)	-	22835	-
7.3.4,7.3.4.2(protection against direct contact)	-	3417	-
7.3.4.3(Protection by means of insulation of live parts)	-	4000	-
7.3.5,7.3.5.2(Protection in case of direct contact)	-	3000	-
7.3.5.3.1(Limitation of current through protective impedance)	-	3000	-
7.3.5.3.2(Limitation of discharging energy through protective impedance)	-	3000	-
7.3.5.4(Protection by means of limited voltages)	-	3000	-
7.3.6.1,7.3.6.2(Protection against indirect contact(Creapage & clearance))	-	12000	-
7.3.6.3(Protective class I - Protective bonding and earthing)	-	12834	-
7.3.6.3.3(Rating of protective bonding)	-	8000	-
7.3.7.8.4.2(Use of coating materials (on PWBs))	-	48000	-
7.3.7.4(Clearance distances)	-	35000	-
7.3.7.5(Creepage distances)	-	32000	-
7.3.8(Residual current detection (RCD) or Monitoring (RCM) device compatibilty (DC components on AC side))	-	1000	-
7.3.9(Protection against shock hazard due to stored energy)	-	8000	-
7.4(Protection against energy hazards)	-	8418	-
7.5.1(Impulse voltage test (type test))	-	47111	-
7.5.2(Voltage test (dielectric strength test))	-	20000	-
7.5.2.3(Humidity preconditioning)	-	45670	-
7.5.3(Partial discharge test (type test or sample test))	-	1000	-
7.5.4(Touch current measurement)	-	32834	-
8.2(Moving parts)	-	1000	-
8.3(Stability)	-	25000	-
8.4(Provisions for lifting and carrying)	-	3000	-
8.5(Wall mounting)	-	23555	-
9.1.1(Reducing the risk of ignition and spread of flame)	-	2000	-
9.1.2(Conditions for a fire enclosure)	-	5000	-
9.1.3(Material requirements for protection against fire hazard)	-	5000	-
9.1.4(Openings in fire enclosures)	-	5000	-
9.1.4.6(Additional requirements for openings in transportable equipment)	-	5000	-
9.2.2(Limited power source tests)	-	79946	-
9.3(Short-circuit and overcurrent protection)	-	60000	-
10.2(Sonic pressure and sound level)	-	47111	-
11.1(Liquid containment, pressure and leakage)	-	6000	-
13.1(Handles and manual controls)	-	1000	-
13.1.1(Adjustable controls)	-	1000	-
13.2(Securing of parts)	-	2000	-
13.3(Provisions for external connections)	-	6000	-
13.4(Internal wiring and connections)	-	2000	-
13.5(Openings in enclosures)	-	2418	-
13.3.2.5(Cord anchorages and strain relief)	-	15000	-
13.3.5(Wire bending space for wires 10mm2 and greater)	-	2000	-
13.5(Openings in enclosures)	-	0	-
13.6.2.1(Stress relief test)	-	15000	-
13.7(Mechanical resistance to deflection, impact, or drop)	-	30000	-
13.8(Thickness requirements for metal enclosures)	-	5000	-
14.2(Motor over-temperature protection)	-	2000	-
14.3(Over-temperature protection devices)	-	2000	-
14.7(Circuits or components used as transient overvoltage limiting devices)	-	10000	-
8.6(Expelled parts)	-	1000	-
11.2(Fluid pressure and leakage)	-	8000	-
14.6(Printed circuit boards)	-	10000	-

12 May, 2027

-
Excluding following tests – UV exposure (Cl.6.4), Thermal index or capability (Cl.13.6.1.1), Resistance to arcing (Cl.13.6.3.1), UV resistance (Cl.13.6.4), Batteries (Cl.14.8).

ACE TEST LAB PRIVATE LIMITED (8166826), DELHI

8166826

IS 16221 : Part 2 (2015)

Safety of power converters for use in photovoltaic power systems: Part 2 particular requirements for inverters

150000 View breakup
-

Clause No.	Exclusion	Testing Charges (Excl. Of Taxes)	Remark
Clause No. 4.3(Thermal testing)	-	4000	-
Clause No. 4.4(Testing in single fault condition)	-	4000	-
4.5(Humidity preconditioning)	-	4000	-
4.6(Backfeed voltage protection)	-	4000	-
4.7(Electrical rating tests)	-	4000	-
4.8(Additional tests for grid interactive inverters)	-	4000	-
4(General Test Requirements)	-	4000	-
5(Marking and documentation)	-	4000	-
6(Environmental requirements and conditions)	-	4000	-
7(Protection against electric shock and energy hazards)	-	4000	-
8(Protection against Mechanical Hazards)	-	4000	-
9(Protection against Fire Hazards)	-	4000	-
10(Protection against Sonic Pressure Hazards)	-	4000	-
11(Protection against Liquid Hazards)	-	4000	-
12(Protection against Chemical Hazards)	-	4000	-
13(Physical Requirements)	-	4000	-
14(Components)	-	4000	-
4.4.4.15.1(Fault-tolerance of residual current monitoring)	-	4000	-
4.4.4.15.2(Fault-tolerance of automatic disconnecting means)	-	4000	-
4.4.4.16(Stand-alone inverters – Load transfer test)	-	4000	-
4.4.4.17(Cooling system failure – Blanketing test)	-	4000	-
4.7.3(Measurement requirements for AC output ports for stand-alone inverters)	-	4000	-
4.7.4(Stand-alone Inverter AC output voltage and frequency)	-	4000	-
4.7.4.2(Steady state output voltage at nominal DC input)	-	4000	-
4.7.4.3(Steady state output voltage across the DC input range)	-	4000	-
4.7.4.4(Load step response of the output voltage at nominal DC input)	-	4000	-
4.7.4.5(Steady state output frequency)	-	4000	-
4.7.5(Stand-alone inverter output voltage waveform)	-	4000	-
4.7.5.2(Sinusoidal output voltage waveform requirements)	-	4000	-
4.7.5.3(Non-sinusoidal output waveform requirements)	-	4000	-
4.7.5.5(Output voltage waveform requirements for inverters for dedicated loads)	-	3000	-
4.8.2.1(Array insulation resistance detection for inverters for ungrounded arrays)	-	3000	-
4.8.2.2(Array insulation resistance detection for inverters for functionally grounded arrays)	-	3000	-
4.8.3.2(30 mA touch current type test for isolated inverters)	-	3000	-
4,8.3.3(Fire hazard residual current type test for isolated inverters)	-	3000	-
4.8.3.5(Protection by residual current monitoring)	-	3000	-
7.3.10(Additional requirements for stand-alone inverters)	-	3000	-
9.3.4(Inverter backfeed current onto the array)	-	3000	-
13.9(Fault indication)	-	3000	-
9.1.4.3(Hot flaming oil test)	-	3000	-

07 Jan, 2027

-
-

ACE TEST LAB PRIVATE LIMITED (8166826), DELHI

8166826

IS 16221 : Part 1 (2016)

Safety of Power Converters for use in Photovoltaic Power Systems Part 1 General Requirements

390000 View breakup
-

Clause No.	Exclusion	Testing Charges (Excl. Of Taxes)	Remark
4.2(Thermal testing)	-	4000	-
4.3, 4.3.2, 4.3.2.2, 4.3.2.3(Thermal Tests (Maximum temperatures, Touch temperature, temperature limits for mount surfaces))	-	4000	-
4.4.3.1(Protection against shock hazard)	-	4000	-
6.3(Ingress protection)	-	4000	-
7.3.2.3(Short-term limits of accessible voltages under fault conditions)	-	4000	-
7.3.2.6(Working voltage and DVC)	-	4000	-
7.3.4,7.3.4.2(protection against direct contact)	-	4000	-
7.3.4.3(Protection by means of insulation of live parts)	-	4000	-
7.3.5,7.3.5.2(Protection in case of direct contact)	-	4000	-
7.3.5.3.1(Limitation of current through protective impedance)	-	4000	-
7.3.5.3.2(Limitation of discharging energy through protective impedance)	-	4000	-
7.3.5.4(Protection by means of limited voltages)	-	4000	-
7.3.6.1,7.3.6.2(Protection against indirect contact(Creapage & clearance))	-	4000	-
7.3.6.3(Protective class I - Protective bonding and earthing)	-	4000	-
7.3.6.3.3(Rating of protective bonding)	-	4000	-
7.3.7.4(Clearance distances)	-	4000	-
7.3.7.5(Creepage distances)	-	4000	-
7.3.7.8.4.2(Use of coating materials (on PWBs))	-	4000	-
7.3.8(Residual current detection (RCD) or Monitoring (RCM) device compatibilty (DC components on AC side))	-	4000	-
7.3.9(Protection against shock hazard due to stored energy)	-	4000	-
7.4(Protection against energy hazards)	-	4000	-
7.5.1(Impulse voltage test (type test))	-	4000	-
7.5.2(Voltage test (dielectric strength test))	-	4000	-
7.5.2.3(Humidity preconditioning)	-	4000	-
7.5.3(Partial discharge test (type test or sample test))	-	4000	-
7.5.4(Touch current measurement)	-	4000	-
8.2(Moving parts)	-	4000	-
8.3(Stability)	-	4000	-
8.4(Provisions for lifting and carrying)	-	4000	-
8.5(Wall mounting)	-	4000	-
8.6(Expelled parts)	-	4000	-
10.2(Sonic pressure and sound level)	-	5000	-
11.1(Liquid containment, pressure and leakage)	-	5000	-
11.2(Fluid pressure and leakage)	-	5000	-
12(Chemical hazards)	-	5000	-
13.1(Handles and manual controls)	-	5000	-
13.1.1(Adjustable controls)	-	5000	-
13.2(Securing of parts)	-	5000	-
13.3(Provisions for external connections)	-	5000	-
13.3.2.5(Cord anchorages and strain relief)	-	5000	-
13.3.5(Wire bending space for wires 10mm2 and greater)	-	5000	-
13.4(Internal wiring and connections)	-	5000	-
13.6.2.1(Stress relief test)	-	5000	-
4.4.3.2(Protection against spread of fire)	-	5000	-
4.4.3.4(Protection Against parts expulsion hazards)	-	5000	-
4.4.4.1(Component fault tests)	-	5000	-
4.4.4.2(Equipment’s or parts for short-term or intermittent operation)	-	5000	-
4.4.4.3(Motors(Lock rotor))	-	5000	-
4.4.4.4(Transformer short circuit tests)	-	5000	-
4.4.4.5(Output short circuit)	-	5000	-
4.4.4.6(Backfeed current test for equipment with more than one source of supply)	-	5000	-
4.4.4.7(Output overload)	-	5000	-
4.4.4.8(Cooling system failure)	-	5000	-
4.4.4.9(Heating devices)	-	5000	-
4.4.4.10(Safety interlock systems)	-	5000	-
4.4.4.11(Reverse d.c. connections)	-	5000	-
4.4.4.12(Voltage selector mismatch)	-	5000	-
4.4.4.13(Mis-wiring with incorrect phase sequence or polarity)	-	5000	-
4.4.4.14(Printed wiring board short-circuit test)	-	5000	-
4.5(Humidity preconditioning)	-	5000	-
4.6.1(Backfeed tests under normal conditions)	-	5000	-
4.6.2(Backfeed tests under single-fault conditions)	-	5000	-
4.7(Electrical rating tests)	-	5000	-
5.1.2(Durability of markings)	-	5000	-
5.2.1(Visibility and legibility requirements for warning markings)	-	5000	-
9.1.1(Reducing the risk of ignition and spread of flame)	-	5000	-
9.1.2(Conditions for a fire enclosure)	-	5000	-
9.1.3(Material requirements for protection against fire hazard)	-	5000	-
9.1.4(Openings in fire enclosures)	-	5000	-
9.1.4.3(Hot flaming oil test)	-	5000	-
9.1.4.6(Additional requirements for openings in transportable equipment)	-	5000	-
9.2.2(Limited power source tests)	-	5000	-
9.3(Short-circuit and overcurrent protection)	-	5000	-
13.7(Mechanical resistance to deflection, impact, or drop)	-	5000	-
13.8(Thickness requirements for metal enclosures)	-	5000	-
4(General testing requirements)	-	5000	-
5(Marking and documentation)	-	5000	-
6(Environmental Requirements and conditions)	-	5000	-
7(Protection against electric shock and energy hazards)	-	5000	-
8(Protection Against mechanical Hazards)	-	5000	-
9(Protection Against Fire Hazards)	-	5000	-
10(Protection against Sonic Pressure hazards)	-	5000	-
11(Protection against liquid hazards)	-	5000	-
13(Physical requirements)	-	5000	-
Annex A(Measurement of clearances and creepage distances)	-	500	-
Annex B(Programmable equipment)	-	500	-
Annex C(Symbols to be used in equipment markings)	-	500	-
Annex D(Test probes for determining access)	-	500	-
Annex E(RCDs)	-	500	-
Annex F(Altitude correction for clearances)	-	500	-
Annex G(Clearance and creepage distance determination for frequencies greater than 30 kHz)	-	500	-
Annex H("Measuring instrument for touch current measurements ")	-	500	-
Annex I("Examples of protection, insulation, and overvoltage category requirements for PCE ")	-	500	-
14(Components)	-	3500	-

07 Jan, 2027

-
-

REACT COMPLIANCE AND TESTING LABORATORIES LLP, BENGALURU

6130526

IS 16221 : Part 1 (2016)

Safety of Power Converters for use in Photovoltaic Power Systems Part 1 General Requirements

270000 View breakup
-

Clause No.	Exclusion	Testing Charges (Excl. Of Taxes)	Remark
4(General testing requirements)	-	70000	NA
5(Marking and documentation)	-	20000	NA
6(Environmental Requirements and conditions)	-	10000	NA
7(Protection against electric shock and energy hazards)	-	70000	NA
8(Protection Against mechanical Hazards)	-	10000	NA
9(Protection Against Fire Hazards)	-	10000	NA
10(Protection against Sonic Pressure hazards)	-	4000	NA
11(Protection against liquid hazards)	-	4000	NA
12(Chemical hazards)	-	2000	NA
13(Physical requirements)	-	70000	NA
14(Components)	-	1000	NA
15(Software and firmware performing safety functions)	-	1000	NA

10 Mar, 2027

-
Exclusion: UV exposure (Cl.6.4), UV resistance (cl.13.6.4), components (Cl.14), Ultraviolet light conditioning test (Annex-1).

REACT COMPLIANCE AND TESTING LABORATORIES LLP, BENGALURU

6130526

IS 16221 : Part 2 (2015)

Safety of power converters for use in photovoltaic power systems: Part 2 particular requirements for inverters

170000 View breakup
-

Clause No.	Exclusion	Testing Charges (Excl. Of Taxes)	Remark
4(General Test Requireements)	-	395000	NA
5(Marking and documentation)	-	5000	NA
6(Environmental requirements and conditions)	-	5000	NA
7(Protection against electric shock and energy hazards)	-	5000	NA
8(Protection against Mechanical Hazards)	-	5000	NA
9(Protection against Fire Hazards)	-	5000	NA
11(Protection against Liquid Hazards)	-	5000	NA
12(Protection against Chemical Hazards)	-	5000	NA
10(Protection against Sonic Pressure Hazards)	-	5000	NA
13(Physical Requirements)	-	5000	NA
14(Components)	-	0	NA

10 Mar, 2027

-
Exclusion: UV exposure (Cl.6.4), UV resistance (cl.13.6.4), Components (Cl.14)

Bharat Test House Pvt Ltd 1474 Sonipat Haryana

9135626

IS 16221 : Part 1 (2016)

Safety of Power Converters for use in Photovoltaic Power Systems Part 1 General Requirements

Power Converters for use in Photovoltaic Power Systems

454000 View breakup
-

Clause No.	Exclusion	Testing Charges (Excl. Of Taxes)	Remark
4(General testing requirements)	-	100000	5% discount for BIS
5(Marking and documentation)	-	6000	5% discount for BIS
6(Environmental Requirements and conditions)	-	130000	5% discount for BIS
7(Protection against electric shock and energy hazards)	-	60000	5% discount for BIS
8(Protection Against mechanical Hazards)	-	30000	5% discount for BIS
9(Protection Against Fire Hazards)	-	40000	5% discount for BIS
11(Protection against liquid hazards)	-	30000	5% discount for BIS
12(Chemical hazards)	-	8000	5% discount for BIS
13(Physical requirements)	-	40000	5% discount for BIS
14(Components)	-	0	-
15(Software and firmware performing safety functions)	-	0	-
10(Protection against Sonic Pressure hazards)	-	10000	5% discount for BIS

19 Mar, 2029

-
Excluding: Cl.10.2-Protection against sonic Pressure hazards Cl.13.6.4-UV resistance Cl.14 –Component Cl.15- Software and firmware performing safety function

Bharat Test House Pvt Ltd 1474 Sonipat Haryana

9135626

IS 16221 : Part 2 (2015)

Safety of power converters for use in photovoltaic power systems: Part 2 particular requirements for inverters

Power converters for use in photovoltaic power systems

158500 View breakup
-

Clause No.	Exclusion	Testing Charges (Excl. Of Taxes)	Remark
4(General Test Requireements)	-	150000	5% discount for BIS
5(Marking and documentation)	-	4000	5% discount for BIS
6(Environmental requirements and conditions)	-	0	-
7(Protection against electric shock and energy hazards)	-	2000	5% discount for BIS
8(Protection against Mechanical Hazards)	-	0	-
9(Protection against Fire Hazards)	-	2000	5% discount for BIS
11(Protection against Liquid Hazards)	-	0	-
12(Protection against Chemical Hazards)	-	0	-
13(Physical Requirements)	-	500	5% discount for BIS
14(Components)	-	0	-
Clause No. 4.3(Thermal testing)	-	15000	5% discount for BIS
Clause No. 4.4(Testing in single fault condition)	-	30000	5% discount for BIS
4.5(Humidity preconditioning)	-	10000	5% discount for BIS
4.6(Backfeed voltage protection)	-	10000	5% discount for BIS
4.7(Electrical rating tests)	-	20000	5% discount for BIS
4.8(Additional tests for grid interactive inverters)	-	65000	5% discount for BIS
10(Protection against Sonic Pressure Hazards)	-	0	-

19 Mar, 2029

-
Excluding: Cl.10.2-Protection against sonic Pressure hazards Cl.13.6.4-UV resistance Cl.14 –Component Cl.15- Software and firmware performing safety function

CONFORMITY TESTING LABS PVT LTD (WH52)

8134626

IS 16221 : Part 1 (2016)

Safety of Power Converters for use in Photovoltaic Power Systems Part 1 General Requirements

500000 View breakup
-

Clause No.	Exclusion	Testing Charges (Excl. Of Taxes)	Remark
4(General testing requirements)	-	190000	10% offered to BIS
5(Marking and documentation)	-	10000	10% offered to BIS
6(Environmental Requirements and conditions)	-	20000	10% offered to BIS
7(Protection against electric shock and energy hazards)	-	20000	10% offered to BIS
8(Protection Against mechanical Hazards)	-	10000	10% offered to BIS
9(Protection Against Fire Hazards)	-	10000	10% offered to BIS
10(Protection against Sonic Pressure hazards)	-	20000	10% offered to BIS
11(Protection against liquid hazards)	-	20000	10% offered to BIS
12(Chemical hazards)	-	20000	10% offered to BIS
13(Physical requirements)	-	20000	10% offered to BIS

19 Sep, 2028

-
Excluding: UV resistance (Cl.13.6.4) Component (Cl.14)

CONFORMITY TESTING LABS PVT LTD (WH52)

8134626

IS 16221 : Part 2 (2015)

Safety of power converters for use in photovoltaic power systems: Part 2 particular requirements for inverters

200000 View breakup
-

Clause No.	Exclusion	Testing Charges (Excl. Of Taxes)	Remark
4(General Test Requireements)	-	100000	10% Discount offered to BIS
5(Marking and documentation)	-	10000	10% Discount offered to BIS
6(Environmental requirements and conditions)	-	10000	10% Discount offered to BIS
7(Protection against electric shock and energy hazards)	-	20000	10% Discount offered to BIS
8(Protection against Mechanical Hazards)	-	10000	10% Discount offered to BIS
9(Protection against Fire Hazards)	-	10000	10% Discount offered to BIS
10(Protection against Sonic Pressure Hazards)	-	20000	10% Discount offered to BIS
11(Protection against Liquid Hazards)	-	10000	10% Discount offered to BIS
12(Protection against Chemical Hazards)	-	10000	10% Discount offered to BIS
13(Physical Requirements)	-	20000	10% Discount offered to BIS
14(Components)	-	10000	10% Discount offered to BIS

19 Sep, 2028

-
Excluding: UV resistance (Cl.13.6.4) Component (Cl.14)

DELHI TEST HOUSE (50) KUNDLI SONIPAT

9127026

IS 16221 : Part 2 (2015)

Safety of power converters for use in photovoltaic power systems: Part 2 particular requirements for inverters

400000 View breakup
-

Clause No.	Exclusion	Testing Charges (Excl. Of Taxes)	Remark
4(General Test Requireements)	-	50000	-
5(Marking and documentation)	-	20000	-
6(Environmental requirements and conditions)	-	50000	-
7(Protection against electric shock and energy hazards)	-	50000	-
8(Protection against Mechanical Hazards)	-	50000	-
9(Protection against Fire Hazards)	-	50000	-
10(Protection against Sonic Pressure Hazards)	-	25000	-
11(Protection against Liquid Hazards)	-	25000	-
12(Protection against Chemical Hazards)	-	20000	-
13(Physical Requirements)	-	30000	-
14(Components)	-	30000	-
14(Components)	-	30000	-
4(General Test Requirements)	-	50000	-
5(Marking and documentation)	-	20000	-
6(Environmental requirements and conditions)	-	50000	-
7(Protection against electric shock and energy hazards)	-	50000	-
8(Protection against Mechanical Hazards)	-	50000	-
9(Protection against Fire Hazards)	-	50000	-
10(Protection against Sonic Pressure Hazards)	-	25000	-
11(Protection against Liquid Hazards)	-	25000	-
12(Protection against Chemical Hazards)	-	20000	-
13(Physical Requirements)	-	30000	-
14(Components)	-	30000	-

23 Jun, 2028

-
-

Hi Physix Laboratory India Private Limited, Pune

7126926

IS 16221 : Part 1 (2016)

Safety of Power Converters for use in Photovoltaic Power Systems Part 1 General Requirements

1200000.00 View breakup
-

Clause No.	Exclusion	Testing Charges (Excl. Of Taxes)	Remark
4(General testing requirements)	-	340000.00	340000.00 for upto 20kW, 480000.00 for Above 20kW - upto 50kW, 700000.00 for Above 50kW - upto 100kW, 970000.00 for Above 100kW - upto 200kW.
5(Marking and documentation)	-	20000.00	20000.00 for upto 20kW, 20000.00 for Above 20kW - upto 50kW, 20000.00 for Above 50kW - upto 100kW, 20000.00 for Above 100kW - upto 200kW.
6(Environmental Requirements and conditions)	-	60000.00	60000.00 for upto 20kW, 70000.00 for Above 20kW - upto 50kW, 80000.00 for Above 50kW - upto 100kW, 100000.00 for Above 100kW - upto 200kW.
7(Protection against electric shock and energy hazards)	-	160000.00	160000.00 for upto 20kW, 200000.00 for Above 20kW - upto 50kW, 270000.00 for Above 50kW - upto 100kW, 350000.00 for Above 100kW - upto 200kW.
8(Protection Against mechanical Hazards)	-	100000.00	100000.00 for upto 20kW, 130000.00 for Above 20kW - upto 50kW, 170000.00 for Above 50kW - upto 100kW, 210000.00 for Above 100kW - upto 200kW.
9(Protection Against Fire Hazards)	-	100000.00	100000.00 for upto 20kW, 120000.00 for Above 20kW - upto 50kW, 150000.00 for Above 50kW - upto 100kW, 180000.00 for Above 100kW - upto 200kW.
10(Protection against Sonic Pressure hazards)	-	50000.00	50000.00 for upto 20kW, 50000.00 for Above 20kW - upto 50kW, 50000.00 for Above 50kW - upto 100kW, 50000.00 for Above 100kW - upto 200kW.
11(Protection against liquid hazards)	-	40000.00	40000.00 for upto 20kW, 40000.00 for Above 20kW - upto 50kW, 40000.00 for Above 50kW - upto 100kW, 40000.00 for Above 100kW - upto 200kW.
12(Chemical hazards)	-	40000.00	40000.00 for upto 20kW, 40000.00 for Above 20kW - upto 50kW, 40000.00 for Above 50kW - upto 100kW, 40000.00 for Above 100kW - upto 200kW.
13(Physical requirements)	-	230000.00	230000.00 for upto 20kW, 270000.00 for Above 20kW - upto 50kW, 330000.00 for Above 50kW - upto 100kW, 390000.00 for Above 100kW - upto 200kW.
14(Components)	-	60000.00	60000.00 for upto 20kW, 80000.00 for Above 20kW - upto 50kW, 100000.00 for Above 50kW - upto 100kW, 150000.00 for Above 100kW - upto 200kW.
15(Software and firmware performing safety functions)	-	0.0	-

20 Jun, 2028

-
Excluding following test : UV resistance test(Cl. 13.6.4)

Hi Physix Laboratory India Private Limited, Pune

7126926

IS 16221 : Part 2 (2015)

Safety of power converters for use in photovoltaic power systems: Part 2 particular requirements for inverters

1400000.00 View breakup
-

Clause No.	Exclusion	Testing Charges (Excl. Of Taxes)	Remark
4(General Test Requireements)	-	470000.00	470000.00 for upto 20kW, 690000.00 for Above 20kW - upto 50kW, 940000.00 for Above 50kW - upto 100kW, 1290000.00 for Above 100kW - upto 200kW. Note: Above Testing charges are included with IS 16221 (Part 1) also.
5(Marking and documentation)	-	30000.00	30000.00 for upto 20kW, 30000.00 for Above 20kW - upto 50kW, 30000.00 for Above 50kW - upto 100kW, 30000.00 for Above 100kW - upto 200kW. Note: Above Testing charges are included with IS 16221 (Part 1) also.
6(Environmental requirements and conditions)	-	60000.00	60000.00 for upto 20kW, 70000.00 for Above 20kW - upto 50kW, 80000.00 for Above 50kW - upto 100kW, 100000.00 for Above 100kW - upto 200kW. Note: Above Testing charges are included with IS 16221 (Part 1) also.
7(Protection against electric shock and energy hazards)	-	190000.00	190000.00 for upto 20kW, 240000.00 for Above 20kW - upto 50kW, 320000.00 for Above 50kW - upto 100kW, 410000.00 for Above 100kW - upto 200kW. Note: Above Testing charges are included with IS 16221 (Part 1) also.
8(Protection against Mechanical Hazards)	-	100000.00	100000.00 for upto 20kW, 130000.00 for Above 20kW - upto 50kW, 170000.00 for Above 50kW - upto 100kW, 210000.00 for Above 100kW - upto 200kW. Note: Above Testing charges are included with IS 16221 (Part 1) also.
9(Protection against Fire Hazards)	-	120000.00	120000.00 for upto 20kW, 150000.00 for Above 20kW - upto 50kW, 190000.00 for Above 50kW - upto 100kW, 230000.00 for Above 100kW - upto 200kW. Note: Above Testing charges are included with IS 16221 (Part 1) also.
10(Protection against Sonic Pressure Hazards)	-	50000.00	50000.00 for upto 20kW, 50000.00 for Above 20kW - upto 50kW, 50000.00 for Above 50kW - upto 100kW, 50000.00 for Above 100kW - upto 200kW. Note: Above Testing charges are included with IS 16221 (Part 1) also.
11(Protection against Liquid Hazards)	-	40000.00	40000.00 for upto 20kW, 40000.00 for Above 20kW - upto 50kW, 40000.00 for Above 50kW - upto 100kW, 40000.00 for Above 100kW - upto 200kW. Note: Above Testing charges are included with IS 16221 (Part 1) also.
12(Protection against Chemical Hazards)	-	40000.00	40000.00 for upto 20kW, 40000.00 for Above 20kW - upto 50kW, 40000.00 for Above 50kW - upto 100kW, 40000.00 for Above 100kW - upto 200kW. Note: Above Testing charges are included with IS 16221 (Part 1) also.
13(Physical Requirements)	-	240000.00	240000.00 for upto 20kW, 280000.00 for Above 20kW - upto 50kW, 340000.00 for Above 50kW - upto 100kW, 400000.00 for Above 100kW - upto 200kW. Note: Above Testing charges are included with IS 16221 (Part 1) also.
14(Components)	-	60000.00	60000.00 for upto 20kW, 80000.00 for Above 20kW - upto 50kW, 100000.00 for Above 50kW - upto 100kW, 150000.00 for Above 100kW - upto 200kW. Note: Above Testing charges are included with IS 16221 (Part 1) also.

20 Jun, 2028

-
Excluding following test : UV resistance test(Cl. 13.6.4)

Conformity Testing Labs Pvt. Ltd. Unit 2 (A33)

8139626

IS 16221 : Part 2 (2015)

Safety of power converters for use in photovoltaic power systems: Part 2 particular requirements for inverters

350000 View breakup
-

Clause No.	Exclusion	Testing Charges (Excl. Of Taxes)	Remark
4(General Test Requireements)	-	135000	10& DISCOUNT FOR BIS
5(Marking and documentation)	-	10000	10& DISCOUNT FOR BIS
6(Environmental requirements and conditions)	-	10000	10& DISCOUNT FOR BIS
7(Protection against electric shock and energy hazards)	-	30000	10& DISCOUNT FOR BIS
8(Protection against Mechanical Hazards)	-	10000	10& DISCOUNT FOR BIS
9(Protection against Fire Hazards)	-	10000	10& DISCOUNT FOR BIS
10(Protection against Sonic Pressure Hazards)	-	20000	10& DISCOUNT FOR BIS
11(Protection against Liquid Hazards)	-	10000	10& DISCOUNT FOR BIS
12(Protection against Chemical Hazards)	-	10000	10& DISCOUNT FOR BIS
13(Physical Requirements)	-	20000	10& DISCOUNT FOR BIS
6.4(UV exposure)	-	10000	10& DISCOUNT FOR BIS
Clause No. 4.3(Thermal testing)	-	30000	10& DISCOUNT FOR BIS
Clause No. 4.4(Testing in single fault condition)	-	30000	10& DISCOUNT FOR BIS
4.5(Humidity preconditioning)	-	25000	10& DISCOUNT FOR BIS
4.6(Backfeed voltage protection)	-	20000	10& DISCOUNT FOR BIS
4.7(Electrical rating tests)	-	10000	10& DISCOUNT FOR BIS
4.8(Additional tests for grid interactive inverters)	-	20000	10& DISCOUNT FOR BIS

05 Apr, 2027

-
Included w.e.f. 1-10-2021. Exclusions: UV resistance (Cl.13.6.4), Component (Cl.14)

Conformity Testing Labs Pvt. Ltd. Unit 2 (A33)

8139626

IS 16221 : Part 1 (2016)

Safety of Power Converters for use in Photovoltaic Power Systems Part 1 General Requirements

750000 View breakup
UPS/Invertors upto 10 KVA- Rs. 5,50,000/- UPS/Invertors above 10 KVA and < 20 KVA- Rs. 7,50,000/-

Clause No.	Exclusion	Testing Charges (Excl. Of Taxes)	Remark
15(Software and firmware performing safety functions)	-	2000	10% discount for BIS
13(Physical requirements)	-	30000	10% discount for BIS
12(Chemical hazards)	-	15000	10% discount for BIS
11(Protection against liquid hazards)	-	15000	10% discount for BIS
10(Protection against Sonic Pressure hazards)	-	30000	10% discount for BIS
9(Protection Against Fire Hazards)	-	20000	10% discount for BIS
8(Protection Against mechanical Hazards)	-	20000	10% discount for BIS
7(Protection against electric shock and energy hazards)	-	40000	10% discount for BIS
6(Environmental Requirements and conditions)	-	20000	10% discount for BIS
5(Marking and documentation)	-	15000	10% discount for BIS
4(General testing requirements)	-	200000	10% discount for BIS
6.4(UV exposure)	-	15000	10% discount for BIS
9.1.4.3(Hot flaming oil test)	-	10000	10% discount for BIS
4.2(Thermal testing)	-	30000	10% discount for BIS
4.4(Testing in single fault condition)	-	60000	10% discount for BIS
4.5(Humidity preconditioning)	-	20000	10% discount for BIS
4.6(Backfeed voltage protection)	-	40000	10% discount for BIS
4.7(Electrical rating tests)	-	60000	10% discount for BIS

05 Apr, 2027

-
Included w.e.f. 1-10-2021. Exclusions: UV resistance (Cl.13.6.4), Component (Cl.14)

Central Power Research Institute (CPRI), Bangalore

6101024

IS 16221 : Part 1 (2016)

Safety of Power Converters for use in Photovoltaic Power Systems Part 1 General Requirements

Inverter/500kW

1116000 View breakup
-

Clause No.	Exclusion	Testing Charges (Excl. Of Taxes)	Remark
15(Software and firmware performing safety functions)	-	1000	Test charges applicable only up to 20kW capacity. Complete test charges as applicable will be intimated through a proforma invoice.
14(Components)	-	10000	Test charges applicable only up to 20kW capacity. Complete test charges as applicable will be intimated through a proforma invoice.
13(Physical requirements)	-	100000	Test charges applicable only up to 20kW capacity. Complete test charges as applicable will be intimated through a proforma invoice.
12(Chemical hazards)	-	10000	Test charges applicable only up to 20kW capacity. Complete test charges as applicable will be intimated through a proforma invoice.
11(Protection against liquid hazards)	-	50000	Test charges applicable only up to 20kW capacity. Complete test charges as applicable will be intimated through a proforma invoice.
10(Protection against Sonic Pressure hazards)	-	20000	Test charges applicable only up to 20kW capacity. Complete test charges as applicable will be intimated through a proforma invoice.
9(Protection Against Fire Hazards)	-	100000	Test charges applicable only up to 20kW capacity. Complete test charges as applicable will be intimated through a proforma invoice.
8(Protection Against mechanical Hazards)	-	20000	Test charges applicable only up to 20kW capacity. Complete test charges as applicable will be intimated through a proforma invoice.
7(Protection against electric shock and energy hazards)	-	75000	Test charges applicable only up to 20kW capacity. Complete test charges as applicable will be intimated through a proforma invoice.
6(Environmental Requirements and conditions)	-	500000	Test charges applicable only up to 20kW capacity. Complete test charges as applicable will be intimated through a proforma invoice.
5(Marking and documentation)	-	10000	Test charges applicable only up to 20kW capacity. Complete test charges as applicable will be intimated through a proforma invoice.
4(General testing requirements)	-	220000	Test charges applicable only up to 20kW capacity. Complete test charges as applicable will be intimated through a proforma invoice.

31 Dec, 2026

-
ISS included w.e.f. 10/9/2018

Central Power Research Institute (CPRI), Bangalore

6101024

IS 16221 : Part 2 (2015)

Safety of power converters for use in photovoltaic power systems: Part 2 particular requirements for inverters

Inverter/500kW

1265000 View breakup
-

Clause No.	Exclusion	Testing Charges (Excl. Of Taxes)	Remark
4(General Test Requireements)	-	370000	Test charges are applicable up to 20kW capacity. Complete test charges as applicable will be intimated through a proforma invoice. The test charges include the testing as per IS 16221 Part 1 standard also (as IS 16221 Part 2 refers to Part 1)
5(Marking and documentation)	-	10000	Test charges are applicable up to 20kW capacity. Complete test charges as applicable will be intimated through a proforma invoice. The test charges include the testing as per IS 16221 Part 1 standard also (as IS 16221 Part 2 refers to Part 1)
6(Environmental requirements and conditions)	-	500000	Test charges are applicable up to 20kW capacity. Complete test charges as applicable will be intimated through a proforma invoice. The test charges include the testing as per IS 16221 Part 1 standard also (as IS 16221 Part 2 refers to Part 1)
7(Protection against electric shock and energy hazards)	-	75000	Test charges are applicable up to 20kW capacity. Complete test charges as applicable will be intimated through a proforma invoice. The test charges include the testing as per IS 16221 Part 1 standard also (as IS 16221 Part 2 refers to Part 1)
8(Protection against Mechanical Hazards)	-	20000	Test charges are applicable up to 20kW capacity. Complete test charges as applicable will be intimated through a proforma invoice. The test charges include the testing as per IS 16221 Part 1 standard also (as IS 16221 Part 2 refers to Part 1)
9(Protection against Fire Hazards)	-	100000	Test charges are applicable up to 20kW capacity. Complete test charges as applicable will be intimated through a proforma invoice. The test charges include the testing as per IS 16221 Part 1 standard also (as IS 16221 Part 2 refers to Part 1)
10(Protection against Sonic Pressure Hazards)	-	20000	Test charges are applicable up to 20kW capacity. Complete test charges as applicable will be intimated through a proforma invoice. The test charges include the testing as per IS 16221 Part 1 standard also (as IS 16221 Part 2 refers to Part 1)
11(Protection against Liquid Hazards)	-	50000	Test charges are applicable up to 20kW capacity. Complete test charges as applicable will be intimated through a proforma invoice. The test charges include the testing as per IS 16221 Part 1 standard also (as IS 16221 Part 2 refers to Part 1)
12(Protection against Chemical Hazards)	-	10000	Test charges are applicable up to 20kW capacity. Complete test charges as applicable will be intimated through a proforma invoice. The test charges include the testing as per IS 16221 Part 1 standard also (as IS 16221 Part 2 refers to Part 1)
13(Physical Requirements)	-	100000	Test charges are applicable up to 20kW capacity. Complete test charges as applicable will be intimated through a proforma invoice. The test charges include the testing as per IS 16221 Part 1 standard also (as IS 16221 Part 2 refers to Part 1)
14(Components)	-	10000	Test charges are applicable up to 20kW capacity. Complete test charges as applicable will be intimated through a proforma invoice. The test charges include the testing as per IS 16221 Part 1 standard also (as IS 16221 Part 2 refers to Part 1)

31 Dec, 2026

-
ISS included w.e.f. 10/9/2018

Bureau of Indian Standards

The National Standards Body of India

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