21.2 a)(Measurement of winding resistance ) |
- |
1000 |
|
- |
21.2 b)( Measurement of voltage ratio and check of
phase displacemen) |
- |
1000 |
|
- |
21.2 c)( Measurement of short-circuit impedance
(principal tapping, when applicable) and load
loss at 50 percent and 100 percent load) |
- |
5000 |
|
- |
21.2 d)(Measurement of no-load loss and current) |
- |
2000 |
|
- |
21.2 e)(Measurement of insulation resistance) |
- |
1000 |
|
- |
21.2 f)(Induced over-voltage withstand test) |
- |
2000 |
|
- |
21.2 g)( Separate-source voltage withstand test) |
- |
3000 |
|
- |
21.5.2.3( Oil leakage test (routine test)) |
- |
1000 |
|
- |
21.5.1.2(Pressure test-routine test (For Transformers up to 200 kVA
)) |
- |
3000 |
|
- |
6.8 (50%)(Total losses at 50 % load (Watts)) |
- |
5000 |
|
- |
6.8 (100%)(Total losses at 100 % load (Watts)) |
- |
5000 |
|
- |
7.8 (50%)(Total losses at 50 % load (Watts)) |
- |
5000 |
|
- |
7.8 (100%)(Total losses at 100 % load (Watts)) |
- |
5000 |
|
- |
6.9, 7.9, 8.9(Permissible Flux Density and Over Fluxing) |
- |
1000 |
|
- |
10(Terminal arrangment ) |
- |
500 |
|
- |
11(Minimum clearance in Air) |
- |
500 |
|
- |
21.4 c(No load current at 112.5 percent voltage.) |
- |
2000 |
|
- |
21.5.1.3(Oil leakage test upto 200 KVA) |
- |
1000 |
|
- |
13.1(Marking (Rating Plates)) |
- |
500 |
|
- |
13.2(Terminal Marking Plate) |
- |
500 |
|
- |
13.3(Marking ) |
- |
500 |
|
- |
13.4(Marking) |
- |
500 |
|
- |
13.4.1(Marking) |
- |
500 |
|
- |
14.1(MOUNTING ARRANGEMENT) |
- |
700 |
|
- |
14.2(MOUNTING ARRANGEMENT) |
- |
700 |
|
- |
14.3(MOUNTING ARRANGEMENT) |
- |
700 |
|
- |
14.4(MOUNTING ARRANGEMENT) |
- |
700 |
|
- |
21.5.1.1(Pressure test-Type test (For Transformers up to 200 kVA
)) |
- |
3000 |
|
- |
21.5.3.1(For Single Phase Distribution Transformers Up to Including 25 kVA : pressure test (type test)) |
- |
2000 |
|
- |
21.5.3.2(For Single Phase Distribution Transformers Up to Including 25 kVA : pressure test (routine test)) |
- |
1000 |
|
- |
21.5.3.3(Oil leakage test (routine test)) |
- |
1000 |
|
- |
16(Conservator for Non-sealed type Transformers) |
- |
500 |
|
- |
20(Fittings) |
- |
1000 |
|
- |
8.8 (50%)(Total losses at 50 % load (Watts)) |
- |
5000 |
|
- |
8.8 (100%)(Total losses at 100 % load (Watts)) |
- |
5000 |
|
- |
10(Terminal Arrangement) |
- |
700 |
|
- |
15.2(Pressure and Vacuum Requirements) |
- |
1000 |
|
- |
19(Tolerances) |
- |
500 |
|
- |
18(Efficiency and regulation) |
- |
1000 |
|
- |
21(General ) |
- |
3000 |
|
- |
5(General ) |
- |
3000 |
|
- |
6.1(Rating) |
- |
5000 |
|
- |
6.2(Rated frequency) |
- |
1000 |
|
- |
6.3(Nominal system voltage) |
- |
1000 |
|
- |
6.4(Basic Insulation level ) |
- |
2500 |
|
- |
6.5(No-Load Voltage Ratios) |
- |
1000 |
|
- |
6.6(Winding connections and phase displacement) |
- |
1000 |
|
- |
6.7(Tapping Range and Tapping Method) |
- |
2000 |
|
- |
6.8(Losses and impedance values) |
- |
5000 |
|
- |
6.9(Permissible Flux Density and Over Fluxing ) |
- |
2000 |
|
- |
11(Minimum Clearnaces air ) |
- |
500 |
|
- |
13(Marking ) |
- |
500 |
|
- |
14(Mounting arrangement) |
- |
500 |
|
- |
16(Conservator for Non-Sealed type Transformers) |
- |
500 |
|
- |
18(Efficiency and Regulation) |
- |
1000 |
|
- |
19(Tolerances) |
- |
2000 |
|
- |
20(Fittings) |
- |
3000 |
|
- |
15.4(Gasket) |
- |
1000 |
|
- |
15.1.1(TRANSFORMER TANK : Construction) |
- |
250 |
|
- |
15.1.2(TRANSFORMER TANK : Construction) |
- |
250 |
|
- |
15.1.3(TRANSFORMER TANK : Construction) |
- |
250 |
|
- |
15.1.4(TRANSFORMER TANK : Construction) |
- |
250 |
|
- |
15.1.5(TRANSFORMER TANK : Construction) |
- |
250 |
|
- |
21.5.2.1(Type test : For Transformers Above 200 kVA and Up to Including 2 500 kVA) |
- |
500 |
|
- |
21.5.2.2(routine test :For Transformers Above 200 kVA and Up to Including 2 500 kVA) |
- |
500 |
|
- |
15(Trasnformer Tank ) |
- |
250 |
|
- |
21.5.3.3(Oil leakage test) |
- |
500 |
|
- |