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PAD MOUNTED DISTRIBUTION TRANSFORMER WITH LOAD BREAK SWITCH
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| Specifacation and Technical data |
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Standard |
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IEC publication No.76
others upon request |
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Rated power |
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50-3000kVA |
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Rated frequency |
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50 Hz |
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HV rating |
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upto 36kV |
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Tap on HV |
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±2x2.5% |
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LV rating |
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400/230 V |
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Connection |
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HV winding Delta
LV winding Star |
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Cooling |
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ONAN, ONAN/ONAF |
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Protection class |
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IP 00, 23-21 |
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Connection system |
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1. Fully enclosed terminal box for cable
2. insulated plug-in connectors
3. Flange connection |
| TIRATHAI'S DISTRIBUTION TRANSFORMER UNDER LICENSE
FUJI ELECTRIC |
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| Seletion Table : Oil immersed distribution transformer, conservator tank type |
| Capacity |
kVA |
50 |
100 |
160 |
250 |
315 |
400 |
500 |
630 |
800 |
1000 |
1250 |
1500 |
2000 |
2500 |
3000 |
| Impedance at 75c |
% |
4 |
4 |
4 |
4 |
4 |
4 |
4 |
4 |
6 |
6 |
6 |
6 |
6 |
6 |
7 |
| No load current |
A |
1.6 |
1.25 |
1.13 |
1.00 |
1.19 |
1.13 |
1.00 |
0.95 |
0.88 |
0.80 |
0.76 |
0.73 |
0.65 |
0.64 |
0.63 |
| No load loss |
W |
160 |
250 |
360 |
500 |
750 |
900 |
1000 |
1200 |
1400 |
1600 |
1900 |
2200 |
2600 |
3200 |
3800 |
| Load loss at 75c |
W |
950 |
1550 |
2100 |
2950 |
3900 |
4600 |
5500 |
6500 |
10500 |
13000 |
16000 |
19000 |
23000 |
28000 |
33000 |
| Total loss |
W |
1110 |
1800 |
2460 |
3450 |
4650 |
5500 |
6500 |
7700 |
11900 |
14600 |
17900 |
21200 |
25600 |
31200 |
36800 |
| Efficiency P.F. 1 |
100% |
97.83 |
98.23 |
98.49 |
98.64 |
98.55 |
98.64 |
98.72 |
98.79 |
98.53 |
98.56 |
98.59 |
98.61 |
98.74 |
98.77 |
98.79 |
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50% |
98.43 |
98.74 |
98.91 |
99.02 |
98.92 |
98.99 |
99.06 |
99.11 |
99.06 |
99.04 |
99.06 |
99.08 |
99.17 |
99.19 |
99.20 |
| Voltage regulation |
full |
1.98 |
1.63 |
1.39 |
1.26 |
1.31 |
1.22 |
1.17 |
1.11 |
1.48 |
1.47 |
1.45 |
1.44 |
1.32 |
1.29 |
1.34 |
| Dimensions (mm.) |
H |
2170 |
2170 |
2170 |
1975 |
1975 |
2195 |
2195 |
2300 |
2300 |
2300 |
2390 |
2390 |
2780 |
2780 |
2790 |
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L |
1440 |
1415 |
1410 |
1340 |
1470 |
1500 |
1500 |
1790 |
1790 |
1960 |
1960 |
2180 |
2635 |
2635 |
2710 |
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W |
2120 |
2290 |
2310 |
2100 |
2100 |
2150 |
2150 |
2400 |
2400 |
2460 |
2460 |
3040 |
3170 |
3170 |
3570 |
| Total Weight |
kg |
445 |
825 |
940 |
1235 |
1360 |
1810 |
2230 |
2515 |
2710 |
3375 |
3375 |
4580 |
5810 |
6960 |
7905 |
| Oil |
litres |
140 |
195 |
240 |
285 |
375 |
415 |
425 |
465 |
590 |
690 |
830 |
1075 |
1415 |
1620 |
1790 |
| Note |
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Dimensions and weights are approximate values. Rated power figures in parentheses are not
standardzied. |
| Remark |
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For special requirement. Please contact us. |
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