BIS Certified / BEE Star Rated | ||||
KVA | LEVEL 2 | LEVEL 3 | ||
50% | 100% | 50% | 100% | |
25 | 190 | 635 | 175 | 595 |
63 | 340 | 1140 | 300 | 1050 |
100 | 475 | 1650 | 435 | 1500 |
160 | 670 | 1950 | 570 | 1700 |
200 | 780 | 2300 | 670 | 2100 |
250 | 980 | 2930 | 920 | 2700 |
315 | 1025 | 3100 | 955 | 2750 |
400 | 1225 | 3450 | 1150 | 3330 |
500 | 1510 | 4300 | 1430 | 4100 |
630 | 1860 | 5300 | 1745 | 4850 |
1000 | 2790 | 7700 | 2620 | 7000 |
1250 | 3300 | 9200 | 3220 | 8400 |
1600 | 4200 | 11800 | 3970 | 11300 |
2000 | 5010 | 15000 | 4790 | 14100 |
2500 | 6150 | 18500 | 5900 | 17500 |
European Union Directive 2009/125/EC I Commission Regulation (EU) No 548/2014 Requirements for three phase medium power transformers with rated power
Tier-1 | Tier-2 | |||
Rated Power KVA | Maximum No-load losses |
Maximum load losses |
Maximum No-load losses |
Maximum load losses |
Watts | Watts | Watts | Watts | |
<25 | 70 | 900 | 63 | 600 |
50 | 90 | 1100 | 81 | 750 |
100 | 145 | 1750 | 130 | 1250 |
160 | 210 | 2350 | 189 | 1750 |
250 | 300 | 3250 | 270 | 2350 |
315 | 360 | 3900 | 324 | 2800 |
400 | 430 | 4600 | 387 | 3250 |
500 | 510 | 5500 | 459 | 3900 |
630 | 600 | 6500 | 540 | 4600 |
800 | 650 | 8400 | 585 | 6000 |
1000 | 770 | 10500 | 693 | 7600 |
1250 | 950 | 11000 | 855 | 9500 |
1600 | 1200 | 14000 | 1080 | 12000 |
2000 | 1450 | 18000 | 1305 | 15000 |
2500 | 1750 | 22000 | 1575 | 18500 |
3150 | 2200 | 27500 | 1980 | 23000 |
*Maximum No-load & load losses for Three-Phase Liquid-immersed medium power transformers with one winding <24 kV and the other one <1.1 kV
Rated Power KVA | Tier-1 | Tier-2 |
Maximum Pe Efficiency Index % | ||
3150 <Sr < 4000 | 99.465 | 99.532 |
5000 | 99.483 | 99.548 |
6300 | 99.510 | 99.571 |
8000 | 99.535 | 99.593 |
10000 | 99.560 | 99.615 |
12500 | 99.588 | 99.640 |
16000 | 99.615 | 99.663 |
20000 | 99.639 | 99.684 |
25000 | 99.657 | 99.700 |
31500 | 99.671 | 99.712 |
40000 | 99.684 | 99.724 |
*Minimum Peak Efficiency Index PEI values for liquid immersed medium power transformers.