Hunan Hentg Power Electric Technology Co., Ltd.
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Built with high-quality cold-rolled silicon steel sheets and oxygen-free copper windings, minimizing no-load and load losses.
Lower core and copper losses than IEC standards, reduced temperature rise, and environmentally friendly.
Reduces long-term operational costs while improving system stability and grid efficiency.
| S20 type energy-efficient secondary oil-immersed transformer | | | | | | | | | ||||||||
| Rated capacity (KVA) | Vector Group | Voltage Combination | | | No-load loss | Load loss | | lmpedance | ||||||||
| | | HV | Tapping range | LV | | Dy | Yy | | ||||||||
| 30 | | 10 6.3 6 | ±5% ±2X2.5% | 0.4 | 70 | 505 | 480 | 4.0 | ||||||||
| 50 | | | | | 90 | 730 | 695 | | ||||||||
| 63 | | | | | 100 | 870 | 830 | | ||||||||
| 80 | | | | | 115 | 1050 | 1000 | | ||||||||
| 100 | | | | | 135 | 1265 | 1200 | | ||||||||
| 125 | | | | | 150 | 1510 | 1440 | | ||||||||
| 160 | | | | | 180 | 1850 | 1760 | | ||||||||
| 200 | | | | | 215 | 2185 | 2080 | | ||||||||
| 250 | | | | | 260 | 2560 | 2440 | | ||||||||
| 315 | | | | | 305 | 3065 | 2920 | | ||||||||
| 400 | | | | | 370 | 3615 | 3440 | | ||||||||
| 500 | | | | | 430 | 4330 | 4120 | | ||||||||
| 630 | | | | | 510 | 4960 | 4960 | 4.5 | ||||||||
| 800 | | | | | 630 | 6000 | 6000 | | ||||||||
| 1000 | | | | | 745 | 8240 | 8240 | | ||||||||
| 1250 | | | | | 870 | 9600 | 9600 | | ||||||||
| 1600 | | | | | 1050 | 11600 | 11600 | | ||||||||
| 2000 | | | | | 1225 | 14640 | 14640 | 5.0 | ||||||||
| 2500 | | | | | 1440 | 14840 | 14840 | | ||||||||
