Hunan Hentg Power Electric Technology Co., Ltd.
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High-efficiency single-phase pole mounted transformer designed for power distribution systems, featuring oil-filled cooling and aluminum winding construction. Compliant with IEC60076 standards and suitable for various voltage requirements.
| Rated Capacity (KVA) | HV | Tapping Range | LV | No-load Loss | Load Loss | Efficiency |
|---|---|---|---|---|---|---|
| 15 | 2400-34500V | ±2*2.5% | 110-690V | 60-150W | 330-1150W | 98.8% |
| 25 | 99.0% | |||||
| 37.5 | 99.1% | |||||
| 50 | 99.1% | |||||
| 75 | 99.2% | |||||
| 100 | 99.3% |
| Phenomenon | Possible Cause | Emergency Measures |
|---|---|---|
| Abnormal humming | Loose core | Tighten bolts during power outage |
| Oil temperature > 85℃ | Overload/poor heat dissipation | Forced air cooling + load reduction |
| Bushing flashover | Dirt accumulation | Live cleaning (certification required) |