Description
72.5kV Dry R.I.F./R.I.P. Transformer Bushing(Draw Lead Type)
Parameters
| Technical standards | GB/T 4109-2008 IEC 60137 Ed.6.0 | |||||
| Rated voltage | 72.5kV | |||||
| Rated current | 630-3150A | |||||
| 1min power frequency dry(wet) voltage withstand | 155(140)kV | |||||
| Full-wave impulse withstand voltage of lighting | 325kV | |||||
| Under 1.05 times of maximum phase voltage tan δ | ≤0.004 | |||||
| Partial discharge under the rated voltage | ≤10pC | |||||
| Bending resistant test load | 2500N | |||||
| The minimum nominal creepage distance | 31mm/kV | |||||
