72.5kv 550kv Rip Current-Carrying Capacitive Porcelain Power Transformer Bushing
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- Details
RIP bushing is an oil-free, resin-impregnated paper condenser bushing with excellent insulation,high safety, low maintenance, and reliable performance for high-voltage transformers.
| Technical Standards | GB/T 4109 IEC 60137 Ed.6.0 | |||
| Rated Voltage | 72.5kV | 126kV | 252kV | 550kV |
| Rated Current | 630-3150A | 630-3150A | 1250-3150A | 1600-2500A |
| 1-minute Power-Frequency Dry(Wet)Withstand | 155kV | 255kV | 505kV | 750kV |
| Full Lightning Impulse Withstand Voltage | 325kV | 550kV | 1050kV | 1675kV |
| tanδ at 1.05 Times the Maximum Phase Voltage | ≤0.005 | ≤0.005 | ≤0.005 | ≤0.005 |
| Partial Discharge at Rated Voltage | ≤10pC | ≤10pC | ≤10pC | ≤10pc |
| Bending Test Load | 2000-4000N | 3150-4000N | 4000-5000N | 4000-5000N |
| Minimum Nominal Creepage Distance | 31mm/kV | 31mm/kV | 31mm/kV | 31mm/kV |
