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Three Phase AC 50HZ 40.5kv(36kv) ZN85 High Voltage Vacuum Circuit Breaker
4.1 circuit breakers main fixed parameters (table 1)
| Serial number | Parameter name | Unit | Specification parameter |
| 1 | Rated voltage | kV | 40.5 |
| 2 | 1min labor frequency durable voltage (has effect value) | kV | 95 |
| 3 | Lightning surge withstanding voltage (peak value) | kV | 185 |
| 4 | Nominal frequency | Hz | 50 |
| 5 | Nominal current | A | 1250 , 1600 , 2000 |
| 6 | Fixed short-time withstanding electric current | kA | 25 , 31.5 |
| 7 | Fixed peak value withstanding electric current | kA | 63 , 80 |
| 8 | The rating short-circuits the duration | s | 4 |
| 9 | The rating short-circuits the drop-out current | kA | 25 , 31.5 Contact Infomation
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Company name:Ningbo Mingde Electrical Science&Technology Company Ltd
Status:[Offline] [Send message] [Chat] Business contact:Alec Sunn (Ms.) Telphone:  Mobile:  Fax:  Area: Caribbean Region-Bermuda  Address:151Huapeng Road,Kandun Industrial Park,Cixi City Zip:315000 |