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- Contact Person : Mr. Zeng Victor
- Company Name : Zhejiang Yuguang Vacuum Electric Co., Ltd.
- Tel : 86-577-615-113-06
- Fax : 86-577-615-113-06
- Address : Zhejiang,YueQing city,JieDai Industrial Park , YueCheng town of YueQing city , ZheJiang province , China
- Country/Region : China
- Zip : 325600
Vacuum Circuit Breaker (Indoor , ZN28 Series)
Product Detailed
Related Categories:Circuit Breakers
Detailed Product Description
Vacuum Circuit Breaker (Indoor ,ZN28 Series)
General
ZN28-12 series vacuum breaker is HV indoor switchgear with rated voltage 12kv , 3 phases AC 50Hz .
Main Technical Parameter
| Item | Unit | Parameter | |||||||
| Rated voltage | KV | 12 | |||||||
| Rated current | A | 630 | 1000 | 1250 | 1600 | 2000 | 2500 | 3150 | |
| Rated Frenquency | Hz | 50 | |||||||
| Rated short-circuit interrupting current | KA | 20 | 25 | 31.5 | 40 | ||||
| Rated insulation level | 1 min power frequency withstand voltage | KA | 42 | ||||||
| lightning impuslse withstand voltage | KA | 75 | |||||||
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