- 发布时间：2006/7/1 0:00
- 过期时间：2006/10/29 0:00
Technical Data:
2.2.1 Switchgear (33KV)
Service voltage:33KV
Highest system voltage:36KV
Impulse withstand voltage:170KV
Power frequency withstand voltage:70KV
Frequency:50Hz
Short circuit current:25KA (Isec)
Rated bus bar current:1250A
Bus bar:Double Bus bar
2.2.2 33KV Circuit Breaker:
Rated current: 630A and 1250A
Rated breaking current: 25KA
Rated making current: 64KA
Rated short circuit current: 25KA
Rated breaking capacity: 1000MKA
Insulating medium: Sulphur Hexaflouride (SF6) gas.
