泵遮断器位置灯
pump breaker position light
断路器遮断容量
circuit breaker interrupting capacity
结合电路遮断器
associated circuit breaker
紧急母线系电路遮断器
emergency bus tie circuit breaker
均衡电路遮断器
equalizer circuit breaker
空气遮断器
air-blast circuit breaker
air circuit breaker
母线系遮断器情况灯
bus tie breaker status lights
危急遮断器滑阀
relay valve ofemergency govern