Is the circuit breaker closed or opened?
断路器是闭合的还是断开的。
Caution: under-voltage release must be electricity, circuit breaker can be closed, otherwise will damage circuit breaker!
敬告:欠电压脱扣器必须先通电,断路器才能再扣及合闸。否则将损坏断路器!
Switchgear for the closed metal box-type structure of the circuit breaker cabinet is divided into rooms, bus room.
本开关柜为金属封闭箱式结构,柜内分为断路器室、母线室、电缆室、继电器室。
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