What Are The Reasons Why The Sf6 Circuit Breaker Operating Mechanism Has Been Closed?
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If the green light goes out and the red light does not light after the operation is closed, but the ammeter has an indication, it means that sf6 circuit breaker operating mechanism has been closed. Possible reasons are poor contact between the auxiliary contacts sf6 circuit breaker spring mechanism or the control switch contacts, or the trip coil is disconnected, causing the circuit to be blocked, or the control circuit fuse is blown, or the indicator bulb is damaged.
