Status of the circuit breaker
3.3 Indication of tripping cause
3WA Air Circuit Breaker Communication
System Manual, 11/2021, 92310000004-02
17
3.3 Indication of tripping cause
The cause of the last tripping operation of the circuit breaker is indicated in the register "Last
tripping cause".
No tripping 0 Cyclic monitoring of this bit provides in-
formation about circuit breaker tripping.
This bit is set until the current tripping
operation has been reset.
If a tripping operation has occurred, the
other bits indicate the current tripping
Information about the last tripping operation, e.g. tripping cause, tripping current, phase,
etc., can be read out of the trip log.
The last tripping operation can be reset using the command "Reset last trip alarm", register
0x639C.
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