CEZC100-250 Auxiliaries AX AL AXAL ALV

CEZC100-250 Auxiliaries AX AL AXAL ALV
CEZC100-250 Auxiliaries AX AL AXAL ALV
CEZC100-250 Auxiliaries AX AL AXAL ALV

Indication contacts

Provide remote circuit breaker status information.
They can be used for indications, electrical locking, relaying, etc.
Common-point changeover contacts.

Auxiliary switch (ON/OFF)

AX indicates the position of the circuit breaker contacts.

Alarm switch (trip indication)

1.AL indicates that the circuit breaker has tripped due to:

  • an overload
  • a short-circuit
  • operation of a voltage release.

2.ALV indicates that the circuit breaker has tripped due to an of earth-leakage fault.

They return to de-energised state when the circuit breaker is reset.

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