Circuit breakers

Circuit breakers

Industry: Electrical equipment

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Circuit breakers

Closing coil

Electrical equipment; Circuit breakers

A coil which closes the circuit breaker electrically using an external voltage source when a specified voltage is applied across the coil.

Drawout position indicator

Electrical equipment; Circuit breakers

An indicating means which shows the position of the circuit breaker in the drawout structure.

A mechanism which engages the drawout cradle assembly and draws the circuit breaker into or out of the switchboard. The drawout mechanism includes the drawout mechanism shaft, drawout levering device ...

Drawout circuit breaker

Electrical equipment; Circuit breakers

An assembly of a circuit breaker and a supporting structure (cradle) so constructed that the circuit breaker is supported and can be moved to either the main circuit connected or disconnected ...

Individually-mounted circuit breaker

Electrical equipment; Circuit breakers

A circuit breaker so mounted that it cannot be removed without removing primary and sometimes secondary connexions and/or mounting supports.

Ground-fault pickup

Electrical equipment; Circuit breakers

The level of ground-fault current at which the trip system begins timing.

Ground-fault module

Electrical equipment; Circuit breakers

An electronic accessory used in combination with thermal-magnetic circuit breakers to provide branch circuit ground-fault protection and ground-fault indication.