18 Terms
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Circuit breakers
Industry: Electrical equipment
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Circuit breakers
overload delay
Electrical equipment; Circuit breakers
The length of time the circuit breaker will carry a sustained low-level overcurrent before initiating a trip signal.
overcurrent trip switch (SDE)
Electrical equipment; Circuit breakers
A mechanically-operated switch which indicates when a circuit breaker has tripped due to overcurrent conditions.
overcurrent trip element
Electrical equipment; Circuit breakers
A device which detects an overcurrent and transmits the energy necessary to open the circuit automatically (UL only).
overcurrent mechanism
Electrical equipment; Circuit breakers
An internal mechanical system which trips the circuit breaker during an overcurrent.
overcurrent
Electrical equipment; Circuit breakers
Any current in excess of the rated continuous current of equipment or the ampacity of a conductor.
overcurrent trip switch (OTS)
Electrical equipment; Circuit breakers
A mechanical switch that operates when the circuit breaker is tripped by the trip system.
operating mechanism
Electrical equipment; Circuit breakers
An internal mechanical system which opens and closes the circuit breaker contacts.
