circuit breaker

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Related to Power circuit breaker: Air Circuit Breaker

circuit breaker

n.
1. An automatic switch that stops the flow of electric current in a suddenly overloaded or otherwise abnormally stressed electric circuit.
2. An automatic halt or suspension in the trading on a stock exchange that takes effect in response to a specified amount of loss.

circuit breaker

n
(Electronics) a device that under abnormal conditions, such as a short circuit, interrupts the flow of current in an electrical circuit. Sometimes shortened to: breaker Compare fuse26

cir′cuit break`er


n.
a device for automatically interrupting an electric circuit to prevent excessive current, as that caused by a short circuit, from damaging the apparatus in the circuit or from causing a fire.
[1870–75, Amer.]

circuit breaker

A switch that automatically interrupts the flow of an electric current if the current becomes too strong.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.circuit breaker - a device that trips like a switch and opens the circuit when overloadedcircuit breaker - a device that trips like a switch and opens the circuit when overloaded
electrical fuse, fuse, safety fuse - an electrical device that can interrupt the flow of electrical current when it is overloaded
Translations

circuit breaker

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References in periodicals archive ?
The rate of dissipated heat of a molded case circuit breaker and low-voltage power circuit breaker (fused or non-fused type) can be calculated using the appropriate power loss value from Tables 4 and 5, respectively and the relation
It is the trip unit that enables the power circuit breaker to be such an integral source of information.
1-1993, "Standard for Metal-Enclosed Low-Voltage Power Circuit Breaker Switchgear, "American National Standards Institute and Institute of Electrical and Electronics Engineers, May 1, 1993.
com ), North American Medium and High Voltage Power Circuit Breaker Markets, reveals that revenue in this market totaled US$671.
Power circuit breakers to post strongest gains Circuit breaker sales will outpace fuse sales through 2017, and power circuit breakers will post the strongest gains of any individual product category during that time period.
Power management company Eaton today announced a new modernization program for Eaton Magnum low voltage power circuit breakers.
permit the automatic racking of a power circuit breaker at a
Work includes installing a new pump, electric motor, variable frequency drive, MCC style power circuit breaker, pump base concrete modifications, power wiring, control wiring, piping, and general PLC integration services.
One more research titled Switchgear World Report covers data and information on markets and products like Automatic & Manual Control Panels, Switchgear: Metal-Clad: 1 To 38 KV, Switchgear: Metal-Enclosed Load Interrupter: All Voltages, Switchgear: Metal-Enclosed Low-Voltage Power Circuit Breakers, Switchgear: Metal-Enclosed Bus: Above 1, 000 Volts, Switchgear: Relays Excl.
Developed to maximize the functionalities of ABB's popular Emax power circuit breakers, the Emax Link is designed and constructed to provide superior power distribution, protection, and safety, providing DEMs with an advanced solution to withstand the mechanical, electrical and thermal stress found in a wide variety of manufacturing environments.
Other products that will experience sizeable sales growth through 2017 include molded case circuit breakers, nonutility transformers, and power circuit breakers, supported by expansion of the industrial and nonutility generator market.
His paper, Transfer Switches Applied in Systems with Power Circuit Breakers, overviewed industry standards for short-term current ratings of low-voltage transfer switches and power switches.