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the C.B operation depends upon relay senses. in realy their is trip coil.

when ever fault occurs then change in c.t occures[current varies] due to that secondary current in c.t changes then magnetising field of trip coil is varies and then relay contacts open then c.b contacts open..........this is the impotance of TRIP COIL

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12y ago

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When a shunt trip breaker trips does the voltage remain on?

No, it does not have voltage in trip position.


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Can you show me shunt trip diagram?

A shunt trip diagram typically illustrates the electrical connections and components involved in a shunt trip circuit, which is used to remotely trip a circuit breaker. It includes elements like the circuit breaker, shunt trip coil, power source, and control switch. The diagram shows how the control switch activates the shunt trip coil, causing the breaker to open and interrupt the circuit. For a specific diagram, it's best to refer to technical manuals or manufacturer specifications.


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Does a shunt trip breaker work from a dry set of contacts?

Yes, but you need a power source, for the shunt trip coil voltage, in the circuit.


If a shunt trip occurs does breaker go to off or trip position?

When a shunt trip occurs, the breaker typically goes to the "trip" position, which indicates that the circuit has been interrupted and the contacts are open. This allows for quick identification of the issue and isolation of the circuit for safety reasons.


How do you reset a shunt trip breaker?

A shunt trip breaker is reset the same way as an ordinary breaker, move the handle to the full off position and then to the full on position. First check the tripping circuit, sometimes a latch relay is used to hold the breaker shunt trip coil in the trip position. If this is the case then reset the latch relay first.


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Can a shunt trip breaker be tripped from to different emergency buttons?

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