Answer / tanmay kumar

No,we have to make it manually by reseting the operated relay.

Answer / jaydeep

FIRST OF ALL SWITCHGEAR ARE CONECTED AND THAN AFTER C.B.
ARE CONNECTED B'Z SWITCHGEAR ARE USED TO DISCONNECT OR
RECONNECTION OF THE SYSTEM FROM LIVE ENERGIES .

Answer / yusuf

Once the Fault Cleared the CB Can be closed automatically
using Auto Re closure Relays... Auto reclosing relays are
available on different brands like SIEMENS, ABB and etc.,

Answer / gavin

Circuit breaker miniture as found in a consumer unit or
air as in a switch panel. MCB will not auto reclose as per
BS7671.
ACB will auto reclose using shunt coil but not if earth
fault is not reset first manually

Answer / mg

There is autoreclose function in protection relay(autoreclose relays) if fault is cleared the relay give close command to CKT breaker.

Answer / iqbal.aizza

with the help of springs which are placed both sides of
contacts.

what are smoke detectors ?

4 Answers   Indian Military Services,

which frequency is to be selected for measuring earth resistivity

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sir iam from electrical and electronics branch ,can i appear for the hpcl offline requirtment? if yes please mail me on vikram_raju25@yahoo.co.in

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in transformer star connection with neutral are shorted. is there is any effect.

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What is meant by harmonic distortion?

0 Answers  

what is meant by transformer differential protection ?

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why motors are rated in HP?

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in communication what is the role of elelctrical engineer?

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i want to estabilish an loss energy storage system,such that it can store electricity lost during the transmission of electricity in conductor,so that this system stores energy lost during transmission and supply it to street lights during night

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difference between dol and rdol startors?

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what is full wave bridge?

4 Answers