Answer / sheikh

Shunt trip coil usually mounted in circuit breaker
and activate on the receiving of any fault signal and
tripped to circuit breaker on status of TRIP

What is primary distribution and secondary distribution of ac power?

3 Answers  

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Different STANDARDS (BS, IS, IEC etc) gives different informations on CT specification. How they correspons w r t each other (i.e I mean to say BS provides "knee point voltage" but IS does not, then how can i select CT)

0 Answers  

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what are the main hormonics in ac?

1 Answers  

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Can 4pole (3 phase+neautral )RCCB proper functioning in only 3 phase load (no neautral, no Earth) ?

0 Answers   HCL, Reliance,

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What does the term supermesh means?

0 Answers  

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What is power factor? How to improve Power factor? draw a circuit diagram showing the connection of power factor improvement equipment to the electrical instillation.

1 Answers  

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What is systematic error?

0 Answers  

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what do you mean by plant earthing system.

0 Answers  

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How to calculate unit consumption on the basis of load. kWH=kwXhrs.is it correct? kw is motor load.What is unit consumption at 100% load, 50% load & on no load.

6 Answers   GIL,

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Please define ohm’s law for a.c (alternating current)?

0 Answers  

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why the Current transformers secodary is shorted to ground (In metering and Protection)

2 Answers  

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why is electricity produced and distributed in multiples of 11. 440V, 11KV, 22KV, 132KV etc

2 Answers   Bhel,

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