Answer / poornima

ELCB(Earth Leakage Circuit Breaker) is a safety device used
in electrical installations with high earth impedance to
prevent shock.

Answer / ishwar bandhe

the abbrevation of elcb is earth leakage circuit breaker
and its function is to protect or to beak the circuit in
case of earth leakage of prescribed value such 30mA,100mA
etc

What is different between Difnit time and instatous over current relay

0 Answers   NCC,

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Draw the circuit of clapp oscillator?

0 Answers  

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why the genearation of electricity always in form of sine wave only ??? why not cosine wave ???

1 Answers  

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What will be in Mahagenco Trade Test Exam? I want to know the same.

0 Answers   MahaGenco,

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I am getting differential earth fault in my transformer realy , i have checked all its CT & control wiring but do not get fault, Please help

6 Answers  

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single sphase energy meter measur

7 Answers  

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what are the main Parts of VCB

1 Answers  

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Give some differences between open loop and closed loop?

0 Answers   Ericsson,

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i(1)= j0.5 p.u., i(2)= -j0.5 p.u., i(0) =j1 p.u. What kind of fault it is-- a)l-l ,b)l-l-g, c)l-l-l-g, d)l-g.

2 Answers   Areva,

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PLEASE EXPLANE WHAT IS " MOSFET AC CONVERTER"? WHERE AND HOW IT IS USED?

2 Answers  

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what is function of capacitor in ceiling fan?

11 Answers  

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why you don not show protection and type of isolation in key single line diagram?

0 Answers  

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