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 type interview questions ask in Electrical technicians

0 Answers  

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what is use of lockout relay in ht voltage

2 Answers  

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how to prepare the technical test

0 Answers   RRB,

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why DG sets power factor is 0.8 lagging.

1 Answers   Cummins,

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in india why the generating voltage is like 11kv,22kv etc

1 Answers   Alstom, Ford,

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Cb closed condition if there is a tcs fail whether cb will trip or not

0 Answers   AADC,

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we use 400/5A ct and 35/roor3KV,/0.1/root3KV,0.1/root3KV pt ratio. What is the multiple factor of this meter.

0 Answers   ABB,

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which starter is used for synchronous motor

18 Answers   APTransco, IBM,

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what is the advantage of Cathodic eathing system and what is the basic principle and how itis working, please explain clearly .

2 Answers   Meinhardt,

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How over load relay works.

1 Answers  

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can anyone plz tell me in 3 phase induction motor, whare we use STAR CONNECTED MOTOR and whare we use DELTA CONNECTED MOTOR

3 Answers  

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If a transformer primary winding operates at 240v, the secondary at 120v and the load is 1500w & the transformer is rated at 92% efficient, what's the current flowing through the primary winding of the transformer? What is the formula for finding this?

0 Answers  

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