Answer / chandrahasan

For 3 phase, 4 pole ELCB is used

Answer / k.prakashchandra

If only you had used the word ELCB instead of ELCP,you would
have got the answer long back.

Answer / email

I NEED TO ANSWER TO ME

Answer / pratik patel

if ur submersible pump for 1 phase u have to use 3 phase
ELCB.( IN MY OPENION )

How RTCC panel is working and give single line diagram for RTCC with transformer?

0 Answers   AB Associates,

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What is the earth treantment procedure?

0 Answers  

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If two transformers same rating(11KV / 440V)connected in the same primary line(11KV), can we connect(bus coupler) secondary side directly or need a synchronization????

3 Answers  

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what is meant by distance protection ? how distance protection relay function ?

1 Answers   ABB,

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If two generator running parallel, at that condition both ngr Taken in line or taken any one ngr, but why any one or both Ngr in line? Ngr is use for which purpose?

3 Answers  

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Why is tan-delta test and capacitor measurement done on alternator?

0 Answers   TD Power Systems,

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how do i get electrical supervisor certificate in gujrat?

3 Answers   DGVCL Dakshin Gujarat Vij Company, Infosys, ONGC, Orient, Reliance,

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my 10 hp submersible pump is tripping when connected through ELCB.I have checked the megger value of the coil's with body.It was found to be 0.2mega ohm.that is leakage is there.But when connected to mccb it is not tripping.no leakage current in the motor.Is it safe to connect to mccb? what are the problem's will arise if future?also tell me in ELCB no neutral is connected to motor.than how ELCB was working?

1 Answers  

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What are books to be referred for KPTCL exam?

0 Answers  

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for high freq ac,why we first convert AC to DC and then DC to high freq.AC

0 Answers  

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how can we test the polarity of a 3-phase transformer?

2 Answers  

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what is the VA(Voltampire)? define with calculation?

4 Answers  

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