Answer / harjinder singh

The function of ELCB and RCCB is similar.

Answer / v karthik rajan

Elcb and rccb having little different but working procedure is similar

Answer / shaikh akram ali

In went to verify my question I am right or wrong

Answer / reddy

Rccb trip only when it is having supply but elcb trips any time

In our plant we have installed new MCC with ELR and CBCT which is detecting some leakage current in the system but it leading to some confusion when to check that in which feeder which is drawing current we put off the whole panel itself but still CBCT detecting some leakage current so can anybody ans me , where i am going wrong or how to detect whether its actual leakage or CBCT malfunctioning.

0 Answers   Saint Gobain,

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1.what is surge 2.what is lightning 3.what is switching 4.difference between surge,lightning,switching used in power system 4.definition of surgearrestor,lightningarrestor 5.adv and disadv of surgearrestor,lightningarrestor 6.uses and purpose of surgearrestorand lightning arrestor 7.block dia of surge arrestor 8.blockdiagram of lightning arrestor 9.operation and working of surge arrestor and lightning arrestor 10.basic formula of surgearrestor and lightning arrestor 11.basic diagram of surge arrestor and lightning arrestor

1 Answers   Crompton Greaves, Framo, L&T,

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inductive power factor is benefit compare to capacitive????

3 Answers  

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why humming sound occured in HT transmission lines.

9 Answers   GE,

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How to checked frequency drive output voltages?

0 Answers  

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how to reduce the co level in your 1000kva dg set side?

1 Answers   Cognizant,

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wht is this amps in power consuption and how can we convert that into consuption hours ? i am a sales executive of a energy saving lamps .

5 Answers   KSEB,

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what sort of general awareness questions are asked in o.n.g.c entrance exam?????????????????

0 Answers  

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What is a commutator?

0 Answers  

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which type of oil is used as a transformer oil?

3 Answers   JSW,

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what is relay multiplier

1 Answers   Atomic Energy Commission, Bhel, Wipro,

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current transformer balance the power level on both sides. e.g in case of step up, at secondary side voltage rise but current decrease and vice versa in case of step down transformer. but how this power level remains same in case of current transformer and voltage transformer

0 Answers  

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