Answer / satyabrat

ELCB-Earth leakage circuit breaker
MCB-Miniature Circut breaker

Answer / joni sharma

ELCB provides the protection for earth leakage faults along with S/C & overload protection on the other side MCB provides protection for only S/C & overload faults protection.

Answer / raj

ELCB provides the protection for earth leakage faults along with S/C& mcb is breaks the voltage only,(over voltage or low voltage then the mcb is open/close)

what is the type of starter used in tube light?

2 Answers  

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what is the highest transmission voltage in India till now?

36 Answers   Bhel, Electrical,

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I am an electrical contractor in noida, I am registereg in noida vat. i got a contract in Delhi State, my party told me that we shall deduct WCT @4% & reimburse Service tax all in composite scheme. Now Problem is this, 1 Can i able to purchase outside the delhi? 2 Can i produce a c form to our vendors? 3 What is limitation of purchase from outside the Delhi? 4 What % of tax Govt will levied upon me? 5 How can i take credit of tax paid upon purchase made by us. So, like these type questions i have in my mind if any person know the right answer please write to sksproj@gmail.com or contact me on - 8010076534 / 9212758177 / 9718378190. Thanks with Best Regards, S.K.Saxena

3 Answers  

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We use ACB in LT and VCB in HT.But if we use VCB in LT and ACB in HT that what will be the effect on the system or any power range?

6 Answers   Honda,

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How to conduct the Magnetic Balance test on Power Transformer?

0 Answers  

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if a damaged 500kva transformer with %impedance 2.6 is replaced by two transformers of 250Kva with different % impedance will they be able to catter the load. what will be the ratio of load on the two transformers if the % impedance is in the ratio 1:2

2 Answers   Siemens,

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In Delta connected capcitor bank, One bank failed due to some problem. Can we connect Open delta capacitor bank to 3 phase motor. The motor voltage rating is 6.6KV. IF yes what changes will happen?

1 Answers  

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Which contains in POLE ASSEMBLY of a 11KV Kirloskar-make SF6 (Model No-FP620A12)? Will u clarify with drawing?

0 Answers   Kirloskar,

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How can we calculate C10 rating of a bttery from c5 or c20 ratings??

1 Answers   Intel,

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what are the difference between protection class CT and Class PS CT

13 Answers  

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Why should we use jelly filled armoured cables in underground Communication system? What is the use of the Jelly? If we go for unarmoured, then what happens?

1 Answers   Prasad Group,

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what is the procedure to carry out BDV test of a transformer ?

3 Answers   BirlaSoft,

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