How do you think they do earthing or grounding in ships and aeroplanes?

9 Answers  

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I have 11KV/415V power distribution transformer. I have found unbalance current in LT (415V) side. Also observed that unbalance voltage (3V) at LV side due to HV side unbalance voltage. What should I check for this? Also, the same LV side load can run in balance on captive power.

1 Answers  

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what is the benefit of floating our DC source? if i have two floating DC source of which 1 has a ref voltage of -21VDC and the other of -18VDC. can it be connected in parallel to share a common ref voltage? if not, how do i make both sources to be of common ref voltage? tks

0 Answers  

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what r the advantage of selecting micro controller type tripping of circuit breaker than relay type tripping?

5 Answers   BARC,

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What is the cut-off rate?

0 Answers  

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How could I get a certificate of competency as Electrical Supervisor? I have completed By BTech in Electrical this year(2012) for VJTI Mumbai Maharashtra. Is it compulsory to be produced while joining?

0 Answers   ONGC,

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What should be the height of basement according to NBCC code?

0 Answers  

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Most electrical terms denoted by first letter of its name but Why current is denoted by "I".

4 Answers  

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How to Decide(calculate) Bush bar size for copper and aluminiam ?

0 Answers   Essar,

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what is the value of current as well as voltage upto which we will not feel shock and why?

3 Answers  

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how to calculate voltage regulation?

1 Answers   Qtech Software,

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what is electrostatic presipitator in thermal power plant,and why it is used?

2 Answers   ACC,

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