Why ELCB trip, when neutral touch with ground?

1 Answers  

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why the insulators are in cofee colour???

4 Answers   Visa Steel,

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anti pumping relay function

3 Answers   Hofincons,

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In the formula : Knee point voltage = Burden X alf / class, Please inform what is alf? regards Shashidhar M.R.

2 Answers  

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Write the analogous electrical elements in force current analogy for the elements of mechanical translational system.

0 Answers  

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can mini-curcuit supply MIL-tested transformer !

0 Answers  

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minimum ohm for lighting minimum ohm for Earthing

3 Answers  

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difference between the earthing,grounding and neutral

1 Answers   DLF, L&T,

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what is mean by hvdc transmission technology .what is principle of hvdc transmission and technic of hvddc transmission .

1 Answers  

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What will be the minimum megger value of 1700 KVA Transformer? a) Do megger value varies according to climate conditions and area . b) If megger value is 100 mega ohm is it good for new transfomer. Explain?

4 Answers  

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A 3PH MOTOR RUNNING IN NORMAL CONDITION AND ITS AMPERE ALSO UNDER ITS FULL LOAD CURRENT,ITS CABLE RATINGS ALSO HIGER THN ITS CAPACITY,BUT ITS CABLE GETTING ABNORMAL HEAT(NOT TOO HOT)WHY ITS GETTING HOT LIK THIS

2 Answers  

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in india why we not use frequency above 50 hz for distrubuting power ?

1 Answers  

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