Answer / nur.asidik

you can refer to Micom P24x or sepam M4x

what is the use of providing earthing for tanks? i know for lightning we use earthing ? Here one of my ONGC project there is no need of lightning protection and there is no power connection near by tank in that situation also ONGC asking earthing for tanks but we didn't understanding why they asking earthing? is anybody tell exact answer?

4 Answers  

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1kva = kw ?

6 Answers  

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If the Supply voltage is increased by n times, the cross section of conducter will [increase/decrease] by ________ times ?

4 Answers  

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number of I/O devices in siemense plc

0 Answers   EB,

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what is the minimum voltage require to injure our body?

4 Answers  

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what deffrence between KW $ KVA ?

7 Answers  

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what is the use of vcb & isolator in substation?

4 Answers  

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What is Star Delta Connection, where it is applied & what for it is used

4 Answers   Premium Transmission,

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What is rated value? is it phase values or line values?

1 Answers  

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why we are caling 440 volt 3 phase supply instead of 660 volt 3 phase supply? because each phase as a voltage of 220 volt. if anybody know the answer for my question please send it to my mail id. thank you.

3 Answers   College School Exams Tests, Jindal Steel and Power, JIOL, NEC,

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in DG synchronization system can i short R,Y,B- phase(DG-1) to R,Y,B Phase (DG-2), HOW IT WORK . WHAY WE NEED TO SYNCHRONIZATION.

1 Answers  

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why the inserting resistance in wound rotor induction motor decrease the starting current and increase the starting torque

2 Answers  

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