How to connect a ELCB with contactor and relay ?

0 Answers  

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On what basis primary and secondary of a transformer is chosen?

2 Answers  

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why asa method ZPF method is more accurate than ASA method?

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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Why we are using air gap magnetic condutors

2 Answers   Ford, IOCL,

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Can motor act as generator (OR) vice versa? explain how does it do please post the answer technically

11 Answers   GM General Motors,

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what is working of Master trip relay ?

9 Answers  

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function of soft starter .

2 Answers  

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starting torque is increased and current is decreased by using external resistance in a slip ring induction motor. How??

3 Answers  

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srij i need the relationship b/w KW AND KWH and with an electrical example. plz send if u can?

4 Answers  

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WHY IN THREE PHASE CABLE 440V CURRENT FLOWS IF IN ONE PHASE 230V CURRENT FLOWS ???

3 Answers  

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What are the properties of a resistor?

0 Answers  

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