Which standard we are following earthing resistance test

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Hi friends I am a service engineer in electrical field i plan to shift design engineer in same field, so i request your suggestion for what software or course i want to learn ?

5 Answers  

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how to calculate the size of cable tray

3 Answers  

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what type of motor are there in megger how they work.

2 Answers  

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Can Anyone suggest the Standards (IEC or IS) for selecting copper current density?

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HOW can i REuse the fused MLL LAMPS & GLS LAMPS at our factory

0 Answers  

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i want bhel placement paper for electrical if anybody having pl send to my id kavitha867@myway.com immediately

0 Answers   Bhel,

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whether the battery is voltage source or current source?

2 Answers  

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how slip power recovery system work

0 Answers   Ambuja,

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what is the diffrence between mcb &elcb?

2 Answers   Kahramaa, Synergy,

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why ups rated in kva

1 Answers   MRF,

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While converting delta into star or star into delta ,the three values of resistances remains unchanged .Find out the value?Let In star R1=x;r2=x;R3=x On converting into delta,R12=x;R23=x;R31=x Find the value of x

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