what is a difference b/w earthing & neutral?

5 Answers   ABB, KEC, Sterlite,

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why dont we connect the two 12 V DC batteries in parallel, for an inverter (UPS)? is there any harm ?

3 Answers  

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what is tpmo switch

3 Answers  

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What is the difference between reciprocating & rotary motors in AC units, which is the best one in terms of operation.

2 Answers   MacLellan,

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Is voltage & potential transformer are the same? Are they used for same application ?

11 Answers  

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hi... Can anybody give me description of type-2 coordination, IP protection, NEMA standards ? Thanks..

2 Answers   KSEB,

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is that a problem if i connect a single phase load to a secondry delta connected transformer but i get a neutral from other transformer i the system?

0 Answers  

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In case of a synchronous generator carbon brushes, some brushes expire before the others. Why is so? When all the brushes are installed at the same time, why don't thee expire at the same time?

1 Answers  

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what will happen, if both relay contact has live supply, and coil of relay activated

1 Answers   AVS,

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What is the purpose of SOTF being used inspite of distance Protection given?

7 Answers   Alstom,

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we are using three transformer 33000/430 vac for three separet block.all three transformer have three LT panel separetly. can be Interconnected all three panel through bus coupler. this is permissable or not by state electricity board.

4 Answers   Piramal Healthcare,

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3- What is the target from Zero Impedance, Single Phase Imp., S/C Imp. and magnetic balance tests?

0 Answers  

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