Answer / eeiihh

it must be 0.5M Ohm at 250 VDC test voltage.

how the calculation is done if the DG set require for the -- -48 to -51v 4000 ah battery set .

1 Answers   BSNL,

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Why phase sequence ryb called colours.

1 Answers   MS Life, NTPC,

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If we know the load for generator in KW then how it will be change to amps and also if we know the load in amps how it will change in KW and what Generator is good for that...suppose load is 500 amps 3phase......??

1 Answers  

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what is the difference between HV and LV Breakers?

4 Answers   GM General Motors, OEG,

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If the supply voltage is same (say 440V) whether a system designed for 60 Hz frequency will work with 50 Hz frequency or not , if so pl. give clarification.

11 Answers   ABB,

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I want to know what must the CT ratio be on a load of 300A is a 3PH nutral to earh installation?

4 Answers  

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How can calculate ups battery back up time?

25 Answers   Cisco, Cooper, Pronet, Wipro,

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please send me RRB electrical engineer previous year questions for Sr. Section Engineer

0 Answers  

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what is electricity.

6 Answers   HP, L&T,

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What is the funstion of buscoplure in LT panel? which propouse using the buscoplre

2 Answers  

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What is the Designing & Selection Procedure for a DG/Transormer of rated capacity?

0 Answers   SCS,

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how do we select a copper power cable for a 10 HP, 1440 rpm, 440V, 3 phase AC motor?

4 Answers   Rolling Mill,

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