what is the difference between elcb,rccb,mcb.

8 Answers   HCL, RCCB,

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What is the meaning of dsl line in eot crane , and why it is Called down shop lead ? Pls tell exact answer.

3 Answers  

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1)what is hypo test. 2) which cable need to hypo test.3) when hypo test can be done before or after glanding.4) what is the purpose of hypo test.

5 Answers  

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In 3phase supply Voltage will come around 370v then what will happen?(mean what will effect on electrical equipment like AC,UPS,Motors.)

1 Answers   NTPC,

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How can we calculate ngr resistance for a generator and Transformer ? What type of transformer requires ngr ?

5 Answers   Welspun,

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how does an open delta transformer works

2 Answers  

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What is Diff btw MCP & MCB????

10 Answers   Athena, Emerson, Suzlon,

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what is the rating of power generation in india?

10 Answers   Siemens,

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why the transformer neutral give to the earth ?

2 Answers   Jindal, JLL,

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How much ampere can withstand for 2sq mm c able?

2 Answers  

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Is current shock due to voltage or current? pls answer

2 Answers   ABB,

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How to check the cable fault / hv test of transformer cable.

0 Answers   KSEB, L&T, Siemens,

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