How much duration I can keep open the CT if it is under loading condition(100 Amp load)?

3 Answers   Infosys, NTPC, Suzlon,

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what is the difference between star connected and delta connected motors

3 Answers   Welspun,

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what is MAR

1 Answers   NCC,

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what are the various types of earthing? plz give brief detail of all. also post pictures if u have.

22 Answers   Aster Teleservices, Era Infra Engineering, Micron Electricals,

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Safety measures in air circuit breaker

5 Answers   Megatron Solutions, TCS,

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A single line diagram(SLD) and a purchase order of a 11/66kV switchyard of a power plant was given. In the SLD, only one lightning arrestor(LA) was shown, but the purchase order had need of 3 LAs. Is this correct, if yes, why?

2 Answers  

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what is the difference between fault current ant short circuit current?

0 Answers   LG Soft,

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Do you need any help with FEWA Electrical Supervisor exams?

0 Answers  

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why motor rating in KW?

2 Answers  

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what is the formula for backup time of online ups?

1 Answers  

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resistance of transformer oil=?

1 Answers   HCL,

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what purpose to use excaiter in DG.?

0 Answers   TATA,

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