How to calulate the NGR resistance ?

1 Answers   L&T,

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how we can calculate cable size of 230v,1 hp single phase motor ? panel to motor distance is 25 meter

4 Answers  

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what is the difference between cable routing and scheduling?

4 Answers   Techno Labs,

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The corona effect is more in a) summer b) winter c) dry weather d) humidity weather

10 Answers   CPCL,

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State the difference between Three winding transformers and Two winding transformers ? where its used?

8 Answers  

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During the main stator winding insulation testing (phase to ground)of 11kv alternator (Lerysomer) i found 0 and resistance with multimeter and found 20 killo ohm while the power cables are connected both end (Generator & VCB). In VCB PT (Potential transformer) are connected. Please any body explain that method of insulation is correct or not? also describe of PT connections

1 Answers   Private,

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what is mean by NPS (Negative phase sequence)fault? what is the difference between EFR & OCR faults?

0 Answers   TNEB Tamil Nadu Electricity Board, Vestas,

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why rating of transformer is in KVA but of motor is in KW

4 Answers  

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In Single Phase AC Supply,If Voltage between Phase and Neutral is 230V means what will be the Voltage between Phase and Earth?

2 Answers  

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can we use 220 volt 15 w a.c. lamp on 220 volt d.c.

11 Answers   Philips,

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plz tell me in detail about c.t. and p.t. ?

3 Answers   Reliance, SCL,

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What do you mean by reverse current braking of an induction motor?

1 Answers  

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