Answer / bablu kumar

250 AMP

i want to model paper for section engg.

0 Answers   Infosys, RRB,

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I AM COMPLETED DIPLOMA IN E.E.E. AS WELL AS B.TECH IN ANDHARPRADESH.. HOW I THE Certificate of competency as Electrical Supervisor.

1 Answers  

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WHICH IS BETTER( FOR POWER SAVING)- ON LINE OR OFF LINE UPS ?

3 Answers   Punjab National Bank,

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what is the relation between frequency and inductive reactance in a d.c supply?

2 Answers   L&T,

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A 3-phase IM is supplied from 50 Hz system. It runs at speed of 1440 rpm and slip equal to 4 %. Calculate rotor frequency. A 50 Hz B 0 Hz C 4 Hz D 6 Hz

3 Answers  

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What motor is used in ceiling fans and what motor is used in table fan.? why table fan is costlier than ceiling fan?

6 Answers   Bhel,

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why it is necessary to maintain frequency constant in a power grid ?

1 Answers   NTPC,

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How i measured Bus bars weight without wighting ?

3 Answers   Encom,

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Grounding. Dear all at one of my site we checked the amps at the earthing cable to the alternator it was found 125 to 130 A. at the neutal cable in same machine found 146A. in the same plant checked the earthing current on other alternator it was 52A, and neutral 116 A. we are facing problems with our controller and the card was damaged once. can that neutral/GND current be a reason? as there is common grounding for the Alternator,Brkr panel,Transformer?

2 Answers  

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Which system is best for industries 3ph 3w or 3ph 4w?

3 Answers  

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why does voltage generation at 11 kv?

2 Answers  

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what is b checks and m checks in diesel generator maintenance?

1 Answers  

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