Answer / sunir

1. insulation resistance 2.ratio test 3.magnetising current
4. magnetising balance

Necessity of transformer earthing

1 Answers  

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what is the difference in MCB, MCCB, RCCB, ELCB, & MPCB (motor protection circuit bracker)

12 Answers   Afcons, Bhel, CIHSR, DCS, IOCL, L&T, Lupin, Siemens,

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WHY HUMMING SOUND OCCURED IN HT TRANSMMISSION LINES?

6 Answers  

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we all know that both the generator and motor are electromechanical conversion devices.....then why we rate motor in kw and generator in kva????

4 Answers   KSEB,

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In a house wiring why we are using only one neutral wire and so many phase wires from the main board, when the load is common for both wires?

3 Answers  

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AIR GAP IS TERMED AS USEFUL. WHY?

5 Answers  

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how do you tell if a avalanche button diode is a p or an

1 Answers  

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Hi My Dear All Friends, There is one question it is widely used in Power Project's High Voltage Engineering. Question- What is the diffrence between Earth fault and Back up Earth Fault....???? . . . . . . Have A Good Day

1 Answers  

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why high speed tripping relay is used in protection circuit why not normal relay

0 Answers  

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what is v/f control in VFD?

0 Answers  

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how to calculate the over current rating of 3phase motor

2 Answers  

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Is phenomenon of resonance is harmfull fr the machine? if not or if yes please explain it?

0 Answers   Bhel,

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