what is the funda of earthing? Explain breifly about earthing?

5 Answers   IOCL,

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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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How to calcute the cable size for both HT and LT please specify the formula for that Regards Chethan C

1 Answers   Bhel, Student,

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how to calc. current for 5MVAR,50hz,33kv

1 Answers  

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how does a submersible pump work..?

0 Answers  

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wht factor are considered to design ACB( air Circuit reaker) 415V

3 Answers  

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I have 480V Single phase and I am trying to figure how big of a transformer (KVA's) and Primary breaker size I need to provide 200 Amps at 240V for a building.

1 Answers   Wipro,

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What is bridge rectifier and explain with details

0 Answers  

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suppose if oil in transformer is not used than what constructional change you will do,for insulation and cooling?

2 Answers   ABB,

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What is the AVR in DG & its functios

2 Answers   Godrej,

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7. Why AC motors, AC bulbs etc... are donot operated by DC signals? and Why DC motors, DC bulbs etc... are donot operated by AC signals?

2 Answers   Bhel,

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How much kv gas generator is needed to run 2 hp and 1 hp airconditioners, plus a refrigerator and 4 Tvs

1 Answers  

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