Answer / balajideee

All eletrical parts should be earth properly..

Answer / dhaval

all electrical parts is two line at one is earthing aa are
joining with earthing all parts outside surface is
insulater..........

Answer / anusha reddy.m

Acc. to IS rules there must not be more than a supply
differnce of +/- 5% error.

Why two phase welding machine is used instead of three phase welding machine.

0 Answers   Merck,

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What is the typical enclosure type used for Indoor switchgear / Outdoor switchgear Units? - In Onshore / offshore Units?

0 Answers  

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For what purpose and why ACBs are used

4 Answers  

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difference between ground,neutral and earth?..

4 Answers  

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what is the resistence of human body?

3 Answers   BBC, NTPC,

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HELLO EVERYONE, I RECENTLY HAVE FOUND ONE PROBLEM, I WAS TAKING NO LOAD TRIAL OF AN HT MOTOR 920 MOTOR , 1440 RPM , 6.6 KV, WITH AUTO TRANSFORMER. AT 450 V, LOAD WAS 40 AMP AND SPEED WAS 250 RPM. BUT AS WE INCREASE VOLTAGE FROM 450 TO 480V, LOAD BECOME 41 AND SPEED REDUCED TO SOME RPM . SO WHICH PHENOMENON ACTED HERE FOR REDUCING SPEED.?? AND IS IT HAPPENING ALWAYS OR IT IS RARE? I ALSO HAVE FACED SUCH PROBLEM WITH FEW LT MOTOR ALSO.

0 Answers  

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what is an oscillator?

7 Answers  

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Please tell me the power flow from pmg to main rotor of an alternator (Including AVR unit)?

0 Answers   Hindalco,

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How earth fault & earth leakage equvpment are works?

5 Answers  

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What is the difference between ACB & MCCB?

7 Answers  

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what is circuit recombiner and how it is different from circuit breaker

0 Answers  

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We have 250 KW x 2 motors, which are load from 25% to 100% varying load in every minute , so how can we compansate the power factor. pl give your opinions on the above subject.

0 Answers  

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