Answer / kj

If due to age or exposure to moisture have caused the
insulation to be lower than normal it can be fixed in most
cases.

The process is to use a solvent which does not harm the
varnish to wash the windings of all dirt. Next bake the
windings in an oven to dry out any moisture. Next
revarnicsh the windings.

Answer / saurabh awasthi

Give 24 V or 110 V DC supply to motor (which is safe for moyor winding) and after few hours IR will improve..

What is the difference between earth fault protection of motor feeder with CBCT and Without CBCT ?

0 Answers   Enmas, Michelin, Reliance,

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my question is that....few days ago i had installed a three phase motor starter for an electric saw.the motor will run and make the hydraulic pressure which will be goes to pressure cylender by up and down lever.two number of limitswitches are also installed on cylinder for safety of motor.now when the arm of cylinder reaches to the upper or lower limit it will cut the motor's line.and motor will be stop.now wana know that what will i do that motor runs continue after the limitswitch cut it down but it shold not be made any pressure.pls answer me in brief.

3 Answers  

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can anybody tell me that for p.f. Improvment we use capacitor banks but how to decide its capacitance. As we all know how to calculate kvar but what abt capacitance value

0 Answers  

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what is the easiest method of short circuit current calculation ? pls. derive with a mathematical example in real life application.

0 Answers   Mepax, NEPCO,

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Why the brushes used in dc machines are made of carbon not from other metal?

3 Answers  

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how many units (kwh) are there if in one MW?

5 Answers  

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how to calculate the slowness and fastness of energy meter if we have different kw load for example (0.746 kw and meter rev constant 400 and we calculate the 2 rev in 30 sec) please explain the formula thanks

1 Answers   WAPDA Water and Power Development Authority,

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What is meant by a linear circuit and what is a non- linear circuit?

5 Answers  

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What is an order of a system.

0 Answers  

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What are the main factors to be considered(In terms of energy conservation) while selecting a new air compressor?

1 Answers  

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What are the types of circuit breakers ?

6 Answers   Genco, Super Max,

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What is a HRC fuse (Full form)

26 Answers   Gammon, HRC, Moser Baer,

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