what is the procedure for three phase motor differential relay testing can it do with single phase test kit?

1 Answers   ABB,

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why v use only sodium bulb or orange color lights on streets, y nt CLF OR TUBE LIGHTS

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Why increase in current leads to increase in conductor temperature?

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Why overhead transmission line in triangular shape?

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What are the uses of lead compensator?

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WHAT IS THE REASON FOR LOW VOLTAGE IN HOUSES?*

1 Answers  

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what is meant by Is limiter?what is the use of current limiters in electrical ditribution network?

2 Answers  

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Define unilateral circuit?

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75kw drive operated motor current fluctuation from(85-130)ampere.current setting in drive is 130amp.sometimes motor trip when current limit cross 130amps.I change the drive. still current fluctuate between 80-130amps but in this time motor not trip,current setting in drive is 130amps.where is the problem?

1 Answers  

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what is meant by line voltage and phase voltage in a three phase transformer?

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what is the difference between isolator and circuit breaker

3 Answers  

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how to combine two linear transformers...............

1 Answers  

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