why we don't use air circuit breaker on H T line in place of vacuum circuit breaker ?

2 Answers   Jindal,

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What is the function of an Auto reclosure relay. How does it work??

4 Answers   KSEB,

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How much earthing frequency is capable?

0 Answers  

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Merz-Price circulating current principles is more suitable for

1 Answers   Student,

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Draw SLD for a panel has 500A Bus Bar rating, with 4 outgoing, each is 80 A (load current), showing the transformer and capacitor bank rating.

0 Answers   FEWA,

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difference between main metering kiosk and check metering kiosk

0 Answers  

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what is a relation of energy in electromagetic field

1 Answers  

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cause of failure of transformer bushes

3 Answers  

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What is the difference between type1 and type2 relay protection co-ordination for motor feeders

0 Answers   DAE,

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sir i completed apprentice in TNEB.apprentice is eligible for 'c' licence

0 Answers   Bhel, TNEB Tamil Nadu Electricity Board,

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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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why transformer is giving some humming noise .....?

11 Answers   Electrotherm, JSW,

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