What is hysteresis loss?

1 Answers   PWD, SPML,

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How to calculate the rating of ELCB OR RCCB for an equipment?

2 Answers  

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Where we use 30mA , 100mA & 300mA RCCB ?

3 Answers   BEL,

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What is the difference between grounding & earthing?

9 Answers  

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what is different between DIGITAL and ANALOG?

3 Answers  

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How to calculate the size of earth cable to earth the neutral of UPS ?

0 Answers   N Johnson,

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What is the formula to calculate the rating of power cable for three phase current.

0 Answers  

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How to know vacuum in vacuum cylinder of breaker in working condition

0 Answers  

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Can we calculate the P.F if we know the only load on alternator .

1 Answers   Medha, Medha Servo,

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what type of protection used below 132KV feeders

11 Answers   APTransco, Telecommunications, wbsedcl,

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What is Working principle of electronic choke?

1 Answers  

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1.How to calculate backup time from series connected battery of 12v dc with 26Ah for 2battery?

3 Answers  

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