what is the different between earth leakage relay and earth fault relay?

5 Answers   ME,

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WHY WE NEED NEUTRAL FOR 3PH 400 OR 415 VOLTS POWER SUPPLY (4 WIRE SOURCE).

5 Answers  

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What is the difference between circuit and network.

15 Answers   Jadavpur University, Sail, TCS,

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WHY BREAKER ARE USED IN SUBSTATIONS?

0 Answers   Fedco,

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where we use zero sequence current transformer or core balancing ct.

2 Answers  

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What is Procedure the procedure to select CT's & PT's in 66kV and above substation?

2 Answers   BEL,

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how to calculate power factor rating according to load? please give the answer in simple language, i'm not electrical side

2 Answers  

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HOW WE CHOOSE EARTH'S POTENTIAL AS ZERO V?

0 Answers  

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how much current will be drawn by 3 phase, 415v, 50 hz, 20 ton central ac

3 Answers  

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Should the neutral earthing of 33/11KV D-S transformer, be connected to the earth grid?(Yes/ NO) why?

1 Answers   HAL, Vijai Electricals,

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Transfer function is == ? a. Mathematical model b. System with no physical structure c. Can be calculated through differential equations

1 Answers   CCP,

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how to produsing geretor power

0 Answers  

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