What is the comparison between 30mA DP RCCB and 100mA DP RCCB and can replace it against 63A MCB

0 Answers  

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what should be distance between phase to phase in 415v system?

1 Answers   NTPC,

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draw 3 phase rectifier diagram

0 Answers   Equate,

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How would you supply a single house hold load from a 3-phase supply coming out of a sub-station?

4 Answers  

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it is in our knowledge tht right plug of supply of residential suppy system is phase n other is neutral...howevr the battery charger of mobile works in both ways...i mean it is not restricted in only one direction.ny of the holder of charger can hav phase .so y is it not lik tht phase of supply must b connected 2 phase of charger...?

0 Answers   TATA,

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in railways why we use the power in 10,20 30kv,why not in the multiple of 11kv

2 Answers  

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why dc current is supplied in america rather than ac

1 Answers  

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how the speed of the gets motor regulated. does it draw the same current on the all speed level.

0 Answers   Danko,

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why capacitive load is not used in routine life????any reason is there ??????

0 Answers  

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How turns ratio test is done in three phase transformers?

2 Answers  

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How to identify the whether its an isolator or Breaker in MDB

5 Answers  

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what is rotatng magnetic field in case of three or multiple phase alternating current machines???

1 Answers   NHPC,

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