Answer / saurabh awasthi

Through magnetic coupling

how to decide the ratings of the busbar in electrification.give me the proper thumb rule or procedure

1 Answers   ABB,

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How to confirm the Phase shifting Transformer VECTOR GROUP relation , as below ZNy11.45d10.45-ZNYy0.15d11.15

0 Answers  

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Why design 150Hz in Exciter

1 Answers  

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How phase to phase voltage comes 440V.

0 Answers  

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Why are we not getting shock while touching a metal which is being welded?

1 Answers  

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I have 2500KVA transformer delta/star,13.8KV/380V provided with LV 4000A breaker. Already I have 2300KW motor feeder with a full load 90%. Is it possible to connect another 1600A from that breaker? If so how the calculation is done?

0 Answers  

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What is multiplying factor of meter if the meter ctr and ptr is open type?

1 Answers  

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why stay insulator is not used with stay wire for 11kv Lines. Whereas it is used for LT lines ?

2 Answers   Essar,

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10 tube light connect in mcb breaker.one tube light is fault.so breaker is tribe.how fault is rectified.(using 3wire phase,earth,neutral)

0 Answers   CTS, Jindal,

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If we give the 440 V supply at secondary winding of the transformer then what will affect at primary winding???????

6 Answers  

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Even motor protection, why motor burn out ?

1 Answers   Indorama,

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why transformers not work at d.c.-

3 Answers  

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