1.wat is the negative slip region in the motor?

1 Answers  

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I have 4 DG set with 1500KVA rating. system breakers are 11KV & alternator are 415 Volts. Between alternator & breaker one stepup transformer used. i want to Know what is max. resistance for body earthing & 415 & 11KV V Neuteal earthing. my fault current is 14 times for 2 sec.

0 Answers   Jindal,

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difference between local breaker backup relay or backup protection relay ?

1 Answers  

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I want to know the principle of rotating flux transformer.

1 Answers  

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regarding safety what would u consider the most important rules to observe when inspecting electrical equipment?

0 Answers   Reliance, Southco Utility,

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Transformer diagram mention each parts ?

0 Answers  

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What is effect of power factor on change in voltage

13 Answers   APNPDCL, apspdcl, My Home Industries,

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what deffrence between KW $ KVA ?

7 Answers  

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how can i select the cable ratings

4 Answers  

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Slow acting fuses are most often used for which application a) Lighting circuit b) heating circuit c) Motor D) Radar circuit

1 Answers  

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in my industry we are using 3 step up transformers for induction heaters..i.e 415/580v and other are 11/440v.in power consumption does a step trnsformer makes any difference compared to step up?? plz explain

0 Answers  

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can we synchronize star system generators with delta system generators?

2 Answers  

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