Why the voltage n frequency of the incoming generator is kept slightly higher than d grid voltage n frequency while synchronization ?

4 Answers  

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how to make neutral to ground voltage less than 5v? my house is under the high voltage transmission line so,proper grounding using rod salt n coal doesnt help me..so wat i do as i cant operate my computer ..this high voltage cause great problem to the motherboard i already two times replaced it.in my house voltage is coming near to 25 v between ground and neutral.plz kindly post ur answer to my email id manish77777@gmail.com ..

3 Answers  

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for same rating of a transformer and induction motor which one will have higher magnetising current flowing?

2 Answers  

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how we identify AC or DC machine at the time of seeing, with out use of name plate?

4 Answers  

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How to do maintenance of transformer feeder.

0 Answers   KSEB, L&T, Siemens,

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For household Load of 11Kw supplying 5Nos. 1.5 ton Air conditioners + usual other load what shall be rating of Either ELCB Or ELMCB? Which of the circuit breaker will be a better choice?

2 Answers  

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Is it required to use 2 nos of body earthings to any machine though if we use TP with E supply is provided to Machine?

2 Answers   HAL,

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why current transformer secondary side should be shorted ?

5 Answers   Areva,

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What is the difference between eath fault protection & Restricted Earth fault Protection?

2 Answers  

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after how many spot we must chang secondry cable in portable spot welding gun?

0 Answers  

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DO MEGGER TEST APPLIED ON SURGE ARRESTOR? IF YES THEN WHAT ARE THE ACCEPTED R VALUE REQUIRED FOR SURGE ARRESTORS FOR VOLTAGE LEVEL 11KV, 33KV

2 Answers  

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How can a transformer test by megger?

1 Answers   Bosch,

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