Answer / jeeten r. more

no t not nessesory the dg earth grid connect with
electriicity board earth grid it can directly connect with
earth pit to protect the dg set.or it can series with
electricity board earth grid.

Answer / k.prakashchandra

To avoid harmful voltages due to loose connection and line
earth faults

What quedtion to ask a electrical maintenance technician?

5 Answers   Bhel, Royal Furnishers,

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During speed control of dc shunt motor with flux control methode,when armature voltage is constant, How can it possible to increasing the armature current?

1 Answers  

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Does VT metering core can be used for synchronizing.

1 Answers   Shrishti Power Technologies,

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sir please send me previous year questions of jspl through which i could prepare myself fpr the test.

64 Answers   FGH, HFT, Jindal, Jindal Steel and Power, JSP, JSW, Lin Engineering,

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why neutral used in three phase motor connection?

3 Answers   BEL,

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power is the product of voltage and current.so we can measure the value of power just by using ammeter and voltmeter.......then why do we use a wattmeter?

5 Answers  

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if we know Fault level say 25 KA , How to decide busbar size for Distribution network of 1000 Amp Breaker ? Sample Calculation or Farmula Available or not ?

4 Answers   TCS,

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While HT line put on to activate ACB in low tention panel VCB tripping instantly.why it happens

0 Answers   Engineering,

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v=r*i this means when voltage increases current also increases at constant resistance.... p=v*i this means when voltage increases current decreases to maintain the power constant which one is true...

3 Answers  

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What are test signals and their significance?

0 Answers  

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for star delta connection,,why the contactor star not burn,when red,yellow and blue cable is looping.

2 Answers   Mahindra Water Utilities,

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in conclusion why we select you?

1 Answers  

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