Tell the details of the precommissioning tests that are performed on distribution transformer, power cable and switchgear (11kv).

1 Answers   Reliance,

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in the case of 6.6kv motor starter combination contain fuses on it VCB. but in 11KV motor starter combination Fuses are not using in it's VCB why?

0 Answers  

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th how could we differentiate between armoured copper and armoured aluminium cable what is the basic application? why we prefer the armoured copper as compared to armoured aluminium.

0 Answers   HMC,

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why in power staions distriution r like 11kv,33kv,66kv in india?

4 Answers  

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what happens when dc generator coupled with cycle shaft.also explain what happens when its loaded

0 Answers   NTPC,

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How halogen & merquery lamp works.

0 Answers  

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what is the purpose of neutral grounding resistor (NER) and why?

8 Answers   CBRE, Square Textiles,

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Do you know the faults occurs generally in motors and how to rectify them?

4 Answers  

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Essential condition for parallel operation of two single phase transformer is that they should have same A polarity B kVA rating C voltage ratio D % impedance

1 Answers   wbsedcl,

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what is metering cum synchronizing panel and how it is used?

0 Answers   Wipro,

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

1 Answers  

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I have 480V Single phase and I am trying to figure how big of a transformer (KVA's) and Primary breaker size I need to provide 200 Amps at 240V for a building.

1 Answers   Wipro,

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