What will happen to the protection and metering, if the polarity of a single or two PT/PTs in three phase system is reversed? Please provide reference if any.

0 Answers   Mind Tree,

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WHAT WOULD BE THE FORMULA OF WIRE GAUGE FOR A FULL LOAD CURRENT

0 Answers   APGenco,

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why we step down voltage level from 33kv to 11kv and 11kv to 415v.Instead we can step down voltage from 33kv to 415v directly using single transformer?

3 Answers  

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please give me all the Alarm .Trip ,Safety Relays & Conditions of UPS Systems mail me on ashokbabunhce@gmail.com

0 Answers  

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WHY LATCHING CURRENT IS GREATER THATN HOLDING CURRENT?

1 Answers  

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Explain about retrofitting of machine tool.

0 Answers  

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how set earth fault over current in relay

5 Answers   Jacobs, Reliance,

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15hp motor wound by 0.9mm & 0.95mm magnet wire. at no load test it draw 4.2A current. Another motor with same condition draw 9.2A current. How can that occur? pls help

0 Answers  

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what ll happen to current if two phases get short circuited

2 Answers   Kirloskar,

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WHY THE COLOUR OF TRANSFORMER IS GREY ?

0 Answers  

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what r the earthing required for commissioning of D.G set?

5 Answers  

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what is the meaning of harmonic in AC waves and when which are prduce and what is the effects on line and give any other information about harmonics

1 Answers  

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