Answer Posted / karthik

Relays are not used in Long transmission lines .. Only
circuit Breakers are used

why occ characteristics of generator is also called as magnatization characteristics ?

2139

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What is Percentage impedence of a transformer? why it is expressed at a percentage? what is the importance of percentage impedence in case of a transformer?

1888

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Why use in ht motore

1694

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anyone please send transformer parameter design formulas & details of tap changer ? plz i have interview this week its more helpful for me ?

1872

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Dear Brother can u tell the proper size selection of cable & the fault level calculation of braker, busbar etc. pls mail me at azeemk30@gmail.com

1937

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we have require a Motor (1500kW, 6.6kV, 50Hz) which shall operate at 1500rpm during 30min and after it shall run on 500rpm during 15min. The same cycle shall be repetitive during the whole working days. Which method is best and economic to achieve such type of task. VFD, VVFD, Pole changing motor etc.

1922

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IF TVM OF TRANSFORMER SHOWS POWER FACTOR ON 33 KV SIDE AS 0.97 LAGGING AND ON 132 KV SIDE IS 0.75 LEADING.IS THIS CORRECT.WHERE IS PROBLEM.

2372

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how can i get the formula to find out the cable size if i know the load of main fuse protection.

1941

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what is the interrelation between voltage current torgue speed and magnetic flux in case of different types of electric motors

2109

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how does a submersible pump work..?

1971

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How does an oscillator differ from an amplifier?

1169

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How can i calculate the Breaking capacity of molded case circuit breaker, is the breaking capacity of CB for Diesel generator shall be less than grid supply's breaker ?

2248

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1600kva capacity Transformers how the bucholz relay,Oil temperature,winding,surge relay relays setting are to be done

1912

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Do u know any one? how to find out in motor rated amps? formula?

2036

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how dose servo motor works

1924

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