Answer / k.prakashchandra

Working voltage

What is harmonics and how the 1st,2nd,3rd etc harmonic levels

2 Answers  

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sir i completed apprentice in TNEB.apprentice is eligible for 'c' licence

0 Answers   Bhel, TNEB Tamil Nadu Electricity Board,

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where we use zero sequence current transformer or core balancing ct.

2 Answers  

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Elaborate the term "rotating magnetic field"

2 Answers   APTransco,

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we all know that corona is nothing but ionization of air around the conductor and there by allowing current to pass through ionized air.but we are not getting any short circuit in between the respective phases though the air turned as a conductive media between them??

1 Answers   Siemens,

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how to calculate units consumption for a 12 hp motor /hr.

0 Answers  

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what is RCBO?

1 Answers  

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WHAT is the no of starts/hr for 3.3 KV, 300 KW motor. Motor is vertical flange type.

1 Answers   DAE, Siemens,

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What is the control action?

0 Answers  

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What is the selection process of breakers. Can any one please give a formulation on same?

0 Answers   Sterling Wilson,

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a solar energy installation utilizes a three phase bridge converter to feed energy into power system through a transformer of 400v/400v.the energy is collected in a bank of 400v battery and is connected to converter through a large filter choke of resistance 10ohms.1.the maximum current through the battrey will be.2.the kva rating of the input transformer is.

1 Answers   GATE,

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what is CT class? depending upon which it is classified?

3 Answers   Siemens,

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