what are the types of 3-ph. generator protection

2 Answers  

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how calculate the current faut level

2 Answers   ABB,

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how to connect from a line-to-line connection to a line-to- neutral connection?

6 Answers  

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What is emperical relation.Name few of them which are used in electriacl engineering?

1 Answers  

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A 3 phase motor operating off 415V system is developing 20Kw at an efficiency of 0.77 and power factor of 0.73. determine:- a)the line current. b)the phase current if winding are delta connected. c)the phase voltage if winding are star connected.

1 Answers  

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If one 10 Hp 3phase induction motor connected in 380volt 50Hz. and again its connected to 380volt 60Hz. howmuch currrent and power take on both time?????

1 Answers  

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

4 Answers  

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Negative feedback circuit is an implication of ? -Shunt shunt -Shunt series -series series

1 Answers  

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why the amount of voltage generated at power generating stations is 11 KV only....?

3 Answers  

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I am an electrical power engineer and arranged power system for a data center, I installed MCB, ELCB and erthing system TN-C-S. But some times several ELCBs Disconnect circuits at the same time! what may be the reason? (the ELCBs are 25A ,30mA)

9 Answers  

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what is the meaning of TPN

2 Answers  

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In synchronous motor, how the field current is related to armature current..i know its inversely proportional..but concept wise...i was nt clear....pls help me...

0 Answers   Siemens,

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