what is the preventive maintence for ht panels and busbars and vcb abd acb's.

0 Answers   Future Group,

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What is the meaning of CT 400-200/1-1 A ?

2 Answers   Home,

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Please give me a solid reason there are 2 ELCB's If we take Phase from ELCB NO:1 an Netural from ELCB N:2 why ELCB is tripping when we connect the Load?please brief me with detail

3 Answers  

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what are ABCD curves in MCBs and how we observe that curves?

2 Answers  

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is the power of a single phase induction motor(Fans) is constant under varying speeds?

4 Answers  

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When the relative speed between the magnetic fields of stator and rotor does is zero under steady state operation?

0 Answers   HPCL,

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What is the lower limit of break-down voltage of converter transformer.

0 Answers   Tata Steel Limited,

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WHAT IS PRINCIPLE OF TRANSFORMER

10 Answers  

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How many types of isolator is available for H.T.lines? which one is best for sub-station?

4 Answers  

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if the supply frequency increases what happens to the motor load

2 Answers  

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how can calculate static 3phase 4wire CT & PT operated energy meter constant when calibrating using refference meter suppose we have 11kv/110v PT and 30/5A CT, the meter constant is 160imp/kwh, where meter is showing MW energy? give me solution which constant i feed in my refference meter for calibration of energy meter?

3 Answers  

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what is single turn and multiturn encoder ? Can single turn encoder be used to show rpm of a motor(on shaft) ? Plz explain in brief .abanirout@gmail.com

1 Answers  

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