Answer / ehsan

Adjustment dial for the long time protection pick-up Io Fine-tuning dial for the long time protection pick-up Ir

3 phase induction motor rotor field rotate at synchronous speed w.r.t ?

3 Answers  

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where HT & LT capacitor uses ?

2 Answers   NTPC,

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prove that power consumed in 3 phase delta system is 3 times as compared to 3 phase star system

0 Answers  

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give me a clear defination of inductance,and how can u calculate inductance of a motor

0 Answers  

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is that a problem if i connect a single phase load to a secondry delta connected transformer but i get a neutral from other transformer i the system?

0 Answers  

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WHEN THESE TRANSFORMERS WINDINS CONFIGURATION ARE USED? SPECIALLY EXPLAIN REGARDING STEP UP AND STEP DOWN KEEPING IN MIND.AND REGARDING LOAD ALSO. a.star to delta b.delta to star c.delta to delta d.star to star ALSO EXPLAIN WHY V USE 415/415 TRANSFORMERS IN TUBEWELLS?

1 Answers   ABB,

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Hello friends, Can anyone explain the concept of zones in Bus bar protection and how can we differentiate the main zone and check zone in Bus bar protection

1 Answers   ABB, NCC,

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11 kV line deraction check by an Engineer.

0 Answers  

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If my sfu is 64 Amp & its link is 32 Amp then at what amp.my sfu will trip???

2 Answers  

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how much current and power in watts can be carry by 2.5^2mm cu wire and 4 core 10^2mm Al cable?

1 Answers  

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I am getting above 60 V as open delta voltage against single phase unit ICT at tertiary delta formed and ICT getting trippped on NDR. ICT tested and found in order. PTs provided on tertiary are tested and in order. what may be the reason?

0 Answers  

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difference between ordinary MCCB & Motorised MCCB

4 Answers  

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