Answer / Rajeev Kumar Sagar

When a circuit breaker is found in an undefined position (neither closed nor open), the first step should be to manually operate the breaker handle to ensure it moves freely and returns to its proper position. If the breaker doesn't move or if there are signs of damage, further inspection or professional assistance may be required.

Let me know that how i calculate the alternator sub tranciant reactance and tranciant reactance.

1 Answers  

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How to select cable rating for HT/LT Panels

1 Answers   Alstom,

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We have given to 3phase supply to ups system & how can coming netural

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why we need of power factor correction? give advantages

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What's the difference between a generator using 50Hz and 60Hz? When do we need to use a generator 50Hz and 60Hz?

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in a refinery one motor is suddenly stoped. what will do how can i findout the problem explain step by step

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is IS says that neutral should be brought to switch box. and this one is a recomended practice

1 Answers   Sterling Wilson,

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what is the pre commissioning test to be carried out on LT power panel at site?

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i(1)= j0.5 p.u., i(2)= -j0.5 p.u., i(0) =j1 p.u. What kind of fault it is-- a)l-l ,b)l-l-g, c)l-l-l-g, d)l-g.

2 Answers   Areva,

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2 electric bulbs of 100w,200V are put in series & the combination of each bulb is supplied to 100 V . the power consumption of each bulb will be????????

4 Answers  

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We have a 62.5 KVA DG with Leyland engine and kirloskar slipring alternator. We have earthed the neutral, and another earthing for the dg body. is it necessary to isolate the dg foundation with rubber pads?

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What is partial discharge in power cable?

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