Answer Posted / sabariesh

Dear manoj paliwal sir,

Kindly explain some more briefly regarding APP and MPP with diagram.i am not clear about what u mention.its my humble request.

What are locations arc protection relay is fixed.

1808

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How can get elongation of 2 k.G aluminium, if elongated aluminium dia is 2.5 mm?

2248

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why the check zone and main zone are used for Busbar Protn. scheem?

2122

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Why need 3phase machine double earthing?

1723

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what is the easiest method of short circuit current calculation ? pls. derive with a mathematical example in real life application.

2374

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How you calculate the repturing capacity of a HRC fuse

2569

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What is the function of under voltage release ?

1377

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please write motor, transformer, Generator setting, fault level calculation of Tr.etc

2009

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why we use two slope(differential & restraining) in differential relay.but in busbar protection differential we are using only one slope?please explain

2194

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how to calculate the mesh earth network resistance in such substation, is there any recommended resistance values with references , thanks!

2278

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for 11KV OH system what will be typical per KM "R" "L" "C" parameter. for 33KV OH system what will be typical per KM "R" "L" "C" parameter. for 33KV UG system what will be typical per KM "R" "L" "C" parameter.

2397

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Parts of machine and their discription in details with suitable photo

1999

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mccb service sittings be done?

1742

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how to carried out tan delta test in 11 KV alternator ?

3013

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we have two generators different capacity on 15 MW and other 6MW at 11 KV , 15 MW gen. bus short level current 40KA,and 6MW short level current 25KA,, length of cable 100MTR between 6 MW from 15MW gen. for bus coupling . kindly tell any one can we use both NGR OR one NGR from any GEN. BOTH NGR has diff. rating. Tariq pakistan

1612

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