Answer Posted / k.prakashchandra

There can not be earth fault on delta side as there is no
neutral for earthing and the neutral of the primary gets
isolated .It is customary to have delta -star step up
transformer instead of star-delta.

when qty of cable being purchased is not sufficient according to the standard,what should the inspector do to ensure its quality according to the standard?

2078

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What is an ac motor?

1277

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What is the difference between electrical earthing and electrical grounding?

1153

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what is the purpose of using filters in a protective relaying scheme?

2268

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How to select a cable size for particular load?

1828

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Why are the laminations insulated from each other?

1161

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what is the difference between switchgear and circuit breakers and is there any difference between outdoor and indoor switchgear and circuit breakers , and how would you differentiate between switch yard and substation and grid station . thanks

2226

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My load is 1635 KW. & current pf is 0.884, I have to improve it for 0.99.Please suggest what KVAR value is needed?

1594

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what will be project cost for 100 kv transformer connection under oyt scheme.

2935

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How should i design a 1ph & 3 ph transformer. Kindly let meknow all steps and formulaes related to design from scratch.

1991

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what are the accessories need to be added while doing estimation for the following: 1.MCCB 2.MCB 3.ACB

2101

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What is big transformer parts and their function ? Ty

2214

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sir, 3phase induction motor takes different pf and different KW in three phase while running,explain reason

1479

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What is the difference between type1 and type2 relay protection co-ordination for motor feeders

2228

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A well system is when , no. of bus bar is less or more. Tell me the concept of it.

1925

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