Answer / n.bharat mohan

the main purpose of using lighting arrester is to suppress the high voltage caused due to lighting.during rainy day the effect of rain on the lighting arrestor will decrease its insulation value, which results in a heavy current to flow from the arrester, which raise to blast the arrester.

Why grables are put in substation?

1 Answers  

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we want low electricity at lower speed of fan.what we have to do?

5 Answers  

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what are the components of a start and stop motor control?

2 Answers  

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What are documents to be required for export of the material?

1 Answers   Siemens,

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What is Avg. Power Consumption of 2 TR Split A/C???How v can calc. this???

1 Answers   Emerson,

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What is Hot reserves and spinning reserves?

1 Answers  

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why ct's&pt'S out put called as burden,why compelsary short ckt the secondary of ct's while removing the burden?

0 Answers  

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how to select DG set for certain load?

7 Answers   ACC,

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can anybody find out the result. I am lil bit confused about my equation.

1 Answers   Student,

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WHAT is the no of starts/hr for 3.3 KV, 300 KW motor. Motor is vertical flange type.

1 Answers   DAE, Siemens,

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what is MEMS and any one of it applications?

1 Answers  

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What kind of Neutral CT can be placed in 11/0.433KV transformer to be used and what are its specification?

0 Answers  

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