Answer / sangeetha.np

it is the distance between two discs of porcelin
insulators... there are some standard distance according to
the KV rating of the insulators.. like 25mm per KV..

Answer / alaaeddine

The shortest distance between metal ware at the two ends of
the insulator,When following contours of the
insulator,excluding intermediate metal fittings.

Can any body tell gulf interview question for experienced electrical engineer ?

0 Answers   Gulf,

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Why is voltage is required to be within permissible range for an electrical equipment?

0 Answers  

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

1 Answers   Siemens,

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if a motor is running at 1500rpm then how you can find its HP

1 Answers   Construction,

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how we control automatic generator i'e with to supply (main supply and local generator) when the main supply was break to supply the local supply automatically to begin supplying power.I now this control circuit is the combination of contactor time delay contactor switch and overload relay .but my question is how we combine those component thank you

0 Answers  

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HOW THE AC GENARATOR CAN GENARATE REACTIVE POWER,HOW CAN WE CONTROL IT.AND OTHER SOURSES OF REACTIVE POWER GENARATIONS ARE WHAT.

3 Answers  

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where solid grounding and where grounding through ngr done and why?

0 Answers   NTPC,

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In single phase ac ups supply when current is measured with tong tester neutral current is found more than phase current.What is the reason?

0 Answers  

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Why is the air gap between the pole pieces and the armature kept very small?

0 Answers  

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The windings of a transformer are divided into several coils, because?

0 Answers  

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why earth hole size is biggest in plug point?

22 Answers   Al Qabas, HCL, RRB,

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How we select the vector group of 3phase power transformer?

0 Answers   wbsedcl,

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