Answer / nithyanandam

Triple pole with Neutral- for switch gear products

Answer / vinamra

TPN-three pole neutral
if in switchgear TPN is mentioned means switchgear have
three power terminal and one neutral terminal.

As we know,charged clouds(from which lightning stroke initiates)may be charged with either +ve charge or -ve charge. Now say one cluster of cloude is fully charged with +ve charge & another cluster is fully charged with -ve charge. In the sky these two cluster of charged clouds have come in such a distance that, if they come clouser by some few yeards then the lightning discharge will take place between these two cluster of clouds. Under such a situation an Aircraft came inbetween. what happend??

5 Answers  

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1 Answers   MSP,

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0 Answers   EFY, Emerson,

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1 Answers  

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how do you measure earth leakages in 3phase wires?

2 Answers  

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What is the technical difference between On delay timer and a Star delta timer?

0 Answers   Roche,

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Why transformer rating in KVA? and Generator also?

6 Answers   Bhel, IEEE, Toyo Denki, Toyo Engineering,

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why d.c. supply is given to the primary side of generator?

4 Answers  

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Re: What do you mean by Power factor of a generator? Power factor purely depends on the load (wether inductive, reactive or unity) then what does the Power factor mentioned on the generator nameplate means?

2 Answers  

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why insulators are colured in brown only?

3 Answers   Transco,

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What is The Resistance Formula

0 Answers   TCS,

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Why voltage regulation of an alternator is negative for a leading power factor?

3 Answers  

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