Answer Posted / ashish sharma

if we have a dg set of 500kva its name plate shows
1.732*415*500*.8 is equal to 400kw but if we use pf.9
then 1.732*415*.9*500 is equal to 450kw that is more than
its capacity thats why we can not use capactor bank in dg
set

Can anyone tell the proper diagram of star delta starter????

1873

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1)How much current can a 3-1/2 core 100 mm wire carry? 2)What are the special cables required for explosion proof wiring? 3)In case you do not have coal and salt for earthing, how can you achieve good temporary earthing? 4)One horse power single phase motor is more likely to get hot than a one horse power 3 phase motor. Is it true or false, if true why? 5)What are the different types of soft starters for large motors?please explain?

4595

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how much LT load can bear by the 100 KW HT connection.

2167

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Could u pls tell me the NPCIL electrical engineering interview questions for Executive trainee, and also guide me how to face the interview.

4423

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WHY THREE PHESE SYSTEM VOLTAGE APPLIED IN 440 VOLT

2280

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What is nichols chart?

1249

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How to decide DO set rating of Transformer?

1612

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Difference between RCCB, RCBO and ELMCB.

4025

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during installation time of transformer and alternator which points we have to observed?

1886

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Why Ac Systems Are Preferred Over Dc Systems?

1251

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IN 1000kva transformer where the oil and winding temperature sensors is connected

2467

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why we are not giving the zone 1 trip command to the master trip relay

1688

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What happens to a line-frequency of high-frequency transformer when it is first energized/ re-energize?

2115

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i have been tasked with a design of protection, metering and control(PMC) relay panel extension to accommodate all PMC relays.There is an already existing panel where this one will be built.What are the design aspects for this kind of project? thank you.

2065

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Why wind turbines wheels rotate constantly

987

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