Answer / alagar

KVA

Answer / koti

KVA of Tr=starting KVA of largest motor at lowest pf + rated KVA of other motors/loads

Why all voltage level are multiples of 11, like 220V, 440V, 1100V instead of 200V, 400V, 1000V?

9 Answers   Indian School of Mines,

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what is star delta starter? how it works? give its control and power diagram.

0 Answers   Bhel, Point to Point Solution, Star Wire,

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purpose of check value

1 Answers   Seagate,

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Why different Pressure switch used in marine boiler water circulation system

0 Answers   MMD,

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Before given the connection to Alternator (pre- commissioning) which tests we will conduct

1 Answers  

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Hi, I'm running plastic reprocessing company where all motors are running only in delta. Due to that when I use start my 30 hp motor my transformer gets fuse. Where it happens two times a day. I gt a suggestion from a person about Automatic Power Factor Controller APFC. Is it useful for my problem??? Or is der any other way for solving this problem?? Upgrading the transformer is difficult. Pls give Me ur suggestion. Waiting for ur reply.

2 Answers   Shree Lingaa Polymer,

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1 tr is equal to how many Kw .is there any specific formula for this to get the result .

13 Answers   Cipla, LG, NSN,

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why we use battery source for current transformer polarity testing?

2 Answers  

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how withstand of hi-pot test outputs of transformer wire 2.5mm

0 Answers  

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what is difference between AC VVVF drive & Dc VVVF drive explain their working principle?

13 Answers   Apollo, OPS,

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While miss missed name platform fo electric motor how to calculate simple fourmul,?

1 Answers   ABB, ABC,

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0 Answers  

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