Answer / rajnish

by using Soft starter

Answer / megh

in the case, you want
variable I and v. . Then
you require rectifier
and convertor ckt like
ups,drive. . . .by little
modification you can
vary both. . . . .

what is the major difference between LIBBP & HIBBP.. which one is most preferable..

0 Answers   ABB,

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What is the use of doing meggering for a cable

2 Answers  

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Why we use 4-20 mA Analog signal for the PLC input? Why not 0-20 mA? Why not 5-25 mA?

0 Answers  

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A 3 phase transformer's (Y-Y) Y and B phase is (Y and B connection not broken) broken from neutral and R and Nutral connection is ok, what will be the relay tripping and why

0 Answers  

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what is the Transformer Impedence?How can calculate?

0 Answers  

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How does solar power system work?

1 Answers  

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can we synchronize star system generators with delta system transmission line ? and how ?

0 Answers  

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what is the use of providing earthing for tanks? i know for lightning we use earthing ? Here one of my ONGC project there is no need of lightning protection and there is no power connection near by tank in that situation also ONGC asking earthing for tanks but we didn't understanding why they asking earthing? is anybody tell exact answer?

4 Answers  

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CAn any one can tell me what is the operation of ceiling fan and how it will start

2 Answers  

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WHY AREWE USING THE 3 1/2 CORE CABLES IN POWER TRANSMISSION

1 Answers   Phoenix Technologies,

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What are the Application of CT & PT ?

2 Answers  

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why eee branch?

1 Answers   TCS,

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