Answer / thowsif_emerson

Electromagnetic induction relays operate on the principle
of induction motor and are widely used for protecting
relaying purpose involving a.c. quantities.

Please explain the following and how these are working with PLC unit 1.I/O Module 2.I/O Device 3.Adaptor Card 4.Ribbon Adaptor 5.RS 485-FC

0 Answers   Shree Mayur Engineering,

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If i connect aload to phase taken from one transformer and neutral from another what will happen.

2 Answers  

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How to calulate Locked rotor amper(LRA) for compressor type motors?

0 Answers   MAF Dalkia,

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are there rmu for 3 transformer?

0 Answers   OSC,

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a distribution transformer(3 phase)supplying 440volt per phase.now suppose one of phase voltage(230volt) becomes zero.what will be the cause ?

3 Answers  

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ELECTRICAL MACHINE

2 Answers   Bhel, HPC, NHPC,

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have u any web site who can give all electrical sum's to solve counting easy like how to convert 1kw=?Kva.

1 Answers   Marriott,

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Why Ac Systems Are Preferred Over Dc Systems?

0 Answers   ABB,

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what is 'A' Check & 'B' Check ?

2 Answers  

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Explain REF protection and sbef protection in transformer?

3 Answers  

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why we can't use more then 50 hz in india ? Is it possible ?

7 Answers   DVC,

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What is difference between ON delay and OFF Delay Timer?

7 Answers  

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