Answer Posted / aparna

It will still run as an IM. it will run as a generator only
if the speed exceeds the synchronous speed. rated and
synchronous speeds are different from each other.

What is the differentional relay...what is the work of this in power Tx. how it is works..

1922

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technically, what is the reason behind starting the motor star the delta connection .. and what other ways to do this rather than using " star-delta transformer"

1990

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how a resistor resists to flow the current?how an inductor oppses the sudden change in current?how a capacitor opposes a DC voltage.

2768

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what is two point starter?

2115

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how to select electrical equipment such as fuse,dg,transformer,motor,msb,wire,cable as per the connecting load..please mention any books to design,take licence

2987

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what is size of 3phase 4wire cable to be used for 11 ton ductable A.C and how to calculate cable size for different load

4026

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if in 3-phase system voltage=440V,frequency=60Hz, current=400A. then if it is single phase then current=? and if it is single phasing then current=?

2559

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What is the cut-off rate?

1163

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how pt is using

1953

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If VFD is On but no starting commond on it. so how many outpout voltages of VFD

1155

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The efficiency of a 100kva transformer is 0.98 at full load as well as half load , for this transformer what is the Copper loss at full load ?

2335

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In EHV transmission line a neutral grounding reactor is often placed at neutral point of shunt reactors. What is the recommended protection for this neutral grounding reactor? Should I use a fast closing switch to bypass neutral grounding reactor when this protection operates?

3234

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The 3 phase Delta connection RB=440V, BY=350V,.......* is Line to Line voltage RY= ? And Formula....?

1716

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Single line digram for 11 kV to distribution use go,la and do

1822

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what is the internal working of star delta starter

2113

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