Answer Posted / dinesh as pritech

Star delta starter ,
motor is starting current is 3 times of rated current.because
it is used to reduce the starting current.

How to megger test 11 kV cable and the acceptance IR value

2989

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Is the installation of the filter cloths necessary before spreading the gravels at the transformer yards?

1947

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What happened if C.T mount at any cable or Bus bar in wrong direction . C.T going on proper work or not . C,T direction is essential thing to properly work.

1788

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what is the IS foe lightning arrester?

2173

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why high speed tripping relay will be used in tripping circuit why not normal relay

1372

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why do you add the load short circuit impedance when considering short circuit amperage. It seems that you should only consider supply. If you need to consider loads and you don't know what loads are to be added , what would be a good sub-transient reactance rating for the loads?

1799

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Why L.T.Cable voltage rating is 1.1kV,where as system voltage is 0.415kV?

2350

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How much weight an electrical engine can pull??

2101

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What is inrush current?

1184

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how do u gauge the size of the cable ?for eg. consider a 300 sqmm L.T Cable.How do u determine the size of the cable seeing it pratically?

2116

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I am using submission of two ct in one and half scheme for 67/67N protection. Both CTs star point is grounded separately near ct box.Will two point ground give wrong tripping to 67/67N during fault or no matter.

2121

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Where is servomechanism used?

1239

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how to copy from plc ge fanuc versamax series,all input and output, adress, and printout.

2506

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What happens if the Capacitive Voltage Transformer Primary neutral is not earthed. There is a CVT between Transformer and source, and the CVT neutral of the transformer is not earthed, does it effect the transformer while charging or does it effect the transformer charging process.

4300

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what is the solution for meger test failed the MV cable?

4278

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