Answer Posted / vijay c

It's require whene sudden stop of equipment require. due to
moment of load inertia, motor is running without supply. By
principle of Induction generator ,power generated in motor
fed to inverter to resistance for dessipating energy.

if still in doubt u may contact-9925648463 for any elect.
issue or vhchauhan@tatachemicals.com

whether starting current is limited to rated current of motor through soft starting or it exceeds the rated current?

1044

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at work we have a 3 phase motor but on testing one phase isnt getting a reading. it runs 24 hours a day all week. stops and starts well no noise or heating. the phase isnt down to earth.is it just a bad meter reading or not? phases one and three came up with a resistance reading of 0.4 but phase 2 couldnt get anything shows up as open circuit.

1184

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How does a tertiary winding filter harmonic(espcially 3rd one) from entering into load system?

1371

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What does the term power factor shows?

603

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What is highest size of HT motor like 11 kv or 33 kv,and how to make it 750 rpm.i think the size will be very big.any idea ? pl. reply..

1508

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i have completed deee and i've (June2012-feb 2015 experience in electrical maintenance in pvt ltd company.company having HT & LT electrical power.how to apply electrical C-license ,NOW I was resigned my job,what are requirements of applying for c-license

1311

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what do you mean by plant earthing system.

1544

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What is mean by spike arrester(Voltage Operated)

1612

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a starter used for squirrel cage induction motor?

1215

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define hysteresis loss, eddy current loss and windage loss

1535

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My load is 1635 KW. & current pf is 0.884, I have to improve it for 0.99.Please suggest what KVAR value is needed?

1193

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What are the advantages of autotransformer?

765

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why single CT used in DOL starter power circuit?

2065

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how much GROUND & NEUTRAL VOLT maintain in data center.

1538

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How many types of electric motors are there?

656

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