Answer / sudhanshu shekhar

Life expectancy for molded case circuit breakers in the industry is generally expected to be about 30 years.

How to calculate cable sizes in sq.mm. with using motor KW? Any formula there?

18 Answers   Aswani Properties, BRB Cable, Construction, Hitachi, L&T, Microcool Systems, Nahar, NWPF, Reliance, Renault, Saha Bright Polytech, SGH, TATA, Techno Electric and Engineering, TFIL, Thermax,

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how netral CT is selected (including its details specification)

8 Answers   ABB, ABC, dbpl, Mecon, Shree Engineering, Tapasya Transformers,

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how the capacitance is caluclated if the load is varying to keep the power factor constant(above0.95)

1 Answers  

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if a 3 point starter is not available, how can a dc motor be started?

3 Answers   Accenture, BIT, Techno Solutions,

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IF we want to replace I/C bay at our 220 kv substation which is of 140 mw load capacity bay to be replaced by 400 mw capacity bay.other than CT(1200/1) what are the other equipment i have to replace.

1 Answers   Jindal,

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How we calucate of DC moter I/AMP?

3 Answers  

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what is the problem occer in motor

5 Answers   IOCL,

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no EB power DG is not starting?

6 Answers  

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In constant power region of 3-phase IM torque-speed characteristics, if frequency increases voltage A does not alter B decreases C increases D none of above

1 Answers  

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what is the function of statics switch in ups and tell me parts

0 Answers   Dalkia,

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Why we use Carbon & graphite mixxed brushes in the DC motor?

6 Answers  

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In dc motor starter there is less voltage required for holding contactor that's may why it is called no volt coil. but in ac starter why holding contactor is called no volt coil.

2 Answers   JSW,

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