Answer Posted / jai prakash narain singh

motorised mccb can be operated automatic or by push botton
,where as normal mccb can be operated manually only,

could you measure current in parallel?

1158

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An 8 pole, 50 Hz, 3-phase IM is loaded to a poing where pull out torque will occur. The rotor resistance per phase is 0.3 ohm and motor stalls at 650 rpm. The slip when motor stalls is A 1 B 0 C 13.33% D 10.33%

2013

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why we dont prefer ac voltage controller instead dimmerstat [if both have same rating] for conducting experiments in laboratories?

2195

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SIR, GIVE ME OPGW SAG CALCULATION FORMULA I AM DAE ELECTRICAL. THANKS

6946

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which of the following elements is not present in stainless steel

2586

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WHAT CAUSED THRESHOLD VOLTAGE TO EXIST?

4110

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Is any AC drive(VFD) had a feature of DC injection braking? if available please mention the detail. i.e drive can supply braking torque when the motor in idle state.

2210

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EXPLAIN THE TERMS "INTEREST AND DEPRECIATION" AS APPLIED TO ECONOMICS OF POWER GENERATION.

2373

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distribution transformer de-rating formula on over limit iron losses  

2348

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How to identify the start and end of 3phase 12 lead motor if U1, U2, etc numberings are lost or erased.

2214

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How can we calculate strength of copper hich is supplying electric power to heater and in it hold the heater also and what r all types of forces which is acting on it...

2044

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Can we Co-ordinate relay in Load Break switch?

2020

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is all the servo motors having brake?please specify which servo motors having brake for stop on position and which are not.

1838

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What is your acheivements

2211

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When we have earthing mesh or underground earthing network in industrial plants, weather we have NT-S or NT-C-S kind of earthing system, so eventually weather we must use 4 or 5 wire in 400 volt level (For example 3×150+70 mm2 or 5×150 mm2) in this connection I would like to know exactly the paragraph of IEC or IEEE number

2224

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