Answer / Nitin Jain

To flameproof an electrical motor on the shaft, you can apply a fire-resistant coating such as intumescent paint or neoprene sleeves. This provides a barrier against the ignition and spread of flames.

what is anti-pumping relay and the significance of it in a switcgear cb control system?

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One VFD is possible to connect two motors at the same time?

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What is meant by stator? What is meant by rotor?

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If MF is 30000, pt ratio is 110 kV/110 v then what is the ct ratio?

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what is the temperature rise test? explain in brief.with formula.

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How to distinguish between the armature wires with the field wires of a Dc motor ?

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I have an 15A fuse MCB that controls a night storage heater. It needs replacing and is now obsolete. Is a 16A C curve MCB the correct replacement?

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What is the effect of impedance on the heat losses in case of AC system??? Does heat losses really depends on the impedance or depends only on resistive component only..??

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if u have single phase load (un balance) and the main power cable is 3.5core means netural is .5 of phase and can the three phase current make the return paht in .5 neutral.

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what is voltage ?

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why is the vector group analysis done in transformer tests

28 Answers   K K Rao, Lloyds, Nicco Engineering Services Limited, Qatar Petroleums,

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WHY DOES NEUTRAL DO NOT CARRY EVEN THOUGH IT CARRIES RETURN CURRENT?

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