Answer / guna

Aluminium 25 sq.mm
or
copper 16 sq.mm

Answer / rafikul islam

what is suitable cable for 25 HP motor ?
start with VFD ac supply 50 hz

But i want to known, why will be cable size 16 rm, through us calculation please.

Answer / dinesh

35 sq mm

how to convert lv line to hv line and viseversa, any losses will occur during this process

0 Answers   Jindal,

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sir i am apearing for nic exam.i dont know exam pattern.can you please send me some model papers

0 Answers  

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I have a table fan of Rallifan Make. When I overhauled it I found a stator winding and an aluminum die cast rotor. So it is supposed that it is a 1 phase induction motor. But there are only two terminals coming out and there is no capacitor. Can any one tell how this motor works? or which type of this motor is?

1 Answers  

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The following equipment are installed ia a plant 1. 110KW Induction motor 4 Nos 2. 30 HP motor 3 Nos 3 15 HP Motor 3 Nos 4 7.5 HP motor 4 Nos what is total load of plant if one of each is stand by.

3 Answers   Blue Star,

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when the supply of MSEB is cut off & all the load of the industry is driven on generator at that time the capacitor which is connected in industry for power factor control is switched off why?

1 Answers  

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What is the function of Antipumping Relay and Lockout Relay?

1 Answers  

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how we explain parallel paths armature winding?

0 Answers  

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Thumb rule for capacitor bank calculation

1 Answers  

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on a three-winding transformer relationship delta-delta-star, on third winding why the relationship is a star? what are the advantages and disadvantages? Thank you and please help

0 Answers  

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how to find the transformer effiiency

3 Answers   Bosch,

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What is third harmonic?what is the effect of it?

0 Answers   GMR,

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what is meant by moulded case circuit breaker ?

0 Answers   ABB,

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