Answer Posted / gunasekaran

net torque is zero for single phase motor because average
value of the single phase circuit is zero

WHAT IS DOL STARTER? HOW IT WORK? GIVE ITS CONTROL AND POWER DIAGRAM .

2224

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why would amp draw on neutral wire be as much as amp draw on the hot leg.

2142

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HOW CAN I GET 5CORE HO7 CABLE SIZE IF I HAVE 1800A?

2086

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I have a small system with two motors that are running on 380 vac, 60 hz. These motors are expensive and I usally get them from Brazil. I am adding another motor to the system, but I want to purchase a 480 vac, 60 hz motor to use. It will be on a VFD that is rated fro 380 thru 480. Is this posible and will I have to use a larger motor and derate it?

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1.how many earth pits are required for 1000 k.w plant include substion , transformer ? 2. how many earth pits are required for 500kva generator.what is formula to calcute?

2962

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Why 3 phase induction motor getting supply in body if one of it's phase is cut

1779

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In electrical locomotive engines, the DC series motors is being used as traction motor. But in new engines like in WAP7 & WAG9 the 3-phase squiral cage induction motors has replaced them. So can someone tell me the advantages of induction motor over dc seris motor in engines points of view....???

2569

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derive DC RMS value for half wave rectifier?

3240

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What is the gross weight to copper ratio in slip ring induction motor of 4000 HP,6.6 kv, 372amp, 992 rpm GE motor.

2400

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What are the internal and external faults?

1149

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we are having 15kw and 3kw motor both can run in same time , instead of using copper we are using ug aluminium cable , 35 sq.mm is suitable for its current carrying capacity..?

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How to do maintenance of transformer feeder.

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