Answer Posted / anil

Yes we can have a ac in rotor.But then we will not call it as a rotor.It will be stationary but this rotor has to be connected to a 3phase supply .Then it will produce a rotating magnetic field which will interact with the stator and create emf.

Dry type transformers

1915

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How we select the vector group of 3phase power transformer?

2795

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how can found motors folt current ? how can disided circuit breakers caoicity and breaking capicity ?

2225

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2 v/500amp/hr to 1.80vpc at 20 degree celsious 2v/5ooamp/hr to 1.75 vpc at 77degree farren .this is the capacity of a battery .what is the meaning of this . can i get a detailed explenation

2349

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what is Insulation monitoring device. where it is used? (in switchgear room or control panel or in field equipment)

2211

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write encoder 17 pins details? pin a;b+, pin b;w+,..pin s & t. what is the meaning of b+, w+? explain;

2197

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If I want to buy a new Xformer for my plant what are the main parameter will I need to check?

1940

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is it possible to start a motor in felid connected to a remote mcc

1974

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for opening electrical shop, tips needed.

1893

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Define filter?

1176

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application s to shunt coil

1966

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Can you used moeller lzm1 mccb in a dc system with 125vdc and 20ka short circuit current , beside is it have 24 or 48 volt shunt ? Beside how long current can through from An MCB shunt contacts? (like Z7-AS 24 V)?

2136

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What is the function of the circuit breaker failure relay?

2425

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Which type of a.c motor is used in the fan (ceiling fan, exhaust fan, pedestal fan, bracket fan etc) which are find in the houses ?

1082

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th how could we differentiate between armoured copper and armoured aluminium cable what is the basic application? why we prefer the armoured copper as compared to armoured aluminium.

2021

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