how to calculate the over current rating of 3phase motor

2 Answers  

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How a Universal motor works in Both A.C and D.C? What is the constructional difference with other single phase motors?

1 Answers  

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Why Ferranti effect is occoured in leading power factor load in a overhead transmission line?

1 Answers  

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HOW TO FIND OUT 1. LINE CURRENT, 2. PHASE CURRENT IN AN ALTERNATOR / TRANSFORMER WHICH IS FEEDING A I)STAR LOAD ii) DELTA LOAD, USING A CLAMP METER. NORMALLY WHEN WE USE CLAMP METER IN A DG SET THEN WHAT DO WE GET?? PHASE CURRENT OR LINE CURRENT.

13 Answers   Bhel,

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What is the main application of DUMMY COIL in machines?

3 Answers   IES,

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From stability point of view,What(higher/lower) should be the value of inertia constant of rotating machines?

1 Answers  

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how to calculate the cable current ratingand and how much of distance the rating will be ok will the distance is incresed what the action we take

0 Answers  

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how will you calculate rated Primary and Secondary voltage and Current for 2500 KVA, 11kv/443V Transformer

2 Answers  

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Will any motor burn if voltage provided is lesser than the rated voltage???? If yes, then how is speed control possible with voltage control

0 Answers  

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how to Select Lighting arrester? What r the parameters to be considered for the selection of Lighting arrester ?

0 Answers  

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1.why should we connect the measuring instruments in l.v side in short circuit test of a transformer? 2.why the power factor is less in open circuit test of a transformer?

0 Answers  

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Dry type transformers

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