What is different between DOL(Direct on line starter), VSD, S/S(Soft starter), and A/T(Auto Transformer)

2 Answers  

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What is the required value while doing the megering

1 Answers  

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Why is the starting current high in dc motor?

0 Answers  

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how vector surge relay works ?

3 Answers   BFL,

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what will happens if one phase is missing for 33/11kv power transfomer and why?

0 Answers  

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suppose if oil in transformer is not used than what constructional change you will do,for insulation and cooling?

2 Answers   ABB,

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WHAT IS START TO >5HP INDUCTION MOTER IN STAR DELTA METHOD?

2 Answers  

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Why? We r used 50sq. mm. And above size cable in 3.5 core and below size are used in 4core

2 Answers  

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two transformers of the same type, using the same grade of iron and conducting material, are designed to work at same flux and current densities, but the linear dimension of one are two times of the other in all respects. The ration of kVA of the two transformer closely equal to................? options: 16, 8, 4, 2

2 Answers   Vizag Steel,

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USE OF 8 WAY PAN ASSEMBLY

0 Answers   TCS,

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Why IGBT is very popular nowadays?

3 Answers   TVS,

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our factory is going under construction mean time transformer 1000 kva 2 nos &load break swithch 12 kv & 4 nos 750 kva 2 nos & 380 kva 2 nos generator to be errcted.how to arrange earth pits &how to earth connect & neutral pit how to calculate in earth bit size.

0 Answers  

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