what is the difference between surge protection capacitor and surge arrestor

0 Answers   NCS, NCS Sugars,

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when an induction motor runs on load.at that time if we reduce the supply voltage the current increases.But when it runs without load,if we reduce the supply voltage the current also reduced.why?.i checked it practically also.

1 Answers   Birla,

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how to test generator protection rotor earth fault relay and locked rotor test?

1 Answers  

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Control wiring of a dol starter for forward and backward

0 Answers   Basj Industries,

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explain the function of brush less dc motor?

0 Answers   Bhel,

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what is motor contrl center .

3 Answers  

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We normally make oil soak pits under Transformers. Oil from soak pit goes to collection pit. We provide granules/pebbles under transformers. My question is weather granules/ pebbles to be filled in soak pit or not? if yes upto what level?

0 Answers   Bhel,

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Explain types soft starters?

7 Answers   Siemens, TCS,

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I have 10 amp MCB for my air conditioner of 1.5 ton capacity. When I connect the ac direct it is started running but when connected through stabliser the Mcb Get trip and air conditioner couldn't start.please confirm whether Mcb is required to be upgraded to 20 amp. There is no fault in ac and the stabliser. Please advice the reason of tripping the mcb when connected through the stabliser.

1 Answers  

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we use 3 phase supply for induction motor why not use two phase supply .

4 Answers   TLC,

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WHAT HAPPEN WHEN A DROP OF WATER MIXED UP WITH TRANSFORMER OIL ?

4 Answers  

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What is ill conditioned power system?

1 Answers  

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