How CT is connected to measure current by changing plug setting , ratio is 300 - 150 / 5 A ?

1 Answers   Ajanta Pharma, Bhel, Cosmo Films, Suzlon,

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how much amp MCB is required for 1/2 kva power back up?

2 Answers   Havells,

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How we can change the direction of rotation of Induction motor? Prove it using graphical methods.

4 Answers   Adama University,

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power 148kw i need exat cable size in 148 kw in 3phase what size of cable can i used.

3 Answers  

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to calculate voltage drop of cable which current we consider that means full load current or panel size?

2 Answers  

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what will happen if multimeter(selector switch at DC voltage) and terminal at current is connected to DC supply?

0 Answers  

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1.how many types of relays? 2.difference between ATS& STS?

0 Answers   L&T,

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what is inrush current in transformer?

17 Answers   Bhel, Essar, GMR,

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Why grables are put in substation?

1 Answers  

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Dear Sir, we met a disaster with our 62.5 kva genset, after rewinding we informed by our contract engg that due to return current coming in neutral & impropper earthing this happend. But after all set up & load balance we checked & found again we have about 20 to 32 amp return current on neutral. we have 12 airconditioner + 12 mini fridge on single phase line. Pl suggest any idea to solved this problem

3 Answers  

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can anibody tel me on what basis the transformer vector groups are determined????

1 Answers  

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How to operate a ac chilar plant?

0 Answers  

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