Transformer's core is made up of which material and why so?

10 Answers   ABB, NTPC,

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what is difference between window type and wound type transformers?where we will use window type and wound type transformers?

0 Answers  

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How to determine earth fault level to set relay for a normal distribution system of 11 kV , 100 A load????????

1 Answers   TCS,

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why 5kW motor becomes unbalance if its relay trip 1st time and its set value is 7.0 A

0 Answers  

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Why transformer rating in KVA? and Generator also?

6 Answers   Bhel, IEEE, Toyo Denki, Toyo Engineering,

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Explain Continuous and Discrete signals?

0 Answers   UOG,

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Whot is the braking capacity for MCCB. How we select different braking capacity.

1 Answers  

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what is compatible kva for 3300 watts and why

1 Answers   FoodBev,

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What are various modes for Mechanical interlocking of breakers (for both MCCBs & ACBs)

1 Answers  

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CONSIDER A 415V/200V STEP DOWN TRANSFORMER.CAN WE USE USE IT AS STEP UP TRANSFORMER BY GIVING 200V IN SECONDARY AND TAKING OUTPUT FROM PRIMARY?

22 Answers   L&T,

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What is the difference between earth fault protection of motor feeder with CBCT and Without CBCT ?

0 Answers   Enmas, Michelin, Reliance,

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what is the difference between VARIAC,AUTO TRANSFORMER,DIMMERSTAT.

10 Answers  

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