Answer / j.kesavan

we are always using sy star connected transformers,when
take un balace load at this nutrol get current flow.

i have done diploma and btech in EE and live in Chandigarh so kindly help me how can i make my competency certificate in my area.

0 Answers   Multi Metals, ONGC,

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what is the roll of power factor in induction motor.

3 Answers   Hindalco,

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need to make a report. Need to choose a 3phase induction motor. Load conditions motor will operate in : Maximum Load: 30 Kw Speed: 2950 rpm Ambient temp: 20 cent Supply voltage: 440V Frequency: 50Hz need to look for the safety factor when choosing the motor, went through catalouge found a few, but dont know how to choose the safety factor allowing an extra load something above 30 KW to avoid any harm.

0 Answers  

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Is it required to use Automatic transfer Switch in L&T panel board if we use AMF panel with DG set? How the single line diagram will be? Please forward the material to sreenu_207@yahoo.co.in

0 Answers   HAL,

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4-Why we measure the insulation resistance of main core and frame in spite of that must be connected with ground before energize the transformer?

3 Answers  

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why restricted earth fault protection can not operate for phase faults??as there will be a current in secondary of ct,when a phase fault occurs!

1 Answers   GMR,

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Why diversity factor are applied to the load?

2 Answers  

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WHAT IS THE USE OF PIG TAIL IN WINDOW CT ?

0 Answers  

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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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two generator runnig with parallel but only one NGR on And one off Why

1 Answers  

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how does the power is travelled in conductor

2 Answers  

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List the time domain specifications.

0 Answers  

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