what are the maximum available current, voltage ratings and switching speeds of the power electronic devices thyristor, power mosfet, igbt, and mct?

0 Answers  

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how to find out 3 phase complex power in per unit in unbalanced system?

0 Answers  

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Is potential difference materials property ..? if yes tnen how.. explain brifly.

0 Answers  

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Why rotating machines are not allowed to run near critical speed region?

2 Answers  

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How to do maint. Of busbar.

1 Answers   KSEB, L&T, Siemens,

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which oil is used in transformer?

7 Answers  

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During a temperature rise test of a bus duct, it is fed with 415 volts at 2000 amperes. Why dont we get an electric shock if we touch the bus bars?

7 Answers   ABB, SDBL,

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374kvar capacitor bank connected across 600kw,6.6kv motor.what will happen if motor run at 50% , whether full kvar applied or half?

1 Answers   NTPC,

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i am iti student i have project to do. that IS 100MW 220\33KV SUBSTATION I WANT TO KNOW HOW TO START, LIKE CALCULATION, WHAT RATING OF CT,CVT, PT, ISOLATOR LIGHTING ARRESTER WAVE TRAP CIRCUIT BREAKER IN 22OKV SIDE, ALSO TO WARDS 33KV SIDE PLS HELP ME WITH THIS, THIS MY LIFE NOW, I KNOW AUTOCAD, I LIKE TO KNOW HOW TO CALCULATE ALL THE THINGS

3 Answers  

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What is the restart inhabit setting in ABB spam150c relay (Motor protection relay)

0 Answers  

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what is difference between 9kv 5ka surge arrester and 9kv 10ka surge arrester.

0 Answers   Voltamp,

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Fire pumps are not used with ELCB control, why ?

4 Answers  

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