Draw transformer phasor diagram.(full load,no load)

0 Answers   PowerTech, Trine,

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What is the Resposiblity of Electrical Utility Engineer

0 Answers  

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Can be ammeter and voltmeter used without CT? if not, what is the reason for that?

3 Answers   Elektrotek, Toyo Engineering,

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In a 11Kv/433Volt Delt-star step down transformer one one line(Line-B) of HT site is open & earthed on DP structur. What will be the voltage on LT side R-Y, Y-B,B-R and R-N, Y- N & B-N?. Please help to understand the problem with examples. Arvind , Jaipur.

1 Answers  

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why do we prefer alternating current in india where as in USA prefers DC?

3 Answers   Bhel, GMR, Texmo,

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how net resistance islow in star connection and viseversa in delta connection...? if anybody could explain in detail it wud be helpful.

0 Answers  

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Is it reuired to use house service barcket for 31/2 core 300 Sq.mm cable,if the distance between pole & shop is around 2 mtrs only or can I hang the cable with GI support in air? upto what size of cable GI serrvice btacket is necessary?

1 Answers   HAL,

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In general bus riser follows the bus section in SWGR. What are impacts if bus section follows bus riser?

0 Answers  

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How does frequency affect KVA rating of a transformer? If a 500 kva, 500 to 250 v, 60 hz t/f used in Canada is to be operated on 50 hz in Europe frequency then how will its KVA rating change? a-increase b-decrease c-remains same

1 Answers  

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for what purpose the star point is done in ct

0 Answers  

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How to do maint. Of busbar.

1 Answers   KSEB, L&T, Siemens,

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Define current?

14 Answers  

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