why some harmonics are disturbing while the others not

1 Answers  

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how many voltage or current enough to kill a person?

12 Answers  

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how to decide the ratings of the busbar in electrification.give me the proper thumb rule or procedure

1 Answers   ABB,

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what are the protections in 132 kv class electrical systems.....? hw u define that in elctrical terms..? . . .pls answr

2 Answers   ABB,

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Did RMU have ct and pt ?

0 Answers  

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any one can explain the stages of a knee point which is taken during ct magnetising curve.

0 Answers   Tata Steel Limited,

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for 750 kw LT load what will be the ht kva

0 Answers   Sterling Tools,

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what is the difference b/w ground & virtual ground?

0 Answers   Accenture,

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what is RTD? what is THERMOCOUPLE? What is difference between it?

2 Answers   Bhel,

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MY QUATION IS ABT THE MAIN POWER TRANSFORMER IN STEEL PLANT , I WISH TO KNOW THAT WHY TRANSFORMER PROTECTION NOT TRIP AS CABLES ON THE SECONDAY SIDE IS WATER COOLED. TRANFORMER DETAIL NORMAL KVA--150 KVA PRIMARY VOLTAGE --34.5 KV SEC.NO-LOAD VOLTAGE---1.290-908-690V ( WITH PRIMARY DELTA CONNECTED) CONNECTION--D/d (EXTERNAL CLOSED) CONSTANT RATEING FROM--1.290-908V CONSTANT CURRENT FROM--908-690 VECTOR GROUP--D III

1 Answers  

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In any Industry, Which voltage level either 3.3kV or 6.6KV to be chosen? Then I would like to know ,Is there any cost consideration or Rating of motor?

5 Answers  

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How to megger test 11 kV cable and the acceptance IR value

0 Answers   BVG, NFL, ONGC,

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