I have two power supply.a)govt. power b)Captive power.3 phase load connected inside factory.when source change govt. source to captive some motor rotate reverse. Is phase sequence changes when if off & on?If I off generator & on it again is it possible to get changed phase sequence??

4 Answers   ABB,

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CALCULATE THE TOTAL VOLTAGE DROP AND SELECT THE CABLE SIZE IN MM-SQARE FOR A PANEL-262KW AT 110 METER FROM THE SOURCE SUPPLY , SUPPLY VOLTAGE 240/415

0 Answers   DEWA, Growth,

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whats the reletion betweet flow,pressure,head,rpm and motor rating?

1 Answers  

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1. Why a DC motor starter is called 3 point starter

21 Answers   ABB, CG, College School Exams Tests, Crompton Greaves, Infosys, Siva,

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how to caculate cable size for given amperes

5 Answers   RVNL,

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what is the procedure for cable sizing or on what basis we will calculate the size of cable?????

6 Answers   ANG, Focus, Mecon,

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what is the impedance voltage of transformer?

1 Answers   AVI Enterprises, MacLellan,

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how many testing use in power transformer?tell equipment names?

2 Answers   ABB, Electrical,

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Why and when NGR panel required. Is it necessary to design a NGR panel for a 6.6kV Alternator paralleling with Grid????

0 Answers  

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what is the working principle of electrical generator

1 Answers  

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what is mean by lookup table in microprosser.

1 Answers  

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how much power consumed by 1.5 ton capacity split A.C in 1 hour

2 Answers  

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