Why Ac Systems Are Preferred Over Dc Systems?

0 Answers   ABB,

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iam using DM 3251 voltmeter(1 percent accuracy)for 11KV system PT ratio is 11KV/110V.can anybody explain what is the max and min voltage deviation.

0 Answers  

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HAI,I HAVE 6,60KW MOTOR FEEDERS IN MY MCC PANEL.HOW CAN I DO MY SETTINGS FOR OVERLOAD,SHORTCIRCUIT,GROUNGFAULT,INSTANTANEOUS TRIP FUNCTION IN MY 4000A CIRCUIT BREAKER?

1 Answers  

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how do we select a copper power cable for a 10 HP, 1440 rpm, 440V, 3 phase AC motor?

4 Answers   Rolling Mill,

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What is routh hurwitz stability criterion?

0 Answers  

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hello!my name is sheikh iam preparing for indian engineering servieces,please send me the old question papers..to sheikhshaazforjobs@gmail.com

0 Answers   APCPDCL, apspdcl,

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in dc shunt generator field is open in running condition what will happen?

8 Answers   century,

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what happen if i change the polarity of ac when it is connected with motor

3 Answers  

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Sir I want questions for rrb sec technician gr III (electrical)

1 Answers   RRB,

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what is the rating of Insulation tester for measure 15 KW, 3 phase 415V 50 HZ induction motor?

2 Answers   ABB,

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on what priciple transformer works on?

5 Answers  

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How to calculate the TR (AC's)

4 Answers  

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