sir what is the purpose of SF6 in HT breaker and what is the pressure should be maintain in the breaker?

2 Answers   Kirloskar,

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Brief working principle of fluorcent tubelight,function of starter & choke.

3 Answers   Havells,

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which type of motor is suitable for water suction pump ?

4 Answers  

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what is meaning of AMF, WHY IS USING IN GENSET

1 Answers  

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how to check avr of dg set of 125kva

0 Answers  

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What are the tests to be conducted in the electrical installations

1 Answers  

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how to calculate the earth mat design in 132 kv substation yard ????

0 Answers   Divis Laboratories, KSEB, SWPL,

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why is only third harmonics is dangerous for electrical equipments?

3 Answers  

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we have total 1000hp motors we paid 7 laks rupees how to reduce power bill

4 Answers  

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when i am going to take trail on a 3ph sq.i/m motor 5.5kw, i observed that RPM of the motor is very low as compared to the rated RPM and also it rotates in clockwise in first ON command,and anticlock wise in second ON command. finally i observed that on phase is no available . but iam not clear about, why the motor is rotates in both directions without any phase interchanging.pls answer to my question.

1 Answers  

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who invented active elements? plz give me the complte details of active elements...

0 Answers  

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I AM A ELECTRICAL PANEL BOARD DESIGN ENGINEER.IF I GO ANY INTERVIEW ,TECHNICALLY WHAT ARE QUESTIONS I WILL FACE FROM INTERVIEWER?

0 Answers   Bell,

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