Answer / kumaravel

stub means stack breaker protection

what is the charging battery current of 80 kva UPS/100AH bocket make battery.

4 Answers  

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hi everybody how to design string combiner box (scb) internal parameters like bus bar and spd (surge protection device and fuse which place to set that,and also bus bar one particular cross sectional how much heat generated and how much power loss tell me Clearly and briefly

0 Answers  

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How cable from Kit-Kat to main switch, from starter to motor are designed?

0 Answers  

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Why the dc voltage drop during starting of emergency lube oil pump? The Voltage drop from 135kv to 125 kv for one min. before re-establish to 135kv?

0 Answers  

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what is the criteria for selection of conductor used for ehv ac electrical dischrge

0 Answers   National Productivity Council,

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Why derivative controller is not used in control systems?

0 Answers  

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What is switch gear? How it is work ?

1 Answers   AbaQulusi Municipality, Lupin,

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please anybody help me to find out the BHEL trainee Exam previous year questions papers . if u ve pls. send it to surekhared@gmail.com

0 Answers   Bhel,

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What is the difference between rated and maximum speed of 3phase induction motor.....? Can the motor speed exceeds the rated speed..?

1 Answers  

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why grid frequency varry time to time?

2 Answers  

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Explain working of servo controlled voltage stabilizer.

3 Answers  

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what is power factor in ac ckt ?

5 Answers  

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