Answer / zahrani

To Trip circuit breakers remotely .
Example : They are used in "ESD"(Emergency Shutdown system )to trip Circuit Breakers.

Answer / sa

TRIP CIRCUIT BREAKER REMOTELY..
EXAMPLE: ESD SYSTEM (EMERGENCY SHUTDOWN SYSTEM)

in transfomer which type of oil is use!

9 Answers   Essar,

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which is the most advanced form of SF6 BREAKER?Can we use other gases to quench the arc?

0 Answers   TATA,

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why we r used APFC Panel in industrial area.when P.F. low then wat will be the effect in our system?

10 Answers   ABB, Georgio Rocks, Piramal Healthcare, Zenith Engineering Corporation,

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what is allowable current flows from phase to ground with out tripping the breaker

1 Answers  

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what is the difference between earth and neutral.

9 Answers   DLF,

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when voltage gets down the current of motor increases. but according to Ohm's law voltage is directly proportional to current. plz explain

4 Answers   Maruti Suzuki, TATA,

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Consider three heater bank connected in 3 phase star with neutral.Each heater bank connected in each phase.So each phase get 230 volts supply.my question is,during balance condition, current flow in neutral or Not

0 Answers  

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how the B-H loop obtain under the static condition

0 Answers  

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Which of the following loss varies with the load A hystresis loss B eddy current loss C copper loss D core loss

1 Answers  

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why characteristics of overcurrent relay is time-->psm instead of time-->current?

0 Answers   ABB,

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If we say that an cable of size 3.5X 50 mm sq. can take current upto 140 amps,is it the current of single core of the cable or of all the cores jointly.

3 Answers  

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what is differents between static stablizer and servo stablizer

3 Answers  

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