dear all, can any body explain that how to select an induction motor for a specific mechanical load(inertia). is there any formula or calculation then please give me. i shell be very thankful to all of you. Thank,s and Rgard,s.

1 Answers  

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Is KCL applicable for close circuit?

2 Answers   Toto,

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How to calculate the cross section area for a 350 m cable, motor power is 26 kw???

1 Answers   Orient,

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What should be value of Circuit breaker operating time and tripping time?

3 Answers  

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Hy the hydro power stations have high transmission and Distribution costs?

3 Answers  

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how do you find making current and breaking current of the circuit breaker

1 Answers  

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As we know diode work on both negative and positive but converting ac into DC we have to given a/c from negative of diode or positive side.please give me answer.

0 Answers   cpgn,

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what is form factor

2 Answers  

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Why we are using Ohm's law? where it is applicable? explain.

10 Answers   Pyramid Saimira, TCS,

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One of our gas turbine generator unit "1st stage rotor ground fault" alarm was occured several times. we tried to measure some voltage vulue ground fault protection relay (UNS3020a made by ABB and we measured the value of: Ground: 0.9VDC 5V: 5.8VDC 24V: 23VDC u+: 300 – 350mVAC Rf1: 17.5mVAC Rf2: 17.6mVAC The unit still running and the alarm was reset. As of 6pm yesterday and unitl now no alarm happened again. I our protection relay was defective?

1 Answers  

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What should be the earth pit resistance value?

7 Answers   BARC,

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WHY IS HV WINDING OF A TRANSFRMER SECTIONALIZED???

3 Answers  

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