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what is meant by carrier aided trip protection in transmission line

0 Answers   GE,

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Can anybody please refer the best and simple book for about Protection relays and in detail of all its protection ?

0 Answers  

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is oil viscosity affect on motor current?

0 Answers  

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1)what is hypo test. 2) which cable need to hypo test.3) when hypo test can be done before or after glanding.4) what is the purpose of hypo test.

5 Answers  

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why the genearation of electricity always in form of sine wave only ??? why not cosine wave ???

1 Answers  

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we are having 110 Kv,250mA Electrostatic precipitators for coal fired boilers. what will be static voltage and current after discharge and what time it will remain before earthing?

0 Answers   Siemens,

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what is per unit calculation?looking for simple and strong explanation thk u

0 Answers  

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Is there any difference between circuit breakers and isolators

7 Answers  

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my question is that....few days ago i had installed a three phase motor starter for an electric saw.the motor will run and make the hydraulic pressure which will be goes to pressure cylender by up and down lever.two number of limitswitches are also installed on cylinder for safety of motor.now when the arm of cylinder reaches to the upper or lower limit it will cut the motor's line.and motor will be stop.now wana know that what will i do that motor runs continue after the limitswitch cut it down but it shold not be made any pressure.pls answer me in brief.

3 Answers  

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what is the rating of power generation in india?

10 Answers   Siemens,

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what is the difference between metalhalide and mercury vapour lamp

1 Answers  

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lenz law application and define

0 Answers  

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