Answer / syed nasir ali

I DO HAVE PLCs IN MY ORGANIZATION THEY ARE SIEMENS SIMATIC
S7 400, SIEMENS SIMATIC S7 300 , SIEMENS SIMATIC
S5,MITSUBISHI , ALLEN BRADELY

Answer / sarita

Electrical power is transmitted over high voltage
transmission lines, medium voltage distribution, and inside
buildings at lower voltages. Powerline communications can be
applied at each stage.

how to calculate the ct burden?

1 Answers   Hydropower,

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Need help. 3 phase system. Neutral line arced and melted upon connection of connector with 3 phase power. Why would that happen?

4 Answers  

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why dc series moter is not started at no load?

5 Answers   IOCL,

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Why we are using air gap magnetic condutors

2 Answers   Ford, IOCL,

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when 20hp 3 phase motor start no load condition in star or delta connection.find current and write formula.(tariq)

0 Answers  

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we can stepdown the voltage from 230/12v ,and we use the voltage for various electronics components why can't we step up the voltage from 12/230v if we can shall we use the voltage for domestic single phase supply

5 Answers   Areva,

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Due to ferranti effect which power increases at the receiving end?active power or reactive power?

5 Answers  

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Explain the working of any one cutting machine

0 Answers   Mahatma Gandhi University,

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why we increase the small speed of turbine when alternator just synchronized to grid in steam power plant

2 Answers   PSEB,

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wat is the function of an inductor? examples.....

4 Answers  

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For 415v,3phase,22kw rating of motor how to calculate MCCB rating

2 Answers   Zigma Technologies,

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IN THE CASE OF AN ELCB, IF THERE IS ANY UNSTABILITY BETWEEN PHASE AND NEUTRAL IT MAY TRIP. BUT MY QUESTION IS WHEN A LOAD IS CONNECTED IN BETWEEN P AND N, THE LOAD CONSUMES SOME POWER AND THERE IS A DIFFERENCE IN NEUTRAL WITH RESPECT TO THE PHASE. THUS ACCORDING TO ME, THE ELCB WILL AUTOMATICALLY OPERATES WHEN EVER THE LOAD CONSUMES-- I KNOW IT IS WRONG. BUT THE SOLUTION IS?????????

1 Answers   KSEB,

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