Answer / muhammad

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which subject is better to tell when hr asks the area of interest?..

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Can you tell me more about pu systems (per unit systems )calculation in large power systems? how to get the base for voltage and power in generator, transformator and transmission lines?

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length of 4 core cable 95mm from substation LV VFD panel to Motor at field approximately 150 meter. Motor stop and power has been isolated from LV MCC ( Substation )to disconnect Motor for services. After Motor completed service propose to reinstall and reconnect Motor Cable, found earth cable sparkling during touching at metal / motor body. Inspect by clamp meter found earth cable have current flow AC 1-2amps and all earth cable at MCC LV also have current flow as same value. why it is happen?

2 Answers  

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In which working principal temperature transmitter work.explain in detailed.

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Why not using Air circuit breaker at High tension side?

1 Answers   Wipro,

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difference between EMVT, PT & CVT ?

9 Answers  

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when it is possible kvrah lead & fundamental kwh be equal in electonic trivector meters (3 ph)

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UPS battery Back time = no.of Batteries * Ah of the Battery / output KVA * 130 ? what is the 130 means ? can any one help? because all are using this formula how its came 130?

2 Answers  

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A LT ckt i mean 440 volt flow of current100A.at this time HT current what will ON 11 KV &33 KV.plz givemy answer with example

2 Answers   Neptune,

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HOW TO CALCULATE THE HEAT AND LOAD OF LT-SUBSTATION WHICH CONTAINS 2*1MVA TRANSFORMERS,LT SWITCH BOARD,MLDB,ACB,BUSBAR,ETC...?

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what is stper motor

0 Answers   Bhel, WAPDA Water and Power Development Authority,

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Why restricted earth fault protection is needed? Why can’t differential Protection is sufficient?

1 Answers  

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