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How to calculated capacitor rating both HT
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WHAT IS SUBSTATION & ACCORDING TO VOLTAGE HT,EHT SUBSTATION EXPLAIN IT
what is the star delta connetion and how can do it a three phase motor with control witing with picture
Is there any problem about which the drive (inverter) doesn't show/display the alarm and/or fault but instead of this , it doesn't work ? I want to know that could there be any kind of problem in the drive when the drive doesn't display the alarm and/or fault ?
what happen if field of dc shunt motor opens? what is function of putting res. in parallel to one phase of 3 phase IM? the power supplied by 5A source in circuit is given by------Watt.
Hi,I am working in abroad for more than 3 years in a company operating with 11kv and 6.4 MW power. I need c licence in India,can I? some other says only i can get if i work for 2 years in india only! anybody kindly clarify by doubt.Thanks
what are the protecyion of transformer & generators
How we can recongnise the phase displacement of transformer connection between primary & scondary...plzzz explain it with example.........
Alternator rotor earth fault relay circuit
plz send me HPCL apptitude paper.. maulik_elect@yahoo.co.in
In Air circuit breaker LSIG protection unit is used. Without fault in cables (2 runs 3Cx150Sq.mm Copper, 1Kv grade, XPLE armored cable IR value is more than 550Mohm @ 500V Megger) and load section Long time Overcurrent protection is triggers and trips the unit. We changed LSIG protection with new factory tested unit. Even then fault is persisting. Please suggest the possible causes
Disadventage of cable-gland earthing if any ?
how to deside the capacity of chock for drive?
what do you mean by type zero control sytem ?Give an practical example of type zero contol sytem?
What are the differences between single phase and three phase?
what will happen reduce the transformer voltage from 415v to 406v, is it save the energy,? are this methodis good to reduce the energy.?
