A power transformer 4MVA/11KV/0.415Kv has been out of use in 12years. what maintenance actions/test need to be carried out before energizing.466
In a Impedance Based Distance Relay (Quad Characteristics) - Could there be two different Line Angle(RCA) for Ph-Ph & Ph-Gnd? If So Kindly Let me Know.. Where, What are the advantages of the same?513
can we choose current transformer secondary, to calculate residual flux in a power transformer, so as its saturation is close to the saturation level of power transformer?458
What will be the current drawn by HT motor, if low voltage is applied.. any formula to calculate the LT amps of HT motor.?524
Why Water motor is not taking a load or pressure while everything is correct. (Note: Motor running properly)483
how to calculate the magnetizing current of ct ( 800A/1A) for Relay 64575
work of choke in florocent tube circuit ?
determine two methods to find loose connection in operational electrical system?
As per standard, transformer body earthing and other Equipment earthing (Equipment earthing) did not connect. but in LT side termination we are doing metal glanding in both side Transformer to PCC Panel through armoured cable, now X'mer body earthing and PCC Pane earthing (Equipment earthing) both are connect.is this safe for X'mer or other equipment?
how hydrogen cooled alternator undergo maintanence ? that is hydrogen when come in contact with air can result into explosions .
Difference between low impedance and high impedance Restricted Earth Fault
What is the maximum and minimum rating of UPS?
How to select HT/MV cable size ?
why do we not use equivalent voltage source in negative sequence equivalent ckt.
why we use sinosidal voltage / current instead of others in system?
how to prepare the technical test
can anyone explain 11kV 3core cable megger,hi pot test procedure with connection details?
What is nyquist contour?
how the phase convertor changes the no. of phases
What is a compensator?
Define super node?