in case of OC+EF relay, how the burden is
divided/calculated/shared by the CTs in case of normal
(healthy condition) and during fault conditions.? three
coils of OC & ef coil is conected in residual connection
across the three CTS.
difference between brush less & brush excitation in a generator?
Do you know how to measure the earth resistance? if so explain it
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A separately excited dc motor having 2 ohm armature resistsance draws a current of 10A and torque developed is 20 Nm under rated field condtion. the speed of the motor under the rated field condtion , when it is connected to a 100V DC source and delivering 10Nm torque....
how to caculate cable size for given amperes
What is the principle of Excitation.
why current increases when voltage decreases in ac system
What happen if 200KVAR capacitor continuesly connected to load and all the plant machinaries are not in working?
What is PMG and AREP excitation system in generator
What products have you designed which have entered high volume production?
diffrence between windings of high tension side and low tension side of transformer
Why we are mostly using a single 3-phase transformer instead of three 1-phase transformers?
What happens if there is no nuetral in the power system?