In directional earth fault protection for generator, one core balance CT is for residual current, what other CT is for, which is placed on neutral?
2 3614what happen if the supply is given to the stator of the 3phase induction motor with out assembling the rotor ?
1463what will happen if multimeter(selector switch at DC voltage) and terminal at current is connected to DC supply?
1490a transformer runs by electro-induction principle like all motors.then why dosen't it rotate just like any other motor
2 3390Post New Electrical Engineering Questions
how we control automatic generator i'e with to supply (main supply and local generator) when the main supply was break to supply the local supply automatically to begin supplying power.I now this control circuit is the combination of contactor time delay contactor switch and overload relay .but my question is how we combine those component thank you
Merits & Demarits of Oil circuit & Air circuit breakers ?
What are the factor to be consider for CT selection in 132kV substation?
what is meaning of sympathetic tripping with respect to relays and give the values for current carrying capacities for copper and aluminium cables from 16sq mm to 500sq mm
What are the essential characteristics of signal flow graphs?
Classify drilling machines.
What is pi controller?
how to measure the current by compact digital equipment with dislay which fit inside any equipment
what is the difference b/w ground & virtual ground?
why induction motors are rated at 0.8 power factor.
Define average demand?
what is allowed value of zero sequence impedancce of 6.6 kv nuetral earthing transformer ?what is the actual value
how does the rotating m.m.f is produced in the 3-phase induction motor and how the poles are created in 3-phase induction motor ?
How to calculate the size of earth cable to earth the neutral of UPS ?
What are the Return ( Monthly / quarterly/ Annual submitted to Electical Inspector for an establishment (Factory in Maharashtra-- Small scale category having seperate HT line of 22KV ) as per Maharashtra Electricity Act