why does chattering take place in ac contactors? can it be avoided & what care does the manufacturer take to eliminate this phenomenon????
10 54273what will happen if the bus PT fuses are accidently removed from the circuit in 6.6kV feeder?
1 4714why is it that the HT motors & motors having very low kW rating(<1kW) have windings connected in STAR, whereas the motors having in between kW ratings have DELTA connected windings??
5 9154which are the criterias needed to select the kind of neutral earthing(solid earthing,resistance earthing,etc.) at various voltage levels in electrical distribution?
1689How maesure earth neutral value & how much maximum value value required in between earth & neutral.
1740THE 40 MW OF POWER FOR 220 V III PHASE POWER CONNECTION REQUIRES HOW MANY KVA POWEER REQUIREMENTS
7 9629In DC generator, we use commutator, having no. of segments. Then how it is possible to get a half wave of voltage and current for half rotation of armature?
1675Post New Electrical Engineering Questions
working principle of oil startar
which stabilizer is better ? AVR, Servo Stabilizer, Static stabilizer etc & why explain it
what is the reason the main breaker is trip during the motor is running? (some time the breaker is not trip)
how to test the electrical panel.ht lt mcc pcc.
WHAT IS START TO INDUCTION MOTER IN STAR TO DELTA OF >5HP ?
I HAVE BEEN SELECTED FOR APGENCO A.E(ELECTRICAL) 2008.HOW MUCH WEIGHTAGE FOR INTERVIEW AND WRITTEN TEST.HOW I HAVE TO PREPARE. PLEASE GIVE INFORMATION IF U KNOW.WHAT ABT G.D THIS TIME.CALL RATIO 1:2
what is integrated ac contact circuit
Tell me about ur past electrical maintanence job
Dear sir, How to calculate 3.5 core pvc aluminium armoured cable meter wise carrying amps rating.Please give the solution with a good example.
How many types are using in 220kv/400 kv swith yard
what is meant by IGBT how they differ from tyristor ?
Can we use a absolute encoder to show rpm of a motor ? what about the condition when power is off ? what is difference if a incremental one is used ?abanirout@gmail.com
What is kirchoff ’s current law (kcl)?
What is the function of capacitor in electrical circuits?
In general bus riser follows the bus section in SWGR. What are impacts if bus section follows bus riser?