Dear all, Can anybody tell me that how to choose CT for a specific load? I have a 200kw induction motor, which ratio CT should be installed? Is there a formula or calculation that determines the CT ratio for a load? Regards.
2 5456How to calculate KVA/VA rating of PT or CT from primary & secondary voltage or primary & secondary current?
1989dear all, can any body explain that how to select an induction motor for a specific mechanical load(inertia). is there any formula or calculation then please give me. i shell be very thankful to all of you. Thank,s and Rgard,s.
1 2447In the formula : Knee point voltage = Burden X alf / class, Please inform what is alf? regards Shashidhar M.R.
2 3396Will an earth leakage trip be activated if the component or wiring is faulty on low voltage equipment.Example An electrical Cat Scarer placed in the garden and water gets into the wiring.
1424Post New Electrical Engineering Questions
What is transient response?
what is mean by dry frequency
For a 6.6kV Motor it is recommended to do megger test with 500 V d.c and not more than 5kV d.c but the Hi voltage withstand test should be performed by 12kV AC. Why the dc voltage test should be limited but AC voltage withstand test could be with such a high voltage?
What is rotating magnetic field?Discuss elaborately.
Why 1/3 is used in symmetrical components?
How to identify the start and end of 3phase 12 lead motor if U1, U2, etc numberings are lost or erased.
hi, i finished b.tech eee in 2008, im worked in dg sets mfg company , now i left job in 6months back, now again i want get job core side, how can i get? is there any couses we have learn to get better oppurtunity? /
How to select circuit breakers rating eg. if i select a circuit breakers of capacity 40 amps DC with operating voltage 28 volts and if i what to use same circuit breakers for 300 Volts DC application what is the current rating of this circuit breakers.
Is it possible to use a S1 duty class motor for crane application (S4)? If not, why?
what is EIB lighting control system? what is the advantages of this system?
is there any device that works properly accept relay, it may be fuse but if i want fuse of 33kv 300 amp it is avaliable, pls give me details
how we provide neutral earth on synchronising panel as per electrical standards?
why ups rating in kva? and why ups are in parellel?.why isolation transformer is used in ups?
EXPLAIN THE WORKING OF SERIES REACTOR IN HT CAPACITOR BANKS (FOR VOLTAGES & CURRENTS)
What are the reasons for the parallel operation of transformers?