Interested to Buy Any Domain ? << Click Here >> for more details...
if we convert kva into Ampers,which one formula use by
us,pls tell me?
- 7 Answers
- 11635 Views
- ABB, I also Faced
- E-Mail Answers
Answer Posted / rajpoot
If, we convirt KVA INTO AMP, following formula wil be
appliesd.
I= P/V*Cos(PI) ...........for single phase
OR I = KVA*800/[V*Cos(PI)]
I= P/1.732*V*Cos(PI) ...........for three phase
OR = KVA*800/[1.732*V*Cos(PI)]
| Is This Answer Correct ? | 1 Yes | 0 No |
Post New Answer View All Answers
how does ELR works? explain
What do you mean by an instrument transformer?
Draw torque - speed curve and load curve of induction motor? mark operating point ?
If we want to change a contactor of faulty one what are the conditions want to fullfil
What is the gross weight to copper ratio in slip ring induction motor of 4000 HP,6.6 kv, 372amp, 992 rpm GE motor.
What is sink and source?
What is the Minimum winding resistance of motors ( small & big)? referance range
why we used ZNO in Lightning arrester.
How to design harmonic filter at the project stage without nowing the harmonics levels
In EDO ACBs what is a purpose of closing coil and motor, what is the operation of these devices are they inetconnected. means if we give supply to motor and by BCS we charge Closing coil,what exact is operation is and how it charge a spring of ACB. Sir if anybody has an wiring diagram please send me the link to operate and EDO breaker.
Is it possible to measure correct value of earth resistance & cable insulation ristance with out disconncting earth lead & both sides of cable ends? If not, any other method to measure ER & CIR with out disconneting from the system.
what is the transformer turn ratio formula and give some examples?
how to identify conection leads of an unknown electric motor
In Air circuit breaker LSIG protection unit is used. Without fault in cables (2 runs 3Cx150Sq.mm Copper, 1Kv grade, XPLE armored cable IR value is more than 550Mohm @ 500V Megger) and load section Long time Overcurrent protection is triggers and trips the unit. We changed LSIG protection with new factory tested unit. Even then fault is persisting. Please suggest the possible causes
WHat is the general checks required for Dry type transformers
