what is the difference b/w KVA and KW?
the transformer are mentioned KVA rating and the loads are
mentioned KW.why?
Answer Posted / dharmar.c
We r using KVA in transformers for metering purpose..for calculating copper loss we need Ammeter(A),and we need voltmeter(V) for calculating iron and core losses
| Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers
whatare the disadvantages occur,if the form factor of transmission will not be equal to 1.11
what is cause of static electricity? I experience shock when i touch metal equipment in a room ,furher check shows earth leakage showing 80ma at the DB near to the 400 MCCB?
What are approaches to tackle sedimentation problem of reservoir?
In Power cable specification what is U0/U and Um.
why do we not use equivalent voltage source in negative sequence equivalent ckt.
Is it possible to obtain 480v or 550v in single phase output by giving the input to 230v to a single phase torodial type transformer without using a stepup transformer?
how we arrange the hv side with delta connection in case 33/11kv of transformer.
what is the affect of earth's magnetic field on the frequency used in aircraft???
why co incidence factor considered in transformer sizing?
how can i find cable size from current rating?
In HVDC LINE RECTIFIER CONTROL ON CONSTANT CURRENT AND INVERTER CONTROL CONSTANT EXITATION ANGLE CONTROL BUT HOW INVERTER CONTROL CONSTANT CURRENT?
what is the chiller and working principal
How can we increase the capacity of Energy.?
State and define ohm’s law?
I have been using an 600VA with 0.6 p.f UPS with my desktop which has 450W power supply unit. Can anyone explain how can this happen . Because the output of the UPS is 360W (600*0.6) (<450W)