why rating in KVA and KVAR?

Answer Posted / nag

TRANSFORMERS ARE RATINGS ARE IN KVA.WHY BECAUSE CORE LOSSES
DEPENDING ON VOLTAGE AND COPPER LOSSES ARE DEPENDED ON
CURRENT.SO,TRANSFORMER DEPENDING ON VOLTAGE AND
CURRENT .THATS WHY TRANSFORMER RATING IN KVA.
REACTIVE POWER IS RATING IN KVAR .

Is This Answer Correct ?    6 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

design of IGBT firing circuit for 11KV

2107


STATE USE OF ARC RUNNERS & SPLITTERS ?

1468


we have two generators different capacity on 15 MW and other 6MW at 11 KV , 15 MW gen. bus short level current 40KA,and 6MW short level current 25KA,, length of cable 100MTR between 6 MW from 15MW gen. for bus coupling . kindly tell any one can we use both NGR OR one NGR from any GEN. BOTH NGR has diff. rating. Tariq pakistan

1231


what are the precuation should be taken ahen installing power transformer,circuit breaker,current & potential transformer

1593


Hi, My plant daily consumption is calculated as 3.8MWH but my supplier has sanctioned an power of 2.6MW per day. how can i equal or distinguish this two factors

1456






take 100kva DTR( delta/wye ), what ll happen if we connect 11kv to LT side instead of connecting to HT side? will the DTR behave as a step up transformer or something else????

1819


differnce between single acting and double acting solenoid valves

1409


Why 15Amp. MCB is suitable to carry load of 1.5Ton Ac please Explain?

1647


what is zinc diffusion?

1549


What is routh hurwitz stability criterion?

656


Why is the starting current high in dc motor?

621


If a shunt Dynamo has induced emf 100V and 0.4 ohm resistance and battery of accumulator of open circuit emf 110V and 0.5 Ohm resistance are in parallel what is common terminal potential difference?

4174


What is meant by reverse polarity and how it can be fixed?

749


What is the requirement of grounding the neutral of single phase generators on load? If the neutral is not grounded, what will be the effect?

1626


what is transient enclosure vltage , very fast transients, very fast transient over voltages

1650