Answer / markose

KVA means apparent power and KW is the active power

Answer / balendu nath pandey

KVA is the active power which is to be use. but KW is the
total power (both useful& useless)

Answer / likeu

www.erasmus.com.co/pdf/articulos/Safety_standards_Table.pdfSimilar
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Routine test: 1 s, Itrip.≥5 mA (to max. 30 mA by hihg
leakages). 13.2. U testing is 1.06 ... Type test: 8.2.4.1.
-10 A a.c or d.c.. -resistance between conductive part .....
else with difference current measurement anex G. Appl. type ...

Answer / 3nath

kva means reactive power
kw means active power

Answer / mohan.m

KVA means Kilo volt amperes
KW means Kilo watt

Answer / subash m k 9846537606

KVA(KiloVoltAmpere) is the unit of voltage rating and
KW(KiloWatt)is the unit of power rating of a transformer.

The iron loss in a 100kva transformer is 1 kw and full load copper losses are 2 kw, then what is maximum efficiency occure at a load?

3 Answers   MPSC,

Apparent power is expressed as V * I(Conjugate). Why not in V * I ?

0 Answers  

why voltage rating not mention at HPSV or HPMV lamps?

2 Answers   OPS,

How many type of ht insulator with name

1 Answers   Bhushan Power Steel,

I have AC automatic voltage regulator 15KVA What output currant?

3 Answers   Siemens,

ganaretors A check B check and C check details

1 Answers  

Can a 50-Hz designed transformer be used at 60-Hz system? Is the same remains true, when a 60-Hz designed transformer be used at 50-Hz system? Consider only frequency variation. The voltage remains as rated value in all cases. Justify the answer.

2 Answers  

at the time of starting back emf of a motor is zero.so how can it will start to run??

1 Answers  

A three phase transformer 460v primary 220v secondary (three phase four wire system.) Why did we get 460 volts across the neutral on the secondary side?

3 Answers  

Two alternators say 1 & 2 are poised to parallel operation. But at the time of paralleing alternator 2 gets out of the system by tripping Earth fault relay. Please send me reply why this is happening?

2 Answers  

Why are short circuit ratings always 16kA,25kA,36kA and 50kA.Who has fixed these?

0 Answers  

How will calculate the current rating (withstanding capacity)of alumunium and copper cables?

1 Answers