Alternators



We are manufacturing all types of A.C. alternators
from 5 KVA to 125 KVA.
Single phase (240 volt) 5kva To 63kva Three phase (415 volt) 5kva To 125kva


Calculation of kva and horse power
Electrical Formulas
To Find
Alternating Current
Single-Phase
Three-Phase
Amperes when horsepower is known
HP x 746

E x Eff x pf
HP x 746

1.73 x E x Eff x pf
Amperes when kilowatts are known
Kw x 1000

E x pf
Kw x 1000

1.73 x E x pf
Amperes when kva are known
Kva x 1000

E
Kva x 1000

1.73 x E
Kilowatts
I x E x pf

1000
1.73 x I x E x pf

1000
Kva
I x E

1000
1.73 x I x E

1000
Horsepower = (Output)
I x E x Eff x pf

746
1.73 x I x E x Eff x pff

746

I = Amperes; E = Volts; Eff = Efficiency; pf = Power Factor; Kva = Kilovolt-amperes; Kw = Kilowatts