

These calculators will assit you in determining what size generator you may require or how to convert one unit of electricity to another.

Guide to units: 
HP = Horsepower
kW = Kilo Watts
kVA = Kilo Volt Amps

I = Ampere or Current
V = Volts
PF = Power Factor


Generator Size to Start Motors
Instructions: You only need to fill in the columns coloured in blue.
Fill in the HP of the motor(s) in their starting squence, select the start method (Direct On Line or Star Delta) and press Evaluate. The required generator size will then be displayed at the bottom.
* Please NOTE the above calculations are an estimate only because other factors such as site conditions, motor efficiencies and iron losses are not taken into consideration.

