AC Load Bank is operating by AC power supply. AC Load Bank use as a Load but controllable load with Amp. rating or watt rating.
Load Bank is design by supply voltage range, its capacity in amp or watt.
Same design for three phase supply and single phase supply.
Application of this type of load bank for Generator testing, its capacity measurement, efficiency measurement in percent by this load Bank.
Load Bank is design Natural Air cool, Force Air cool and water cool.