FFD - Austria. Kenworth is the sole UK distributor of the FFD range of premium quality, Efficiency 2, electric motors. Frame sizes 56 - 450 are available. 56-112 are available in Aluminium and 132 - 500 are of Cast Iron construction. Motors are IP55 and manufactured to ISO9001. Outputs up to 1500kW and voltages up to 6600V are available.