... Company of excitation control system.·U.S. BASLER AVC63 Series AVR·Efficient one-way rotary fan·Fulcrum optional single ... ·The use of full-sealed maintenance-free bearingsRotation directionTFW2 series alternator adopt a one-way rotating fan design, the ... with bell, single, double fulcrum optional, brushless excitation, AVR automatic voltage regulator, insulation, such as H-class, steel chassis stable ...