... ,Lion,Weichai,Quanchai etc.(2)Alternator: 3 phase 4 wires Y-type connection/1 phase 2 wires AVR regulator Power factor:0 ... Frequency:50HZ/1500RPM,60HZ/1800RPM Three phase coltage Available:400V/230,380V/220V,480V Single phase:available:110V,120V,220V,240V ... , LCD or LED auto controller, indicating lamp, transfer switch,etc.. Automatic transfer switch (ATS) uses update technology, which can be automatic ...