... ,180A Copper winding,Excellent outlooking,standard wheel kits,Alternator with AVR gasoline welding generator,180ACopper winding,Excellent outlooking,standard wheel kits ... speed (r/min)3000 3600Excitation modeSelf-excitation and constant voltage (AVR)Recifying modeIGBT+three-phase rectifying bridge (PWM)Insulation gradeFPole number2Engine ...