... frequency, no transformer is needed, longlife Application Characteristic1, Welding property: adopt revolving magnetic field, adjust the currency by ... grinder, rotary sander, etc. H200 Engine Driven Arc Welding Machine ModelH200H200-1Generator Welding TypeManual arc WeldingManual arc WeldingNo-load Voltage (V)8989Welding Voltage (V) ... *513*540Weight (Kg)7273 Famous Engine Driven Arc Welding Machine