Rated power: 12kva-60kva Engine: chinese brand Alternator: chinese brand Diesel engine: four stroke, water cooling, dierect spraying, 1500/1800rpm, the closed-end circular cooling with fan. The ac generator:: phases:3 phases and 4 wires The rated voltage::400/230v(adjustable) The rated frequency:50hz/60hz(adjustable) The rated factor:0.8(lagging) Excitation:brushless insulation class:h Protection:ip22 voltage adjustment: avr Standard export package