CUMMINS series water cooled diesel Generating sets Rated power: 36KW to 1000KW Enging: CUMMINS Alternator: Leroy Somer / Stamford / Marathon/LWG Brushless 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(adjustable) The rated factor: 0.8(lagging) Excitation: Brushless Insulation class: H Protection: IP22 or IP23 Voltage adjustment: AVR