Brief Introduction: Cummins engine and world famous brand of alternators, very good quality and lower price. Specification: 1) Four stroke water cooled diesel engine 2) Alternator: Leroy Somer/ Stamford (brushless and self-exciting) 3) Power Range:21-46KW 4) Output mode: Three phase four wire; Output Voltage: 110/220V , 220/380V, 230/400 V 5) Frenquency: 50HZ/60HZ; Power factor: 0.8; 6) Steady State Voltage regulation:±1%; Insulation class: H; Protection:IP23 7) 12 hours running basefuel tank 8) Control Panel: Key Start / Key& Auto Start / Auto Start / AMF / Emergency Stop button 9) Accessories: Battery, Battery cable, flexible bellows& flanges, industrial exhaust silencer, tool kit, etc