Prime power: 40 kva / 32 kw standby power: 44 kva / 35 kw engine brand: ricardo engine model: k4100zd / r4100d (4-cylinder, 4-stroke, direct injection) engine speed: 1500 rpm alternator: stamford type (100% copper brushless, avr controlled) output voltage: 400v / 230v (3 phase, 4-wire) frequency: 50 hz fuel type: diesel fuel consumption: ~3.6 - 4.5 liters/hour (at normal load) controller: smartgen / mebay digital auto control module type: silent / soundproof canopy (canopy & open options available) starting method: electric start (12v dc) / automatic transfer switch (ats compatible) origin: engine/genset – china