Parameters: 1) Rated voltage: 400 / 230V 2) Rated frequency: 50Hz 3) Mode of connection: 3-phase-4-line 4) Rated power factor: 0.8 (lagging) 5) Wave distortion: <10% 6) Power supply voltage: 24V 7) Volt fluctuation: <0.5% 8) Voltage / frequency fluctuation: ≤1 / 0.5% Features: 1) Engine: a) Perkins engines adopted b) Multi-cylinder in-line or vee engine, 4-stroke, direct injection c) Naturally aspirated, turbocharged, water cooled or turbocharged with an air intercooler d) 1000,1300,2300,4000 series mechanical governors or other electronic governors e) PT fuel injection pump f) Electric motor starting system g) Forged steel crankshaft, cast iron cylinder and replaceable wet type cylinder liner h) Low discharge, and low fuel consumption i) Install conveniently and maintain easily 2) Alternator: a) Brushless, self-excited, 4-pole, single bearing b) AVR self-regulated, voltage regulation rate ≤?% c) IP21 protection grade d) Class H insulation e) Radio interference restraining accords with the stipulation of VDE0875-N and ISO8528 f) Moistureproof, sand-proof, dustproof, salt-proof and vibration-proof