Engine Fuel consump.opt. Emission opt. Manufacturer mtu mtu Model 12V2000G26F 12V2000G26F Type 4-cycle 4-cycle Arrangement 12V 12V Displacement: l 26.8 26.8 Bore: mm 135 135 Stroke: mm 156 156 Compression ratio 17.5 17.5 Rated speed: rpm 1500 1500 Engine governor ADEC (ECU 9) ADEC (ECU 9) Speed regulation ± 0.25% ± 0.25% Max power: kWm 709 709 Mean effective pressure: bar 21.2 21.2 Air cleaner dry dry Fuel system Maximum fuel lift: m 5 5 Total fuel flow: l/min 30 30 Fuel consumption At 100% of power rating: l/hr g/kWh 162/190 167/196 At 75% of power rating: l/hr g/kWh 124/193 127/199 At 50% of power rating: l/hr g/kWh 87/204 90/211 Lube oil system Total oil system capacity: l 80 80 Max. lube oil temp. (alarm): °C 103 103 Max. lube oil temp. (shutdown): °C 105 105 Min. lube oil pressure (alarm): bar 4.5 4.5 Min. lube oil pressure (shutdown): bar 4 4 Combustion air requirements Combustion air volume: m3/s 0.79 0.91 Max. air intake restriction: mbar 40 40 Cooling/radiator system Fuel consump. opt. Emission opt. 2) Coolant flow rate (HT circuit): m3/hr 31.6 31.6 Heat rejection to coolant: kW 290 280 Heat radiated to charge air cooling: kW 120 150 Heat radiated to ambient: kW 35 35 Fan power for mech. radiator (40°C): 34 34 Fan power for mech. radiator (50°C): 51.1 51.1 Air flow required for mech. radiator (40°C) cooled unit: m3 /min 969 969 Air flow required for mech. radiator (50°C) cooled unit: m3 /min 1328 1328 Engine coolant capacity (without cooling equipment): l 63 63 Radiator coolant capacity (40°C): l 59 59 Radiator coolant capacity (50°C): l 140 140 Max. coolant temperature (warning): °C 102 102 Max. coolant temperature (shutdown): °C 105 105 Exhaust system Exhaust gas temp. (after turbocharger): °C 540 505 Exhaust gas volume: m³/s 2.2 2.4 Maximum allowable back pressure: mbar 50 50 Minimum allowable back pressure: mbar 30 30 Generator Protection class IP23 IP23 Insulation class H H Voltage regulation (steady state) ± 0.25% ± 0.25% Rado interference class N N