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4BY2-150 4BY2-180

4BY2-150 4BY2-180
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MARINE DIESEL ENGINES 4BY2-150 / 4BY2-180 Series Configuration In line, 4-stroke cycle, water cooled diesel engine Maximum output at crankshaft * 110 kW @ 4000 rpm / 132 kW @ 4000 rpm (150 mhp @ 4000 rpm / 180 mhp @ 4000 rpm) Continuous rating output at crankshaft 85 kW ( 114 mhp) / 3600 rpm Displacement 1.995 L (122 cu in) Bore x stroke 84 mm x 90 mm (3.31 in x 3.54 in) Cylinders 4, Common Rail with vertical injectors Combustion system Direct injection Aspiration Wastegated, turbocharged with intercooler Starting system Electric starting 12 V - 2 kW Alternator 12 V - 150 A Cooling system Fresh water cooling with heat exchanger, and sea water cooled charge air cooler Lubrication system Totally enclosed, forced lubricating system with pump Can Bus According to NMEA 2000 protocol Direction of rotation (crankshaft) Counter clockwise viewed from flywheel side Dry weight without gear 258 kg (569 lbs) Environmental EU RCD, US EPA Tier2, BSO II & EMC + EPA/IMO Engine mounting Rubber type antivibration mounts NOTE: Fuel condition: Density at 15°C = 0.84 g/cm 3; 1kW = 1.3596 mhp = 1.3410 HP * Fuel temperature 40°C at the inlet of the fuel injection pump (ISO 8665) Technical data is according to ISO 8665 / 3046 Dimensions (For detailed line-drawings, please refer to our web-site: www.yanmarmarine.com or contact your supplier) Front view Right side view Ø1 02 mm 239.9 mm (9.4 in) 712.5 mm (28 in) 120.3 mm (4.7in) 239.9 mm (9.4 in) MAX. 80 mm (3.1 in) MIN. 110 mm (4.3 in) 8° 335.5 mm (13.2 in) 767mm (30.1 in) in) 472.5 mm (18.6 in) (4 431.5 mm (17 in) 298.2 mm (11.7 in) 456.5mm [17.9 in] 137.7 mm (5.4 in) 754.7 mm (29.7 in) 949.2 mm (37.3 in) 4BY2-150 / 4BY2-180 with gear KMH40A www.yanmarmarine.com

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(Output is according ISO 8665) Power Torque 80 40 40 Propellor power curve 20 0 0 1000 1500 2000 2500 3000 3500 4000 200 250 150 200 150 100 100 Fuel Consumption L/hr Maximum output at propeller shaft 60 10 35 Crankshaft Torque lb-ft 120 Maximum output at crankshaft 80 40 250 300 Crankshaft Torque Nm 100 Fuel Consumption 350 160 Output (crankshaft/propeller shaft) mhp Output (crankshaft/propeller shaft) kW 120 8 30 25 6 20 4 15 10 50 2 50 0 1000 Fuel Consumption gal/hr Performance Curves 5 0 0 1500 2000 2500 3000 3500 4000 1000 0 1500 -1 -1 2500 3000 3500 4000 -1 Crankshaft Speed min...

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