CERTIFIED: This diesel engine complies with or is certified to the following agencies requirements:IMO Tier II (Two) NOx requirements of International Maritime Organization (IMO), MARPOL 73/78 Annex VI, Regulation 13 China Marine Emission Regulation Stage II GB15097-2016
Cummins B5.9CMII205 202hp Propulsion Marine Engine Performance Data
General Engine Data
Engine Model ……….………………………………………..…………………………………B5.9CMII205
Rating Type …………………….……..…………………………………………………………Continuous Duty
Rated Engine Power …….…..……………………………..……………………..….…….kW [hp] 151 [202]
Rated Engine Speed ………………..….……………..………………………………….rpm 2200
Rated Power Production Tolerance ……….…..………………….………………………….±% 3
Rated Engine Torque …………………………..……….…………………………….Nꞏm [lbꞏft] 655 [482]
Peak Engine Torque @ 1500 rpm………………………..……………………….Nꞏm [lbꞏft] 761 [561]
Brake Mean Effective Pressure ..……….……….….…………………………..kPa [psi] 1397 [203]
Indicated Mean Effective Pressure……………..……………………………..kPa [psi] 1630 [236]
Maximum Allowable Engine Speed ..…….…….….….…………………………rpm 2440
Maximum Continuous Torque Capacity from Front of Crank Specifications
Maximum Torque Capacity from Front of Crank² ..…..…………..………….Nꞏm [lbꞏft] [N.A.]
Compression Ratio ….…….……………………………………………………………….……… 17.3:1
Piston Speed ……………………………………….….…………………………m/sec [ft/min] 8.8 [1732]
Firing Order ……..…………………….…………..………..…….……..……….1-5-3-6-2-4
Weight – Engine Only – Average …….……..….……..……………………..kg [lb] 543 [1197]
Weight – Engine With Heat Exchanger System – Average….……….…..…..kg [lb] 641 [1413]
Governor Settings
Default Droop Value…………………Refer to MAB 2.04.00-03/23/2006 for Droop explanation 7%
Maximum Droop Allowed………………………………………………………
High Speed Governor Break Point………………………………………………………..rpm 2280
Minimum Idle Speed Setting ……….…….…….….……………………..………rpm 750
Normal Idle Speed Variation .…………………………………….….………….………±rpm 50
High Idle Speed Range Minimum ……………………………………..………….……rpm 2280
Maximum …………………………………………………………………….…………….……rpm 2400
Noise and Vibration
1 m sound pressure level – GB/T1859 ………………………………………………… < 93 dB
Lubrication System¹
Max. Allowable Oil Temperature (Sump) ………………………………………°C [°F] 124 [255]
Oil Pan Capacity (OP9314)
Low/High…………………………………………………………………………… l/l 12.3 14.2
Min. Oil Pressure at idle speed……………………………………………..kPa [psi] 69 [10]
Maximum Operational Angularity of Oil Pan …………………………… degree 40
Fuel System¹
Fuel Consumption at Rated Speed ………..………..………………….l/hr [gal/hr] 40.5 [10.7]
Approximate Fuel Flow to Pump ..…..…..……..….…….………….….l/hr [gal/hr] 90 [23.8]
Maximum Allowable Fuel Supply to Pump Temperature ..…..…..………………°C [°F] 80 [176]
Approximate Fuel Flow Return to Tank .….……..……………….……….l/hr [gal/hr] 22.0 [5.8]
Maximum Allowable Restriction to Fuel Pump
Clean Filter ………………………………………………………………………………….. kPa [psi] 16 [2.3]
Dirty Filter ……………………………………………………………………………………. kPa [psi] 30 [4.4]
Air System¹
Intake Manifold Pressure ..….……..………………….…………..….………………kPa [in Hg] 162 [48]
Intake Air Flow .………..….………….…….…………………….……..…………..…l/sec [cfm] 183 [388]
Heat Rejection to Ambient5 ….…..………..……..…………………..kW [Btu/min] 17 [980]
Exhaust System¹
Exhaust Gas Flow …….……..…………………………………..…………….l/sec [cfm] 491 [1,040]
Exhaust Gas Temperature (Turbine Out) ……………………………..……°C [°F] 559 [1,038]
Max. Exhaust Pressure ………………….……….………………………….kPa [in Hg] 10 [3]
Emissions (in accordance with ISO 8178 Cycle E3)
NOx (Oxides of Nitrogen) …….………………………………………g/kwꞏhr [g/hpꞏhr] 5.05 [3.77]
HC (Hydrocarbons) …….……………………………….………..………..g/kwꞏhr [g/hpꞏhr] 0.25 [0.19]
CO (Carbon Monoxide) ……….………..…………………………………g/kwꞏhr [g/hpꞏhr] 1.50 [1.12]
PM (Particulate Matter) ………………………………………………..g/kwꞏhr [g/hpꞏhr] 0.12 [0.09]
Cooling System¹
Sea Water Pump flow4 ( Discharge Restriction Pressure 40 kPa )…….………..m3/hr 11.4
Pressure Cap Rating (With Heat Exchanger Option) ……………….……..…..…..kPa [psi] 48 [7]
Max. Pressure Drop Across Any External Cooling System Circuit ……………..kPa [psi] 34 [5]
Jacket Water Aftercooled Engine (JWAC)
Coolant Flow to Engine Heat Exchanger ………….……………….l/min [gal/min] 164 [43.4]
Standard Thermostat Operating Range (Start to Open) …….…….……°C [°F] 71 [160]
Standard Thermostat Operating Range (Full Open) ………..…………….°C [°F] 83 [182]
Heat Rejection to Engine Coolant³ …………….…………..kW [Btu/min] 92 [5225]
Coolant Capacity
Engine Only……………………………………………………..l [gal] 9 [2.4]
Electrical and Start System
Voltage…………………………………………………………………..………..V 24
Cold Soak at -18°C (0°F) -Cold Cranking Amperes Rating ……………………….CCA 600
Maximum Allowable Resistance of Starting Circuit …………………….……Ohms 2
Min. start temperature without cold starting aid …………………..……°C [°F] -12 [-10]