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Cummins QSK50-M1700(3.0) Diesel Engine for Marine

CUMMINS QSK50-M1700(3.0) Diesel Engine for Marine from China
QSK50-M1700(3.0) Diesel Engine for Marine


General of QSK50-M1700(3.0) Diesel Engine for Marine

Engine Model QSK50-M1700(3.0)
Displacement 50.3L
Cylinder 16
Configuration V-16 cylinder, 4 stroke diesel
Bore*Stroke 159*159mm
Fuel System MCRS with C3.0 Injectors
Weight(Dry)-Engine Only-Average 6615kg [14584lb]
Weight(Dry)-Engine with Heat Exchanger System-Average 6946kg [15313lb]
Compression Ratio 15:1
Piston Speed 9.5m/sec [1875ft/min]
Firing Order 2-1-6-5-4-3-10-7-16-15-12-11-14-13-8-9
Rating Type Continuous Duty
Aspiration Turbocharged/LTA

Performance Data of QSK50-M1700(3.0) Diesel Engine for Marine

Rated Engine Power 1268kW [1700hp]
Rated Engine Speed 1800rpm
Rated Power Production Tolerance ±3%
Rated Engine Torque 6725N.m [4960lb.ft]
Peak Engine Torque @ 1400rpm 7195N.m [5307lb.ft]
Break Mean Effective Pressure 1681kPa [244psi]
Indicated Mean Effective Pressure N.A [M.A]
Maximum Allowable Engine Speed 2375rpm
Intermittent(<1500hrs/Year) Torque Capacity front of Crank 6329N.m [4668lb.ft]
Front of Crank with SAE#0 Flywheel 3426N.m [2527lb.ft]
Front of Crank with SAE#00 Flywheel 2983N.m [2200lb.ft]
Default Droop Value                                                       (Refer to MAB 2.04.00-03/23/2006 for Droop explanation) 16%
Minumum-Maxumum Droop Allowed 0%-16%
High Speed Governor Break Point 1900rpm
Minimum Idle Speed Setting 550rpm
Normal Idle Speed Variation ±10rpm
High Idle Speed Rang Minimum-Maximum 1900-2204rpm
Avg. Fuel Consumption - ISO 8178 E3 Standard Test Cycle 227.9l/hr [60.2gal/hr]
Fuel Consumption at Rated Speed 322.2l/hr [85.1gal/hr]
Approximate Fuel Flow to Pump 616.5l/hr [162.9gal/hr]
Maximum Allowable Fuel Supply to Pump Temperature 60.0°C [140℉]
Approximate Fuel Flow Return to Tank 294.4l/hr [77.8gal/hr]
Approximate Fuel Return to Tank Temperature 45.3°C [113℉]
Maximum Heat Rejection to Drain Fuel 0.8kW [45Btu/min]
INSITE Reading 130020kPa [18,858psi]
Intake Manifold Pressure 230kPa [68in Hg]
Intake Air Flow 2084l/sec [4414cfm]
Heat Rejection to Ambient 63kW [3587Btu/min]
Exhaust Gas Flow 4119l/sec [8727cfm]
Exhaust Gas Temperature (Turbine Out) 325°C [617℉]
Exhaust Gas Temperature (Manifold) 510°C [950℉]
Sea Water Pump Specifications MAB 0.08.17-07/16/2001
Pressure Cap Rating (With Heat Exchanger Option) 103kPa [15psi]
Max. Pressure Drop Across Any External Cooling System Circuit 34kPa [5psi]
Coolant Flow to Main Cooler (with blocked open thermostat) 1200l/min [317gal/min]
Standard Thermostat Operating Rang   Start to open-Full open 82°C [180℉]—95°C [202℉]
Heat Rejection to Engine Coolant 752kW [42,815Btu/min]
Coolant Flow to LTA Cooler (with blocked open thermostat) 598l/min [158gal/min]
LTA Thermostat Operating Rang   Start to open-Full open 46°C [115℉]—57°C [135℉]
Heat Rejection to Engine Coolant 363kW [20,676Btu/min]
Maximum Coolant Inlet Temperature from LTA Cooler 49°C [120℉]


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Quick search: QSK50 Series engine [ QSK50-M1600(2.2)  QSK50-M1700(2.2)  QSK50-M1800(1800RPM)(2.2)  QSK50-M1800(1900RPM)(2.2)  QSK50-M1600(3.0)  QSK50-M1800(1800RPM)(3.0)  QSK50-M1800(1900RPM)(3.0) ] for marine.