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Cummins QSK38-M1200(3.0) Diesel Engine for Marine
QSK38-M1200(3.0) Diesel Engine for Marine
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General of QSK38-M1200 Diesel Engine for Marine |
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| Engine Model | QSK38-M1200(3.0) |
| Displacement | 37.9L |
| Cylinder | 12 |
| Configuration | V-12 cylinder, 4 stroke diesel |
| Bore*Stroke | 159*159mm |
| Fuel System | MCRS with C3.0 Injectors |
| Weight(Dry)-Engine Only-Average | 5205kg [11475lb] |
| Weight(Dry)-Engine with Heat Exchanger System-Average | 5450kg [12015lb] |
| Compression Ratio | 15:1 |
| Piston Speed | 9.5m/sec [1878ft/min] |
| Firing Order | 2-11-10-3-6-7-12-1-4-9-8-5 |
| Rating Type | Continuous Duty |
| Aspiration | Turbocharged/Low Tempreature Aftercooled |
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Performance Data of QSK38-M1200 Diesel Engine for Marine |
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| Rated Engine Power | 895kW [1200hp] |
| Rated Engine Speed | 1800rpm |
| Rated Power Production Tolerance | -3%/+5% |
| Rated Engine Torque | 4747N.m [3501lb.ft] |
| Peak Engine Torque @ 1400rpm | 5553N.m [4096lb.ft] |
| Break Mean Effective Pressure | 1575kPa [228psi] |
| Indicated Mean Effective Pressure | 1837kPa [266psi] |
| Maximum Allowable Engine Speed | 2400rpm |
| Maximum Torque Capacity from Front of Crank | 3164N.m [2334lb.ft] |
| Default Droop Value (Refer to MAB 2.04.00-03/23/2006 for Droop explanation) | 5% |
| 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 | 1900-1995rpm |
| Avg. Fuel Consumption - ISO 8178 E3 Standard Test Cycle | 165.5l/hr [43.7gal/hr] |
| Fuel Consumption at Rated Speed | 229.1l/hr [60.5gal/hr] |
| Approximate Fuel Flow to Pump | 548.9l/hr [145.0gal/hr] |
| Maximum Allowable Fuel Supply to Pump Temperature | 60.0°C [140℉] |
| Approximate Fuel Flow Return to Tank | 319.8l/hr [84.5gal/hr] |
| Approximate Fuel Return to Tank Temperature | 44.5°C [112℉] |
| Maximum Heat Rejection to Drain Fuel | 0.7kW [41Btu/min] |
| Intake Manifold Pressure | 203kPa [60in Hg] |
| Intake Air Flow | 1504l/sec [3187cfm] |
| Heat Rejection to Ambient | 36kW [2037Btu/min] |
| Exhaust Gas Flow | 2949l/sec [6249cfm] |
| Exhaust Gas Temperature (Turbine Out) | 332°C [630℉] |
| Exhaust Gas Temperature (Manifold) | 491°C [915℉] |
| Sea Water Pump Specifications | MAB 0.08.17-07/16/2001 |
| Pressure Cap Rating (With Heat Exchanger Option) | 103kPa [15psi] |
| Coolant Flow to Main Cooler (with blocked open thermostat) | 1128l/min [298gal/min] |
| Standard Thermostat Operating Rang Start to open-Full open | 82°C [180℉]—95°C [202℉] |
| Heat Rejection to Engine Coolant | 520kW [29586Btu/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 | 223kW [12,675Btu/min] |
| Maximum Coolant Inlet Temperature from LTA Cooler | 49°C [120℉] |
Welcome to contact us for more information of QSK38-M1200(3.0) Diesel Engine for Marine.
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