CCEC K38–DM821 Marine Engine
| Engine Model | K38–DM821 |
| Advertised Power | 821 kW (1100 HP) @ 1800 RPM |
| Compression Ratio | 14.5 : 1 |
| Type | 4 Cycle; 12 Cylinder |
| Fuel System | PT |
| Aspiration | Turbocharged / LTA |
| Emission Standard | Euro II |
| Displacement | 38L |
| Bore * Stroke | 159 mm * 159 mm |
| Packing Size (L * W * H) | 2210 mm * 1320 mm * 1651 mm |
General Infomation of CCEC K38–DM821 Marine Engine
| General Information of CCEC K38 – DM821 Marine Auxiliary Engine | |||||
| Engine Model | K38 – DM821 | Configuration | D233038MX02 | ||
| Curve No. | FR695 | CPL Code | 3764 | ||
| Displacement | 2300 in3 / 37.5 L | Bore * Stroke | 159 mm * 159 mm / 6.25 in * 6.25 in | ||
| Fuel System | Direct Injection CMI PT | Cylinders | 12 | ||
| Prime Power | 821 kW (1100 HP) @ 1800 RPM | Aspiration | Turbocharged / LTA | ||
| Rating Type | Prime Power | Overload | Rating Type | Prime Power | Overload |
| Rated Engine Power | 1100 HP / 821 kW | 1210 HP / 903 kW | Rated HP Production Tolerance | ± 3 % | N / A |
| Rated Engine Torque | 3210 lb.ft / 4352 N.m | 3531 lb.ft / 4787 N.m | Governed Engine Speed | 1800 RPM | N / A |
| Brake Mean Effective Pressure | 210 PSI / 1448 kPa | 232 PSI / 1600 kPa | Idle Speed Range | 725 – 775 RPM | N / A |
| Piston Speed | 1875 ft/min / 9.5 m/sec | N / A | Compression Ratio | 13.9 : 1 | N / A |
| Friction Power | 170 HP / 127 kW | N / A | Piston Speed | 1R-6L-5R-2L-3R-4L-6R-1L-2R-5L4R-3L | N / A |
| Steady State Stability Band at Constant Load | 0.25 % | N / A | Weight Dry – Engine Only | 4301 kg / 9482 lb | N / A |
| Weight Dry – Engine With Heat Exchanger | 4501 kg / 9923 lb | N / A | |||
Scopes of Supply CCEC K38–DM821 Marine Engine
| Scopes of Supply of CCEC K38 – DM821 Marine Auxiliary Engine | |||
| Exhaust System | 1. Silencer | Lubricating System | 1. Oil Pump |
| 2. Bellows | 2. Oil Filter | ||
| Fuel System | 1. Fuel Pump | Starting System | 1. Starter Motor |
| 2. Oil Cut Solenoid Valve | 2. Fywheel Housing | ||
| 3. Fuel Filter | 3. Flywheel | ||
| Charging System | 1. Alternator | Control System | 1.Stadnby Control Panel |
| Cooling System | 1. Seawater Pump | ||
| 2. Heat Exchanger | |||
System Technical Data of CCEC K38–DM821 Marine Engine
| System Technical Data of CCEC K38 – DM821 Marine Auxiliary Engine | |||
| Fuel System | Prime Power | Overload | |
| Approximate Fuel Flow to Pump | 104 GAL/hr / 394 L/hr | 113 GAL/hr / 428 L/hr | |
| Maximum Allowable Fuel Supply to Pump Temperature | 140 °F / 60 °C | 140 °F / 60 °C | |
| Approximate Fuel Flow Return to Tank | 52 Gal/ hr / 197 L/ hr | 56 Gal/ hr / 212 L/ hr | |
| Fuel Rail Pressure | 102 PSI / 703 kPa | 119 PSI / 820 kPa | |
| Average Fuel Consumption- Emissions ISO 8178 D2 Test Cycle | 30.6 Gal/ hr / 115.9 L/ hr | N / A | |
| Air System | Prime Power | Overload | |
| Intake Manifold Pressure | 50 in. Hg / 1270 mm Hg | 54 in. Hg / 1372 mm Hg | |
| Intake Air Flow | 2590 CFM / 1222 L/sec | 2730 CFM / 1288 L/sec | |
| Heat Rejection to Ambient | 6350 BTU/min / 112 kW | 6360 BTU/min / 112 kW | |
| Exhaust System | Prime Power | Overload | |
| Exhaust Gas Flow | 5715 CFM / 2697 L/sec | 6000 CFM / 2832 L/sec | |
| Exhaust Gas Temperature (Turbine Out) | 860 °F / 460 °C | 883 °F / 473 °C | |
| Exhaust Gas Temperature (Manifold) | 1232 °F / 667 °C | 1268 °F / 687 °C | |
| Heat Rejection to Exhaust | 37620 BTU/min / 661 kW | 40260 BTU/min / 707 kW | |
| Emissions (in accordance with ISO 8178 Cycle D2) | |||
| NOx (Oxides of Nitrogen) | 5.22 g/kW·hr / 3.89 g/BHP·hr | N / A | |
| Cooling System | Prime Power | Overload | |
| Sea Water Pump Specifications | MAB 0.08.17 – 07 / 16 / 2001 | N / A | |
| Pressure Cap Rating (With Heat Exchanger Option) | 15 PSI / 103 kPa | N / A | |
| Main Engine Circuit | |||
| Coolant Flow to Engine Heat Exchanger (with open thermostat) | 295 GAL/min / 1117 L/min | N / A | |
| Standard Thermostat Operating Range (Start to Open) | 180 °F / 82 °C | N / A | |
| Standard Thermostat Operating Range (Full Open) | 202 °F / 95 °C | N / A | |
| Heat Rejection to Engine Coolant3 | 353 kW / 20090 Btu/min | 380 kW / 21655 Btu/min | |
| Aftercooler (LTA) Circuit | |||
| Coolant Flow to LTA Cooler (with open thermostat) | 76 GAL/min / 288 L/min | N / A | |
| LTA Thermostat Operating Range (Start to Open) | 150 °F / 66 °C | N / A | |
| LTA Thermostat Operating Range (Full Open) | 170 °F / 77 °C | N / A | |
| Heat Rejection to Engine Coolant3 | 131 kW / 7436 Btu/min | 148 kW / 8410 Btu/min | |
| Maximum Coolant Inlet Temperature from LTA Cooler | 145 °F / 63 °C | N / A | |
CCEC K38–DM821 Marine Engine Product Advantages
Excellent Durability
The cylinder block and head adopt high-strength integrated design, reducing failure rates. Durable and has earned an excellent reputation.
Outstanding Performance
Equipped with an advanced PT fuel system and ultra-high injection pressure, it features unique advantages such as overspeed protection, low-pressure fuel supply, fewer pipelines, and low failure rates. This ensures optimal fuel atomization and efficient combustion, delivering high energy-saving performance. The STC oil timing control valve precisely adjusts timing, improving combustion and reducing smoke emissions during low-idle conditions.
Exhaust System
Chongqing Cummins marine engines are designed with a rational exhaust system. The wet turbocharger and water-cooled exhaust pipes effectively reduce surface temperatures, complying with SOLAS safety regulations.
Easy Maintenance
Modular design with compact and integrated components. Parts are detachable with high reusability. Shared platform design ensures high parts commonality.
Emission Compliance
Compliant with IMO Tier II emission standards. Features a marine-optimized turbocharger and intercooler from Chongqing Cummins, paired with low-temperature intercooling technology. This enhances operational efficiency, reduces fuel consumption and emissions, and improves engine reliability.
Classification Society Certifications
Certified by multiple international classification societies, including CCS and BV.
