CCEC QSK38-G5-B Generator Engines
| Engine Model | QSK38-G5-B |
| Standby Power | 1715 HP (1279 kW) at 1800 RPM |
| Prime Power | 1425 HP (1063 kW) at 1800 RPM |
| Compression Ratio | 15.0 : 1 |
| Type | 4 Cycle; 12 Cylinder |
| Fuel System | CMS MCRS |
| Aspiration | Turbocharged & Aftercooled |
| Emission Standard | Euro II |
| Displacement | 38L |
| Bore * Stroke | 159 mm * 159 mm |
| Packing Size (L * W * H) | 2220 mm * 1507 mm * 1846 mm |
General Infomation of CCEC QSK38-G5-B Generator Engines
| General Infomation of CCEC QSK38-G5-B Generator Engine | |||
| Engine Model | QSK38-G5-B | Configuration | D233042GX03 |
| Performance Curve | FR 6797 | CPL | 3573 |
| Type | Four Cycle; Vee; 12 Cylinder | Aspiration | Turbocharged and Aftercooled |
| Stroke * Bore | 159 mm * 159 mm / 6.25 in * 6.25 in | Displacement | 2301 in3 / 37.7 L |
| Compression Ratio | 15 : 1 | No. of Cylinders | 6 |
| Installation Diagram Number | 4954124 | Revision | 41876 |
| Fuel System | CMS MCRS | Emissions | U.S. EPA Tier 2 |
| Prime Power & Engine Speed | 1425 HP (1063 kW) at 1800 RPM | Continuous Power & Engine Speed | 1195 HP (891 kW) at 1800 RPM |
| Standby Power & Engine Speed | 1715 HP (1279 kW) at 1800 RPM | ||
| Installation Data of CCEC QSK38-G5-B Generator Engine | |||
| Maximum Bending Moment at Rear Face of Block | 4500 lb.ft / 6101 N.m | Maximum Static Loading at Rear Main Bearing | 2000 lb / 907 kg |
| Moment of Inertia of Rotating Components – with FW 6074 Flywheel | 93 inlbfsec2 / 10.4 kg.m2 | Moment of Inertia of Rotating Components – with FW 6077 Flywheel | 184 lbm.ft2 / 20.8 kg.m2 |
| Center of Gravity from Rear Face of Block | 31.54 in / 801 mm | Center of Gravity Above Crankshaft Centerline | 6.8 in / 173 mm |
| Exhaust Noise at 1 m Horizontally from Centerline of Exhaust Pipe Outlet Upwards at 45°;1800 RPM | 96.3 dBA | Steady State Stability Band at Any Constant Load | +/- 0.25 % |
| Excludes Exhaust Noise; at Rated Load and7.5 m (24.6 ft); 1800 RPM | 99.4 dBA | ||
Engine Performance Data CCEC QSK38-G5-B Generator Engines
| Performance Data of CCEC QSK38-G5-B Generator Engine | |||||
| PRIME POWER | STANDBY | PRIME POWER | STANDBY | ||
| Frequency | 60 Hz | 60 Hz | Exhaust Gas Temperature | 708 °F / 376 °C | 750 °F / 400 °C |
| Governed Engine Speed | 1800 RPM | 1800 RPM | Exhaust Gas Flow | 8154 cfm / 3849 L/s | 9136 cfm / 4312 L/s |
| Engine Idle Speed | 700 – 900 RPM | 700 – 900 RPM | Air to Fuel Ratio (air : fuel) | 33.3 : 1 | 30.9 : 1 |
| Gross Engine Power Output | 1425 HP / 1063 kW | 1715 HP / 1279 kW | Radiated Heat to Ambient | 5964 BTU/min / 105 kW | 7204 BTU/min / 127 kW |
| Brake Mean Effective Pressure | 316 psi / 2179 kPa | 328 psi / 2262 kPa | Heat Rejection to Jacket Coolant | 21804 BTU/min / 384 kW | 25783 BTU/min / 453 kW |
| Piston Speed | 1562 ft/min / 7.9 m/s | 1562 ft/min / 7.9 m/s | Heat Rejection to Exhaust | 41725 BTU/min / 734 kW | 50176 BTU/min / 882 kW |
| Friction Horsepower | 115 HP / 86 kW | 115 HP / 86 kW | Heat Rejected to Fuel | 414 BTU/min / 8 kW | 414 BTU/min / 8 kW |
| Intake Air Flow | 3797 cfm / 1793 L/s | 4259 cfm / 2010 L/s | Heat Rejection to Aftercooler Coolant | 18753 BTU/min / 330 kW | 23777 BTU/min / 418 kW |
| Engine Water Flow at Stated Friction Head External to Engine (4 psi Friction Head) | 274 gpm / 1037 L/min | 274 gpm / 1037 L/min | Aftercooler Water Flow at Stated Friction Head External to Engine(2 psi Friction Head) | 168 gpm / 636 L/min | 168 gpm / 636 L/min |
| Engine Water Flow at Stated Friction Head External to Engine ( Maximum Friction Head ) | 209 gpm / 791 L/min | 209 gpm / 791 L/min | Aftercooler Water Flow at Stated Friction Head External to Engine(Maximum Friction Head) | 150 gpm / 568 L/min | 150 gpm / 568 L/min |
System Technical Data of CCEC QSK38-G5-B Generator Engines
| System Technical Data of CCEC QSK38-G5-B Generator Engine | ||
| Exhaust System | Maximum back pressure at Standby Power | 2 in Hg / 7 kPa |
| Air Induction System | Maximum Intake Air Restriction – with Dirty Filter Element | 25 in H2O / 6.2 kPa |
| Maximum Intake Air Restriction – with Normal Duty Air Cleaner and Clean Filter Element | 15 in H2O / 3.7 kPa | |
| Cooling System | Jacket Water Circuit Requirements | |
| Coolant Capacity — Engine | 112 quarts / 106 L | |
| Coolant Capacity — Aftercoolers | 24 quarts / 22.7 L | |
| Minimum Pressure Cap Rating at Sea Level | 11 psi / 76 kPa | |
| Maximum Static Head of Coolant Above Engine Crank Centerline | 60 ft. / 18.3 m | |
| Maximum Coolant Temperature (Max Top Tank Temp) for Standby/Prime Power | 220/212 deg F / 104/100 deg C | |
| Thermostat (Modulating) Range | 180 – 202 deg F / 82 – 94 deg C | |
| Maximum coolant friction head external to engine – 1800 RPM | 10 psi / 68.9 kPa | |
| Aftercooler Circuit Requirements | ||
| Maximum Coolant Friction Head External to Engine – 1800 RPM | 10 psi / 68.9 kPa | |
| Maximum Coolant Temperature into Aftercooler @ 77 °F (25 °C) Ambient | 120 °F / 49 °C | |
| Maximum Coolant Temperature into Aftercooler @ Limiting Ambient Conditions for Standby/Prime power | 160/150 °F / 71/66 °C | |
| Thermostat (Modulating) Range | 115 – 135 °F / 46 – 57 °C | |
| Lubrication System | Oil Pressure @ Minimum Idle Speed | 20 PSI / 138 kPa |
| Oil Pressure @ Governed Speed | 50 – 70 PSI / 344.7 – 482.6 kPa | |
| Maximum Oil Temperature | 248 °F / 120 °C | |
| Oil Capacity with OP 6125 Oil Pan : Low – High | 37 – 44 gal / 140.1 – 166.6 L | |
| Total System Capacity (Including Combo Filter) | 45 gal / 170.3 L | |
| Fuel System | Type Injection System | CMS MCRS |
| Maximum return fuel flow | 94 gal/hr / 356 L/hr | |
| Maximum supply fuel flow | 159 gal/hr / 602 L/hr | |
| Maximum fuel inlet temperature | 160 deg F / 71 deg C | |
| Maximum fuel supply restriction at fuel pump inlet – with dirty fuel filter element(s) at maximum fuel flow | 10 in-Hg / 34 kPa | |
| Maximum fuel supply restriction at fuel pump inlet – with clean fuel filter element(s) at maximum fuel flow | 5 in-Hg / 16.9 kPa | |
| Electrical System | System Voltage | 24 volt |
| Maximum Starting Circuit Resistence | 0.002 ohm | |
| Minimum Recommended Battery Capacity – cold soak at 10 deg C (50 deg F) and above | 1800 0 °F CCA | |
| Minimum Recommended Battery Capacity – cold soak at 0 to 10 deg C (32 to 50 deg F) | 1800 0 °F CCA | |
| Minimum Recommended Battery Capacity – cold soak at -18 to 0 deg C (0 to 32 deg F) | 1800 0 °F CCA | |
CCEC QSK38-G5-B Generator Engines Product Advantages
Outstanding Performance
Equipped with the world-leading high-pressure common rail fuel system and fully electronic control modules, the engine achieves exceptional power and transient response through ultra-high fuel injection pressure, optimized vortex and harmonic intake ports, and Cummins’ proprietary high-pressure-ratio efficient turbocharger. It demonstrates enhanced adaptability to altitude, temperature, and load variations.
Features high torque, robust power, rapid transient response, and superior fuel efficiency.
Excellent Durability
The cylinder block and cylinder head are designed with high-strength integration to minimize failure rates, ensuring long-lasting reliability and an outstanding reputation.
The pre-lubrication system, Centriguard centrifugal filter, CENTINEL continuous oil renewal system, and dual-stage Fleetguard combination oil filter extend maintenance intervals while reducing startup failure rates.
High Reliability
Modular integration, compact structure, low failure rates, reduced vibration, and low noise. The engine maintains optimal performance across varying altitudes and load conditions.
Emission Compliance
An optimized combustion chamber design enables the engine to achieve exceptional emission levels without requiring aftertreatment systems. It has been certified under China’s National Stage III Emission Standard for non-road applications.
Convenient Maintenance
The INSITE engine monitoring and diagnostics software, based on the Windows operating system, offers a user-friendly interface and flexibility for rapid fault diagnosis.
A modular design with compact, block-based integration ensures easy disassembly and component reuse. Shared components across the platform enhance parts commonality.
Six-cylinder single-head integrated design with modularized structure ensures compactness. Components are detachable and highly reusable.
