QSK50-P2500 Pump Engine
CCEC QSK50-P2500 (1900 RPM) Pump Engine is V type 16-cylinder, 50.3 liters four-strokes engine with 159 mm (6.25 in) bore and 159 mm (6.25 in) stroke.
QSK50-P2500 Pump Engine equipped with CCEC Modular Common Rail Fuel System, comes with turbocharger and Water-Air intercooler, with a EURO II post-processor. The Advertised power at 1900 RPM of CCEC QSK50-P2500 Pump Engine is 2500 HP (1864 kW). The maximum torque of the engine at 1500 RPM is 9601 N.m.
As part of EMAC, ConeMac provides pump power pack solution that integrated with air intake, air exhaust, cooling system, control system, transmission and hydraulic accessories, We also supplying special products such as explosion proof engine, generator and water pump set, as well as ultra-low temperature condition engine power pack.
We provide full life cycle services for all customers, from design to power system supply, from installation to commissioning, from after-sales service training to spare parts supply, from trouble shooting to overhaul technical support.
Advantages of CCEC QSK50-P2500 Pump Engine
Lower oil consumption, Extended stroke, the expansion of the combustion gas more fully, Increase effective efficiency output, the economy is better.
Strong power, advanced 4 air valves structure, greater horsepower, air burning more thoroughly, while making low speed torque increase, quicken response speedily, climb strongly.
Excellent reliability, with compulsive cold cut articulated pistons, Can bear extreme high mechanical load and heat load, Strength can be comparable with heavy engine.
Better emissions, Decorate injector and symmetrical combustion chamber in center, make the cylinder is more homogeneous mixture, burning more fully, lower emissions.
Super life, 30 % engines 800,000 km without overhaul.
Excellence power, Clean burning, use the advanced lean-burn closed loop electronic control system.
Excellent cold start performance, equipped with air suction electric preheater and 7.8 kW power starter, completely improve the cold start performance of the engine. Through the arctic village-MoHe of China -36 °C extreme low temperature validation.
Technical Specifications
Basic Introduction of CCEC QSK50-P2500 Pump Engine
Engine Model: | QSK50-P2500 |
Engine Type: | V-16 Cylinder 4-Stroke 4-Valve |
Displacement: | 50.3 L |
Rated Speed: | 1900 RPM |
Rated Power / Speed: | 1864 kW @ 1900 RPM |
Aspiration Method: | Turbocharged & Water-Air Intercooler |
Emission Standard: | U.S. EPA Tier 2 |
Bore * Stroke: | 159 mm * 159 mm |
Packing Size (L * W * H): | 2857 mm * 1415 mm * 1766 mm |
Wet Weight: | 6373 kg |
Lead Time: | 15-30 Working Days |
Payment Terms: | T/T ,L/C |
Engine Model | Advertised power | Peak Torque | Curve & Datasheet | Compression Ratio | Fuel System |
QSK50-P1400 | 1044 kW @ 1800 RPM | 4705 lb-ft (6379 N-m) @ 1300 RPM | FR 6795 | 15.0 : 1 | Cummins MCRS |
QSK50-P1500 | 1118 kW @ 1800 RPM | 4846 lb-ft (6570 N-m) @ 1400 RPM | FR 6790 | 15.0 : 1 | Cummins MCRS |
QSK50-P1600 | 1193 kW @ 1800 RPM | 5041 lb-ft (6835 N-m) @ 1500 RPM | FR 6782 | 15.0 : 1 | Cummins MCRS |
QSK50-P1675 | 1249 kW @ 1800 RPM | 5455 lb-ft (7396 N-m) @ 1500 RPM | FR 6794 | 15.0 : 1 | Cummins MCRS |
QSK50-P2500 | 1864 kW @ 1900 RPM | 7081 lb-ft (9601 N-m) @ 1500 RPM | FR 6890 | 15.0 : 1 | Cummins MCRS |
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General Information of CCEC QSK50-P2500 Pump Engine | |||
Engine Model | QSK50-P2500 | Emission Standard | U.S. EPA Tier 2 |
Advertised Power | 2,500 HP (1,864 kW) @ 1,900 RPM | Peak Torque | 7,081 lb-ft (9,601 N-m) @ 1,500 RPM |
Curve & DatAsheet | FR 6890 | Governed Power | 2,500 HP (1,864 kW) @ 1,900 RPM |
Compression Ratio | 15.0 : 1 | Packing Size (L * W * H) | 2,857 mm * 1,415 mm * 1,766 mm |
Type | V 16 Cylinder, 4 Stroke , 4 Valve | Displacement | 3,067 in³ ( 50.3 L ) |
Fuel System | Cummins MCRS | Bore * Storke | 6.26 in * 6.26 in / 159 mm * 159 mm |
Aspiration | Turbocharged & Water-Air Intercooler | Minimum Low Idle Speed | 600 RPM |
Configuration | D283038CX03 | Maximum Low Idle Speed | 1,400 RPM |
CPL Code | 3728 | Minimum speed for full load sustained operation | 1,700 RPM |
Engine Sound Pressure Levels3 (Noise) Data of CCEC QSK50-C2500 Industrial Engine | |||
Top Side | 102.6 dBa | Right Side | 101.1 dBa |
Left Side | 99.7 dBa | Front Side | 98.5 dBa |
Exhaust | 107.1 dBa | ||
General Engine Data of CCEC QSK50-C2500 Industrial Engine | |||
Maximum overspeed capability | 2,250 RPM | Maximum installed engine power angle | 6 ° |
Mass moment of inertia of rotating components (excluding flywheel) | N / A | Maximum installed engine tilt angle | 6 ° |
Engine weight (mining market)⁴ Approximate Dry Weight | 13,162 lb / 5,970 kg | Engine weight (mining market)⁴ Approximate Wet Weight | 14,050 lb / 6,373 kg |
Engine weight (locomotive market)⁴ Approximate Dry Weight | 14,021 lb / 6,360 kg | Engine weight (locomotive market)⁴ Approximate Wet Weight | TBD lb / TBD kg |
Engine weight (oil and gas market)⁴– Approximate Dry Weight | 13,162 lb / 5,970 kg | Engine weight (oil and gas market)⁴– Approximate Wet Weight | 14,050 lb / 6,373 kg |
Engine Mounting Data of CCEC QSK50-C2500 Pump Engine | |||
Moment of Inertia — X Axis (Roll) | 5346 in lbf sec² / 604 kg m2 | Moment of Inertia — Y Axis (Pitch) | 24,711 in lbf sec² / 2,792 kg m2 |
Moment of Inertia — Z Axis (Yaw) | 23,879 in lbf sec² / 2,698 kg m2 | Center of Gravity — From Rear Face of Block | 40.59 in / 1,031 mm |
Maximum Crankshaft Thrust Bearing Load Limit — Intermittent Load | 2,001 lbf / 8,900 N | Maximum Crankshaft Thrust Bearing Load Limit — Continuous Load | 1,000 lbf / 4,450 N |
Maximum Static Bending Moment at Rear Face of Block | 4499 lb ft / 6100 N.m | Maximum Bending Moment Available From Front of Crankshaft — 90 Degrees | 2,611 lb ft / 3,540 N.m |
Center of Gravity — From Engine Centerline to Left Side of Engine (as Viewed From Rear of Engine) | N / A | Maximum Bending Moment Available From Front of Crankshaft — 180 Degrees | 5,156 lb ft / 6,991 N.m |
Maximum Bending Moment Available From Front of Crankshaft — 0 Degrees | 1,887 lb ft / 2,559 N.m | Maximum Bending Moment Available From Front of Crankshaft — 270 Degrees | 4,139 lb ft / 5,612 N.m |
Center of Gravity — Above Crankshaft Centerline | 7.87 in / 200 mm | ||
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Performance Data of CCEC QSK50-P2500 Pump Engine | |||||||||
Advertised Power | Peak Torque | Advertised Power | Peak Torque | ||||||
Engine Speed | 1900 RPM | 1500 RPM | Inlet Air Flow | 5750 ft3/min | 2714 L/s | 4286 ft3/min | 2023 L/s | ||
Power Output | 2500 HP | 1864 kW | 2022 HP | 1508 kW | Exhaust Gas Flow | 13363 ft3/min | 6307 L/s | 10860 ft3/min | 5125 L/s |
Torque Output | 6911 lb ft | 9370 N.m | 7081 lb ft | 9601 N.m | Exhaust Gas Temperature | 811 °F | 433 ℃ | 895 °F | 479 ℃ |
Friction Horsepower | 243 HP | 181 kW | 159 HP | 119 kW | Heat Rejection to Ambien Air | 9234 BTU/min | 162 kW | 7360 BTU/min | 129 kW |
Intake Manifold Pressure | 105 in Hg | 354 kPa | 86 in Hg | 290 kPa | Heat Rejection to Exhaust Gas | 85274 BTU/min | 1499 kW | 68837 BTU/min | 1210 kW |
Turbo Comp. Outlet Pressure | 105 in Hg | 357 kPa | 86 in Hg | 292 kPa | Heat Rejection to LTC Coolant | 28606 BTU/min | 503 kW | 21933 BTU/min | 386 kW |
Turbo Comp. Outlet Temperature | 475 °F | 246 ℃ | 425 °F | 218 ℃ | Heat Rejection to HTC Coolant | 34713 BTU/min | 610 kW | 26436 BTU/min | 465 kW |
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System Technical Data of CCEC QSK50-P2500 Pump Engine | ||
Intake Air System | Maximum Air Temperature Rise Over Ambient at Turbocharger Compressor Inlet | 20 delta °F / 11.1 delta °C |
Maximum Intake Air Restriction With Clean Filter | 12 in H2O / 3.0 kPa | |
Maximum Intake Air Restriction With Dirty Filter | 25 in H2O / 6.2 kPa | |
Minimum Air Cleaner Dirt Holding Capacity | 25 g / cfm | |
Maximum Intake Air Bleed for Accessories at Intake Manifold (Not Including Air Compressor) | N / A | |
Recommended Intake Piping Size (Inner Diameter) | 6.0 in / 152 mm | |
Exhaust System | Maximum Exhaust Restriction | 2 in Hg / 7 kPa |
Recommended Exhaust Piping Size (Inner Diameter) | 7.79 in / 198 mm | |
Maximum Static Bending Moment at Exhaust Outlet Flange | 16 lb ft / 21.0 N.m | |
Lubrication System | Nominal Operating Oil Pressure at Minimum Low Idle Speed | 29 PSI / 200 kPa |
Nominal Operating Oil Pressure at Advertised Speed | 70 PSI / 480 kPa | |
Minimum Oil Pressure Within 4 Seconds of Engine First Firing at Minimum Low Idle Speed (MeAsured at Urbocharger Oil Inlet) | 20 PSI / 138 kPa | |
Maximum Oil Flow to All Accessories | 12 gpm / 45.42494 L/min | |
Maximum Oil Pressure Spike on Cold Engine | 240 PSI / 1,655 kPa | |
Fuel System | Maximum Heat Rejection to Return Fuel Which Occurs at The Following Conditions | 134 BTU/min / 2 kW |
Maximum Heat Rejection to Return Fuel Which Occurs at The Following Conditions Fuel Return Flow | 541 lb/hr / 245 kg/hr | |
Maximum Heat Rejection to Return Fuel Which Occurs at The Following Conditions Fuel Return Temperature (Prior to Fuel Cooler) | 150 °F / 66 °C | |
Maximum Fuel Supply Flow | 1402 lb/hr / 636 kg/hr | |
Maximum Fuel Return Flow | 541 lb/hr / 245 kg/hr | |
Maximum Fuel Supply Temperature (MeAsured at On-Engine Fuel Inlet Fitting) | 158 °F / 70 °C | |
Maximum Fuel Supply Pressure (MeAsured at On-Engine Fuel Inlet Fitting) | 5 PSI / 34 kPa | |
Maximum Fuel Return Restriction (MeAsured at On-Engine Fuel Drain Fitting) | 10 in Hg / 34 kPa | |
Fuel System Stage 1 filter(s) | Maximum Combined Fuel Supply Restriction of Stage 1 Assembly & Oem Plumbing (MeAsured at On-Engine Fuel Inlet Fitting) With Clean Stage 1 Fuel Filter(S) at Maximum Fuel Supply Flow | 5 in Hg / 16.9 kPa |
Maximum Combined Fuel Supply Restriction of Stage 1 Assembly & Oem Plumbing (MeAsured at On-Engine Fuel Inlet Fitting) With Dirty Stage 1 Fuel Filter(S) at Maximum Fuel Supply Flow | 10 in Hg / 33.8 kPa | |
Nominal Restriction of Clean Stage 1 Fuel Filter Assembly at Maximum Fuel Supply Flow | 2 in Hg / 7 kPa | |
Maximum Fuel Inlet Pressure MeAsured at Stage 1 Inlet | N / A | |
Recommended Maximum Fuel Inlet Pressure For Seeing Is Believing® (MeAsured at Stage 1 Inlet) | N / A | |
Fuel System Stage 2 filter(s) | ||
Maximum fuel supply restriction from low pressure fuel pump outlet to Stage 2 filter head inlet | N / A | |
Maximum fuel supply restriction from Stage 2 filter head outlet to high pressure fuel pump inlet | N / A | |
Cooling Systems | Cooling System Type | 2 Pump 2 Loop |
Cooling Systems Requirements of both LTC and HTC cooling circuits | Minimum Fill Rate | 5 gpm / 19 L/min |
Maximum Deaeration Time | 25 min | |
Acceptable Types of Deaeration Systems | Fully Deaerating | |
Minimum Water Pump Inlet Pressure With Fully Deaerating Cooling System | 10 in-Hg / 34.47379 kPa | |
Maximum Static Head of Coolant Above Crankshaft Centerline | 60 ft / 18.3 m | |
Minimum Pressure Cap Rating at Sea Level | 11 PSI / 76 kPa | |
Maximum Pressure Cap Rating at Sea Level | 15 PSI / 103 kPa | |
Minimum Coolant Expansion Space (% of Total Cooling System Capacity) | 6 % | |
Minimum Drawdown (% of Total Cooling System Capacity) | 11 % | |
Cooling Systems Low Temperature (Aftercooling) Circuit (LTC) | LTC coolant volume (engine only) | 32 quarts / 30 L |
LTC thermostat opening temperature | 115 °F / 46 °C | |
LTC thermostat fully open temperature | 135 °F / 57 °C | |
Maximum LTC aftercooler inlet temperature at 77 °F (25 °C) ambient air temperature | 120 °F / 49 °C | |
Maximum LTC aftercooler inlet temperature at LAT | 165 °F / 74 °C | |
Maximum external LTC restriction at 1800 RPM | 12 PSI / 83 kPa | |
Cooling Systems High Temperature Circuit (HTC) | HTC Coolant Volume (Engine Only) | 148 quarts / 140 L |
HTC Thermostat Opening Temperature | 180 °F / 82 °C | |
HTC Thermostat Fully Open Temperature | 202 °F / 94 °C | |
Maximum HTC Thermostat Outlet Temperature at Lat (Maximum Top Tank Temperature) | 212 °F / 100 °C | |
Minimum Operating HTC Temperature (for Continuous Cold Weather Applications) | 160 °F / 71 °C | |
Maximum External HTC Restriction at 1800 Rpm | 12 PSI / 82.7 kPa | |
Maximum Auxiliary Coolant Flow | N / A | |
Electrical System | System Voltage | 24 V |
Minimum Battery Capacity for Engine Only [Cold Soak at 0 °F (-18 °C) Or Above] Cold Cranking Amperes (Cca) | 1800 CCA | |
Minimum Battery Capacity for Engine Only [Cold Soak at 0 °F (-18 °C) Or Above] Reserve Capacity (Rc) | 640 min | |
Cranking System | Minimum Cranking Speed | 150 RPM |
Maximum Parasitic Load 10 °F (-12 °C) | N / A | |
Unaided Cold Start Minimum Ambient Temperature | 10 °F / 12 °C | |
Unaided Cold Start Cranking Torque at Minimum Unaided Cold Start Temperature | N / A | |
Aided Cold Start Minimum Ambient Temperature with Only Ether | – 26 °F / 32 °C | |
Aided Cold Start -Minimum Ambient Temperature with Only Coolant And Oil Heaters | – 26 °F / 32 °C | |
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Scopes of Supply of CCEC QSK50-P2500 Pump Engine | ||||
Fuel System | 1. Fuel Transfer Pump | Exhaust System | 1. Exhuast Manifold | |
2. High-Pressure Fuel Pump | 2. Turbocharger | |||
3. Fuel Filter | 3. Exhuast Elbow | |||
Air Intake System | 1. Air Intake Manifold | Starting System | 1. Starter Motor | |
2. N/A | 2. Starter Relay | |||
Cooling System | 1. Water Pump | Power Output System | 1. Flywheel | |
2. Engine Fan | 2. Standard Flywheel Housing | |||
3. Standard Radiator | 3. N/A | |||
Lubricating System | 1. Oil Pump | Charging System | 1. Charging Alternator | |
2. Oil Filter | 2. N/A | |||
Engine Shut-Down System | 1. Engine Fuel Shut-Off Solenoid | Engine Mounting System | 1. Engine Mounting Bracket | |
Engine Auiliary Accessories | 1. Air Compressor | |||
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Optional Accessories of CCEC QSK50-P2500 Pump Engine | ||||||||
Air Intake System | 1. Air Intake Pre-Heater | Exhuast System | 1. Muffler & Bellows | |||||
2. Air Intake Shut-Off Valve | 2. Flame Trap | |||||||
3. Air Filter | 3. Spark Arrestor Type Muffler & Bellows | |||||||
4. Air Intake Pre-Filter | 4. Dpf System | |||||||
5. Air Filter Alarm System | 5. N/A | |||||||
Fuel System | 1. Coarse Filter | Lubricating System | 1. Oil Pre-Heater. | |||||
2. Fuel Pre-Heater | 2. N/A | |||||||
Starting System | 1. Manual Magnetic Dc Contactor | Cooling System | 1. Silent Type Radiator | |||||
2. Dual Ears Flywheel Housing | 2. Plateau Radiator | |||||||
3. Spring Starter Motor | 3. Salt-Spray Resistant Radiator | |||||||
4. Air Starter Motor | 4. Coolant Pre-Heater | |||||||
5. Hydraulic Starter Motor | 5. Jacket Water Heater | |||||||
6. Manual Magnetic Dc Contactor | 6. N/A | |||||||
Engine Auiliary Accessories | 1. Hydraulic Oil Pump | Control System | 1. Can Add Engine Monitoring System, Contro System With Wiring Harness. | |||||
2. Air Conditioner Compressor | 2. Can Add Self-Protection System that Integrated with Alarm System. | |||||||
Power Output System | 1. Clutch | Engine Mounting System | 1. Shock Absorber Pad | |||||
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Committed to Providing Stable and Reliable Premiem Power System for Global Construction Machinery Manufacturer Partners, ConeMac is A Sub-Brand of the EMAC Group that Focuses on Construction Equipment Application.
ConeMac’s Ranges of Products Mainly Inclduing Marine Construction Engines Power Pack, Construction Equipment Gearbox, Gear Reducer, Explosion-Proof Engines, Generator Set and Water Pump Set for Mining, Oil and Gas Field.
For More Information of Our Industrial Power System Products, You Are Welcome to Visit ConeMac Homepage: Conemac.cn
Modifiable Components of CCEC QSK50-P2500 Pump Engine | ||||
Air Intake System | 1. Installation Position of Air Filter | Charging System | 1. 12 V Charging Alternator for 12 v Electric System | |
2. Upgrade to Heavy-Duty Type Air Fitler | 2. Explosion-Proof Charging Alternator | |||
3. N/A | 3. Upgrading to Specified Brand and Speicifications of Charging Alternator | |||
Exhuast System | 1. Water-Cooled Exhuast Manifold | Lubricating System | 1. Oil Pan Position | |
2. Water-Cooled Turbocharger | 2. Number of Dipstick | |||
3. Can Modify Installation Position and Direction of Turbocharger | 3. Position of Dipstick Can Choose from 6 Positions | |||
4. N/A | 4. Can Modify Oil Filter to be Remote Installation | |||
Engine Shut-Down System | 1. 12 V Solenoid for 12 V Electric System | Starting System | 1. Upgrading to Specified Brand and Speicifications of Starter Motor | |
2. Explosion-Proof Solenoid | 2. 12 V Starter Motor for 12 V Electric System | |||
Fuel System | 1. Upgrade to Fuel Fitler that Integrated with Fuel Transfer Pump and Fuel Pre-Hearter | Engine Auiliary Accessories | 1. All of auxiliary System can Choose Specified Brands and Specifications | |
2. N/A | 2. Additional Auxiliary Systems Can be Added for Special Applications | |||
Cooling System | 1. Can Modify Engine fan Into Blower Fan or Suction Fan | Power Output System | 1. Can Modify Size of Flywheel Housing and Flywheel | |
2. Can Modify Central Position of Engine Cooling Fan | 2. Dual-Ear Flywheel Housing (For Twin-Starter System) | |||
3. Can Choose Type of Engine Fan From Mechanical Type or Electric Type | 3. Some of Models can Modify Flywheel Housing Into PTO Integrated Type | |||
4. N/A | 4. Engine Have Connecting Port of PTOs, That Able to Provide Power Output | |||
Engine Mounting System | 1. Can Modify Engine Mouting Bracket | |||
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Note: All Above Data are Just for Reference, All Data Might Change Without Notices or Updates, Please Contact Our Sales Team to Confirm All Details Via WhatsApp or Email.

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