CCEC KTA50-G7E Generator Engines
| Engine Model | KTA50-G7E |
| Standby Power | 1621 HP (1210 kW) @ 1500 RPM |
| Prime Power | 1474 HP (1100 kW) @ 1500 RPM |
| Compression Ratio | 13.9 : 1 |
| Type | 4 Cycle; 12 Cylinder |
| Fuel System | PT-STC |
| Aspiration | Turbocharged & Aftercooled |
| Emission Standard | Euro II |
| Displacement | 50 L |
| Bore * Stroke | 159 mm * 159 mm |
| Packing Size (L * W * H) | 2794 mm * 1507 mm * 1846 mm |
General Infomation of CCEC KTA50-G7E Generator Engines
| General Infomation of CCEC KTA50-G7E Generator Engine | |||
| Engine Model | KTA50-G7E | Configuration | D283022DX02 |
| Performance Curve | FR | CPL No. | TBD |
| Type | 4 – Cycle; 60° Vee; 16 – Cylinder Diesel | Aspiration | Turbocharged & Aftercooled Intercooler |
| Compression Ratio | 14.7 : 1 | Displacement | 3067 in3 / 50 L |
| Installation Data of CCEC KTA50-G7E Generator Engine | |||
| Bore * Stroke | 159 mm * 159 mm / 6.25 in * 6.25 in | Dry Weight – Fan to Flywheel Engine | 11820 lb / 5361 kg |
| Wet Weight – Fan to Flywheel Engine | 12485 lb / 5663 kg | Dry Weight – Heat Exchanger Cooled Engine | N / A |
| Wet Weight – Heat Exchanger Cooled Engine | N / A | Maximum Bending Moment at Rear Face of Block | 4500 lb.ft / 6101 N.m |
| Moment of Inertia of Rotating Components – with FW 6009 Flywheel | 301 lbm.ft2 / 12.7 kg.m2 | Moment of Inertia of Rotating Components – with FW 6017 Flywheel | 515 lbm.ft2 / 21.7 kg.m2 |
| Center of Gravity from Rear Face of Flywheel Housing (FH 6024) | 47.5 in / 1207 mm | Center of Gravity Above Crankshaft Centerline | 11.0 in / 279 mm |
| Maximum Static Loading at Rear Main Bearing | 2000 lb / 907 kg | Steady State Stability Band at any Constant Load | +/- 0.25 |
| Moment of Inertia of Rotating Components (Excluding Flywheel) | N / A | Firing Order | 1- 1 – 3 – 3 – 2 – 2 – 5 – 4 – 8 – 8 – 6 – 6 – 7 – 7 – 4 – 5 |
| Stand_By Power | 1769 HP (1320 kW) @ 1500 RPM | Prime Power | 1621 HP (1210 kW) @ 1500 RPM |
| Minimum Ambient Temperature For Unaided Cold Start | 40 °F / 4 ℃ | Minimum Cranking Speed Required For Unaided Cold Start | 40 (°F / ℃) |
| Fuel System | PT | ||
Engine Performance Data CCEC KTA50-G7E Generator Engines
| Performance Data of CCEC KTA50-G7E Generator Engine | |||||
| Stanby Power | Prime Power | Stanby Power | Prime Power | ||
| Engine Speed | 1500 RPM | 1500 RPM | Engine Idle Speed | 700 – 800 RPM | 700 – 800 RPM |
| Gross Engine Power Output | 1769 HP / 1320 kW | 1621 HP / 1621 kW | Nominal Rail Pressure | 125 PSI / 862 kPa | 111 PSI / 765 kPa |
| Intake Manifold Pressure | 73 in.Hg / 246 kPa | 67 in.Hg / 228 kPa | Brake Mean Effective Pressure | 306 PSI / 2112 kPa | 281 PSI / 1936 kPa |
| Piston Speed | 1565 ft/min / 7.95 m/s | 1565 ft/min / 7.95 m/s | Friction Horsepower | 156 HP / 116 kW | 156 HP / 116 kW |
| Intake Air Flow | 268 lb/min / 7305 kg/h | 257 lb/min / 6988 kg/h | Exhaust Gas Flow | 278 lb/min / 7573 kg/h | 266 lb/min / 7234 kg/h |
| Exhaust Gas Temperature | 867 °F / 464 ℃ | 844 °F / 451 ℃ | Heat Rejection to Ambient | 3759 BTU/min / 66 kW | 3549 BTU/min / 62 kW |
| Heat Rejection to Jacket Coolant | 30108 BTU/min / 529 kW | 27809 BTU/min / 489 kW | Heat Rejection to LTA | 16216 BTU/min / 285 kW | 14392 BTU/min / 253 kW |
System Technical Data of CCEC KTA50-G7E Generator Engines
| System Technical Data of CCEC KTA50-G7E Generator Engine | ||
| Exhaust System | Maximum Allowable Exhaust Back Pressure | 2 in Hg / 5 kPa |
| Exhaust Pipe Size Normally Acceptable | 6 in / 152 mm | |
| Air Induction System | Maximum Intake Air Restriction – with Dirty Filter Element | 25 in H2O / 6.23 kPa |
| Maximum Intake Air Restriction – with Clean Filter Element | 15 in H2O / 3.73 kPa | |
| Cooling System | Coolant Capacity – Engine Only | 42.5 US gal / 161.0 liter |
| Minimum Allowable Pressure Cap @ sea level | 7 PSI / 48 kPa | |
| Maximum Coolant Friction Heat External to Engine @1500 RPM | 10 PSI / 69 kPa | |
| Maximum Pressure Drop Across Any External Cooling System Circuit | 5.0 PSI / 34.5 kPa | |
| Maximum Allowable Top Tank Temperature (Stand_by/Prime) | 220 / 212 °F / 104 / 100 °C | |
| Standard Thermostat (modulating) Range | 180 – 200 °F / 82 – 93 °C | |
| Maximum Coolant Pressure | 15 PSI / 103 kPa | |
| Maximum Allowable Coolant Temperature | 205 °F / 96.1 °C | |
| Minimum Allowable Fill Rate | 5 US gpm / 18.9 liter/min | |
| Minimum Allowable Coolant Expansion Space | 5 % | |
| Maximum Allowable Deaeration Time | 25 min | |
| Maximum Static Head of Coolant Above Engine Crank Centerline | 18.3 ft. / 60 m | |
| Lubrication System | Oil Pressure @ Idle Speed | 20 PSI / 138 kPa |
| Oil Pressure @ Governed Speed | 50 – 70 PSI / 345 – 483 kPa | |
| Oil Flow at Rated Speed | 40 US gpm / 151 liter/min | |
| Maximum Oil Temperature | 250 °F / 121 °C | |
| By-Pass Filter Capacity – Spin-on Cartridge Type | 2 * 0.7 US gal / 2 * 2.6 liter | |
| Oil Pan Capacity (Option OP6024) – High | 40.0 US gal / 151.4 liter | |
| Oil Pan Capacity (Option OP6024) – Low | 32.0 US gal / 121.1 liter | |
| Total System Capacity (Excluding By-Pass Filter) | 46.7 US gal / 176.8 liter | |
| Fuel System | Fuel Injection System | PT |
| Maximum allowable Restriction to PT Fuel Pump – With Clean Fuel Filter | 4 in Hg / 13.55 kPa | |
| Maximum allowable Restriction to PT Fuel Pump – With Dirty Fuel Filter | 8 in Hg / 27.09 kPa | |
| Maximum Fuel Supply at Rated Power and Speed | 1186 lb/h / 538 kg/h | |
| Maximum Allowable Injector Return Line Restriction – With Check Valves | 6.5 in Hg / 22 kPa | |
| Maximum Allowable Injector Return Line Restriction – Less Check Valves | 2.5 in Hg / 8.5 kPa | |
| Minimum Allowable Fuel Tank Vent Capability | 15 ft3/h / 425 L/h | |
| Electrical System And Start System | Minimum Recommended Battary Capacity (Cold Soak at 0 °F(-18 ℃) or Above | 24 V |
| Engine Only (De-clutched Load) – Cold Cranking Amperes | 1800 CCA | |
| Engine Only (De-clutched Load) – Reserve Capacity | 640 min | |
| Starter (Heavy, Anode) | 24 V | |
| Battary Recharge System, Negative ground | 35 A | |
| Maximum Allowable Resistance of Starting Circuit | 0.002 Ω | |
| Minimum Recommended Battary Capacity – Cold Soak at 50 °F(10 ℃) or Above | 12800 °F CCA | |
| Minimum Recommended Battary Capacity – Cold Soak at 32 ~ 50 °F(0 ~ 10 ℃) or Above | 18000 °F CCA | |
| Minimum Recommended Battary Capacity – Cold Soak at 0 ~ 32 °F(- 18 ~ 0 ℃) or Above | 18000 °F CCA | |
CCEC KTA50-G7E Generator Engines Product Advantages
Durable and Rugged
The cylinder block and cylinder head feature high-strength integrated design, reducing failure rates and ensuring long-lasting durability. Renowned for exceptional reputation.
High Reliability
Equipped with Cummins’ advanced PT fuel system, offering unique overspeed protection and low-pressure fuel supply. Minimal piping reduces failure rates. Derived from superior overall design, delivering outstanding reliability.
Superior Performance
- High-efficiency Cummins exhaust turbocharger ensures optimal air intake, enhancing engine efficiency.
- Pressure pulse exhaust manifold fully utilizes exhaust energy, further improving combustion and increasing low-load efficiency while reducing specific fuel consumption.
- High torque output, powerful performance, fast transient response, and exceptional torque reserve.
Easy Maintenance
Six-cylinder single-head integrated design with modularized structure ensures compactness. Components are detachable and highly reusable.
