6BTAA5.9-G12 G-Drive Engine
DCEC 6BTAA5.9-G12 generator drive engine is a 6-cylinders in line,5.9 liter four-strokes engine with 102mm bore and 120mm stroke. Equipped with BYC P7100 pump and electronic governor, comes with turbocharger and Air-Air intercooler.
The prime power for 50HZ generator set (1500RPM) of DCEC 6BTAA5.9-G12 generator drive engine is 140 kW. The prime power for 60HZ generator set (1800RPM) of DCEC 6BTAA5.9-G12 generator drive engine is 150 kW.
As part of EMAC, SinoGen also provide complete power supply solutions that powered by DCEC, our ranges of products including open type generator set, silence type generator set, super silence type generator set, mobile trailer, complete power truck and complete power car for railways applications. 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.
2. The cylinder block and cylinder head adopt integrated design, which eliminates the occurrence of engine water leakage and oil leakage.
3. The parts are about 40% less than other similar engines, and the failure rate is greatly reduced.
4. Forged steel camshaft and crankshaft, high-strength cylinder block design, multiple parts cast on the cylinder block. high rigidity, high pressure resistance, good reliability, and longer service life.
Technical Specifications
Basic Introduction of DCEC 6BTAA5.9-G12 G-Drive Engine
Engine Model: | 6BTAA5.9-G12 |
Engine Type: | 6 Cylinders |
Displacement: | 5.9 L |
Rated Speed: | 1500 RPM |
Aspiration Method: | Turbocharged & Air-Air Intercooler |
Emission Standard: | N/A |
Bore*Storke: | 102 mm * 120 mm |
Packing Size(L*W*H): | 1485 mm * 785 mm * 1145 mm |
Wet Weight: | 586 kg |
Lead Time: | 15-30 Working Days |
Payment Terms: | T/T ,L/C |

Engine Model | Standby Power | Prime Power | Fuel System | Aspiration |
6BT5.9-G1 | 92 kW @ 1500 RPM | 86 kW @ 1500 RPM | WEIFU A Pump / RSV Mechanical | Turbocharged |
6BT5.9-G2A | 93 kW @ 1500 RPM | 86 kW @ 1500 RPM | BYC A Pump / Electronic Governor | Turbocharged |
6BT5.9-G2B | 106 kW @ 1500 RPM | 96 kW @ 1500 RPM | BYC PB Pump / GAC 24V Electronic Governor | Turbocharged |
6BTA5.9-G2 | 116 kW @ 1500 RPM | 106 kW @ 1500 RPM | BYC PB Pump / Electronic Governor | Turbocharged & Water-Air Intercooler |
6BTA5.9-G3 | 132 kW @ 1500 RPM | 120 kW @ 1500 RPM | BYC PB Pump / Electronic Governor | Turbocharged & Water-Air Intercooler |
6BTAA5.9-G2 | 130 kW @ 1500 RPM | 120 kW @ 1500 RPM | BYC PB Pump / Electronic Governor | Turbocharged & Air-Air Intercooler |
6BTAA5.9-G12 | 155 kW @ 1500 RPM | 140 kW @ 1500 RPM | BYC P7100 Pump / Electronic Governor | Turbocharged & Air-Air Intercooler |
6BTAA5.9-G12B | 155 kW @ 1500 RPM | 140 kW @ 1500 RPM | BYC P7100 Pump / SEGMA Electronic Governor | Turbocharged & Air-Air Intercooler |
6BTAA5.9-G15 | 160 kW @ 1500 RPM | 145 kW @ 1500 RPM | North Oil Mechanical Pump / Electronic Governor | Turbocharged & Air-Air Intercooler |
——END—— |
General Infomation of DCEC 6BTAA5.9-G12 Generator Drive Engine | |||
Engine Model | 6BTAA5.9-G12 | Standby Power | 155 kW @ 1500 RPM |
Prime Power | 140 kW @ 1500 RPM | Compression Ratio | 17.3:1 |
Number of Cylinders | 6 Cylinders | Aspiration | Turbocharged & Air-Air Intercooler |
Fuel System | BYC P7100 Pump / Electronic Governor | Displacement | 5.9 L |
Bore*Storke | 102 mm * 120 mm | Governor Regulation | ≤5% |
Approximate Engine Weight | 586 kg | Code Revision CPL | CPL: 4283 |
Pack Dimensions | 1485 mm * 785 mm * 1145 mm | Continuous Power | 126 kW @ 1500 RPM |
Installation Data of DCEC 6BTAA5.9-G12 Generator Drive Engine | |||
Mass Moment of Inertia of Rotating Components (No Flywheel) | 0.25 kg·m² | ||
Center of Gravity from Rear Face of Block | 391 mm | ||
Center of Gravity above Crankshaft Centerline | 140 mm | ||
Maximum (Static) Bending Moment at Front Support Mounting Surface | 435 N.m | ||
Maximum (Static) Bending Moment at Side Pad Mounting Surface | N/A | ||
Instantaneous inertia of the finished engine Double shaft | 14.8 kg·m² | ||
Instantaneous inertia of the finished engine Pitching axis | 36.9 kg·m² | ||
Instantaneous inertia of the finished engine Partial rotation | 31.9 kg·m² | ||
Maximum (Static) Bending Moment at Rear Face of Block | 1356 N.m | ||
Maximum Exhaust Back Pressurer | 10 kPa | ||
—END— |
Engine Performance Data 1500 RPM/50HZ of DCEC 6BTAA5.9-G12 Generator Drive Engine | |||
Standby Power | 155 kW / 207 HP | Prime Power | 140 kW / 187 HP |
Continuous Power | 126 kW / 168 HP | Fuel Consumption | 204 g / kW.h |
Cons 100% | 38.0 L / h | Governed Engine Speed | 1500 RPM |
Output Power | 140 kW | Torque | N/A |
Engine Idle Speed | 750 – 850 RPM | Friction Horsepower | 12.7 kW |
Piston Speed | 6.0 m / s | Engine Water Flow to Engine | 2.0 l / s |
Intake Air Flow | 137 l / s | Exhaust Gas Flow | 321 l / s |
Exhaust Gas Temperature | 495 ℃ | Radiated Heat to Ambient | 17 kW |
Heat Rejection to Coolant | 57 kW (Dry manifolds) | Heat Rejection to Exhaust | 113 kW |
Engine Performance Data 1800 RPM/60HZ of DCEC 6BTAA5.9-G12 Generator Drive Engine | |||
Standby Power | 165 kW / 220 HP | Prime Power | 150 kW / 200 Hp |
Continuous Power | N/A | Fuel Consumption | 211 g / kW.h |
Cons 100% | 42 L / h | Governed Engine Speed | 1800 RPM |
Output Power | 150 kW | Torque | N/A |
Engine Idle Speed | 750 – 850 RPM | Friction Horsepower | 16.4 kW |
Piston Speed | 7.2 m / s | Engine Water Flow to Engine | 2.4 l / s |
Intake Air Flow | 182 l / s | Exhaust Gas Flow | 398 l / s |
Exhaust Gas Temperature | 445 ℃ | Radiated Heat to Ambient | 19 kW |
Heat Rejection to Coolant | 58 kW (Dry manifolds) | Heat Rejection to Exhaust | 125 kW |
—END— |
System Technical Data of DCEC 6BTAA5.9-G12 Generator Drive Engine | |||
Dirty Filter Element | 6.2 kPa | Use Ordinary Air Filter and Clean Filter Element | N/A |
Use Heavy Duty Air Filter and Clean Filter Element | 3.7 kPa | Minimum Inlet Pipe Diameter is Recommended | N/A |
Maximum Temperature Rise of External Air to Supercharger Inlet | N/A | Use A Heavy – Duty Air Filter with Minimal Dirt Blocking Capability | N/A |
Minimum Engine Oil Pressure for Engine Protection Devices Idle Speed | 207 kPa | Minimum Engine Oil Pressure for Engine Protection Devices Governed Speed | 345 kPa |
Maximum Oil Temperature | 121 ℃ | Oil Capacity with Op 9006 Oil Pan : High – Low | 14.2 – 12.3 L |
Minimum Required Lube System Capacity – Sump Plus Filters | 16.4 L | Angularity of Standard Oil Pan Front Down | 40 ° |
Angularity of Standard Oil Pan Front Up | 40 ° | Angularity of Standard Oil Pan Side to Side | 40 ° |
Type Injection System | BYC P7100 | Maximum Restriction at Lift Pump | 13.6 kPa |
Maximum Allowable Head on Injector Return Line | 66.7 kPa | Total Drain Flow (Constant for All Loads) | 30 L / h |
Coolant Capacity – Engine Only | 10 L | Maximum Static Head of Coolant Above Engine Crank Centerline | 14 m |
Standard Thermostat (Modulating) Range | 82 – 95 ℃ | Minimum Pressure Capd | 69 kPa |
Maximum Top Tank Temperature for Standby / Prime Power | 104 / 100 ℃ | Cranking Motor (Heavy Duty, Positive Engagement) | 12 V / 24 V |
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Scopes of Supply of DCEC 6BTAA5.9-G12 Generator Drive Engine | |||
Air Intake System | 1. Air Intake Manifold | Exhuast System | 1. Exhuast Manifold |
2. Standard Air Filter | 2. Turbocharger | ||
3. Water-Air Intercooler | 3. Exhuast Elbow | ||
Starting System | 1. Starter Motor | Charging System | 1. Charging Alternator |
2. Starter Rely | 2. N/A | ||
Lubricating System | 1. Oil Pump | Cooling System | 1. Water Pump |
2. Oil Filter | 2. Engine Fan | ||
3. N/A | 3. Standard Radiator | ||
Engine Shut-Down System | 1. Engine Fuel Shut-Off Solenoid | Power Output System | 1. Flywheel |
2. N/A | 2. Standard Flywheel Housing | ||
Fuel System | 1. Fuel Transfer Pump | ||
2. High-Pressure Fuel Pump | |||
3. Fuel Filter | |||
——END—— |
Optional Accessories of DCEC 6BTAA5.9-G12 Generator Drive Engine | |||
Air Intake System | 1. Air Intake Pre-Heater | Exhuast System | 1. Muffler & Bellows |
2. Air Intake Shut-Off Valve | 2. Spark Arrestor Type Muffler & Bellows | ||
3. Heavy-Duty Air Filter | 3. DPF System | ||
4. Plateau Type Air Filter | 4. 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 | ||
——END—— |
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Modifiable components of DCEC 6BTAA5.9-G12 Generator Drive Engine | |||
Air Intake System | 1. Installation Position of Air Filter | Charging System | 1. 12V Charging Alternator for 12V Electric System |
2. Upgrade to Heavy-Duty Type Air Fitler | 2. Explosion-Proof Charging Alternator | ||
Exhuast System | 1. Position of Turbocharger | Lubricating System | 1. Oil Pan Position |
2. Water-Cooled Exhuast Manifold | 2. Number of Dipstick | ||
3. Water-Cooled Turbocharger | 3. Position of Dipstick | ||
Fuel System | 1. Upgrade to Fuel Fitler that Integrated with Fuel Transfer Pump | Starting System | 1. 12V Starter Motor for 12V Electric System |
Engine Shut-Down System | 1. 12V Solenoid for 12V Electric System | Power Output System | 1. Size of Flywheel Housing and Flywheel. |
2. Explosion-Proof Solenoid | 2. Dual-Ear Flywheel Housing (For Twin-Starter System) | ||
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Note: All Above Data are Just for Referenece, All Data Might Change Without Notices or Update, Please Contact Our Sales Team to Confirm All Details Via WhatsApp or Email.

Engine Sale Manual

Installation Drawing

Installation Manual

Operation Manual

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