Details
Original Cummins MTAA11-G3 282kW G-Drive Diesel Engine Assembly
As an established industrial engine exporter, HekoPower supplies the original CCEC Chongqing Cummins MTAA11-G3 diesel engine. This heavy-duty, 6-cylinder powerplant is engineered explicitly to function as a core generator drive diesel engine. Delivering an absolute output of 282kW at 1500rpm (50Hz), it provides the foundational mechanical power required to drive high-performance electrical alternators globally.
Tech Specs of Cummins MTAA11-G3 282kW
General Engine Data
Engine Model: Cummins MTAA11-G3-282KW
Type: 6 Cylinders in Line, 4 Stroke Diesel
Displacement: 10.8 L
Bore * Stroke: 125 * 147
Net Weight: 1007 Kg
Overall Dimension: 1306mm*914mm*1280mm
Key Performance Data
Rated Power, Standby Output: 282 kW, 310 kW
Rated Speed: 1500 rpm
Low Idle Speed: 675-750 rpm
Fuel Consumption @ Rated Power: 188 g/Kw.h
Max. Running Altitude: 1500 m
Continuous Output/Speed: N.A
More Technical Data
Fuel System: Cummins PT Pump, Direct Injection
Aspiration: Turbocharged/Charge Air Cooled
Compression Radio: 15:1
Lowest Starting Temp (Without auxiliary system): -12℃
Cooling Method: Water Cooled
Governor Type: Mechanical Control, ≤ 5%
Engine Coolant Volume: 9.5 L
Electrical System (Starter Motor/Alternator): 24V
CCEC Cummins MTAA11-G3 Prime vs Standby Power Rating
Power management requires a clear distinction between running modes to prevent thermal overload.
- Prime Power Rating (282kW / 378hp): This is the continuous operational output for prime power stations. It allows for an unlimited number of running hours per year under variable load conditions, with a standard 10% overload capability available for safety margins.
- Standby Power Rating (310kW / 416hp): Reserved strictly for emergency backup operations during a utility grid failure. No overload capacity is permitted at this rating, and the system should not run continuously at standby output for more than 200 hours annually.
Cummins MTAA11-G3 PT Pump Fuel Consumption Rate
The fuel injection system utilizes the proprietary Cummins PT (Pressure-Time) fuel pump. This mechanical system self-regulates fuel pressure based on engine speed, which prevents electronic component failures in harsh environments.
The Cummins MTAA11-G3 fuel consumption curve varies directly by load factor:
- At 100% prime load, consumption sits at roughly 208 g/kW·h.
- At 75% load, the efficiency optimizes, dropping total hourly operational costs significantly.
- The system includes a heavy-duty fuel water separator to protect the PT injectors from low-quality diesel fuel common in remote mining sectors.
Real Application Scenarios & Genset Integration
What Generator Uses Cummins MTAA11-G3?
This G-Drive engine acts as the primary prime mover for standard 350kVA generator sets running at 50Hz, 1500rpm. It matches seamlessly with international alternator brands like Stamford, Leroy Somer, and Marathon. Because it delivers high transient load response, it handles sudden block loads without dropping frequency, making it the preferred 282kW diesel generator engine across multiple global industries.
High-Availability Power Environments
The mechanical stability of the 11-liter platform makes it a standard specification for critical infrastructure installations.
- Data Center Generators: Provides instantaneous standby power within 10 seconds of grid disconnection to protect uninterruptible power supplies (UPS).
- Hospitals & Medical Facilities: Operates reliably under strict emergency standby regulations, ensuring life-support systems stay energized.
- Telecom Backup Power: Powers remote communication towers where utility grid coverage is highly unstable or non-existent.
Heavy Industrial & Remote Field Deployments
Outside of urban facilities, the engine serves rugged, off-grid infrastructure projects.
- Mining Generators: Powers heavy crushers, ventilation fans, and worker encampments under extreme dust conditions.
- Construction Projects: Drives mobile rental gensets that face frequent load fluctuations and harsh outdoor handling.
- Manufacturing Facilities: Acts as localized prime power units or peak-shaving systems to reduce factory electricity tariffs during peak hours.
Technical Comparisons: 11L vs Competitor Platforms
Cummins MTAA11-G3 vs Dongfeng Cummins 6L Series
When sourcing a China Cummins MTAA11-G3, buyers often confuse it with Dongfeng Cummins (DCEC) alternatives. The DCEC 6L series covers similar power ranges but uses an 8.9-liter displacement block.
By contrast, the CCEC MTAA11-G3 offers a larger 11-liter displacement. The extra 2.1 liters of volume means the engine experiences significantly less mechanical stress when running at full 282kW capacity. This design difference results in superior thermal dissipation and a much longer engine life when deployed in continuous, 24-hour prime operational environments.
Mechanical PT Injection vs Electronic Common Rail Systems
Many alternative 280kW industrial engines use modern Electronic Common Rail (ECR) systems. While ECR reduces exhaust emissions slightly, it requires precise electronic sensors and clean, ultra-low sulfur diesel.
The mechanical PT pump system on the MTAA11-G3 operates without complex engine control units (ECUs). It handles fluctuating fuel qualities without triggering emergency error codes or unexpected shutdowns, making it far easier to service in developing regions and isolated industrial zones.
Maintenance, Lifecycle Management, & Replacements
Critical Service Kits & Rebuild Parts
Preventative maintenance extends the overall operational lifespan toward its maximum limit.
Every scheduled service requires a dedicated Cummins MTAA11-G3 service kit including:
- LF9009 Fleetguard combination oil filters.
- FS1212 fuel water separators.
- High-efficiency air intake elements to catch airborne particulate matter.
When performing mid-life servicing, always source matching Cummins MTAA11-G3 spare parts—such as genuine piston rings, cylinder liners, and upper gasket kits—to maintain factory-spec compression levels.
Maintenance Schedule & Service Intervals
Adhering to a rigid time matrix keeps factory warranties fully intact.
- Every 250 Hours: Change engine oil & replace Fleetguard filters
- Every 1,500 Hours: Check valve clearances & inspect PT injector spray patterns
- Every 6,000 Hours: Perform top-end overhaul (clean turbocharger & flush cooling jacket)
The standard Cummins MTAA11-G3 overhaul interval occurs between 12,000 and 15,000 running hours. At this stage, installing an official Cummins MTAA11-G3 rebuild parts kit restores the engine to original factory performance levels without the expense of buying an entirely new block.
Cummins MTAA11-G3 Replacement Engine Guide
If you are managing a failing or older power unit, the MTAA11-G3 serves as an excellent Cummins MTAA11-G3 replacement engine for older M11 or NT855 series units. To ensure a direct drop-in replacement, you must locate the original data tag on your current engine.
Verify the specific MTAA11-G3 engine configuration number D353009GX03 on your purchase order. This matching step ensures that the flywheel housing, engine mounts, and control linkages align perfectly with your existing generator frame, minimizing system downtime during changeovers.
B2B Procurement & Global Supply Chain
Why Sourcing via an OEM Engine Supplier Matters
Purchasing through an unauthorized broker risks your operation receiving counterfeit components or unapproved marine engine adaptations. As a dedicated Cummins MTAA11-G3 wholesale supplier, HekoPower guarantees that every single unit is a factory-fresh, genuine Cummins MTAA11-G3 engine assembly.
We deliver complete units with official CCEC factory certificates, warranty documentation, and complete operational manuals, protecting your capital equipment investment.
Packaging, Export, & International Logistics
Industrial engines demand rugged logistical handling to avoid structural damage during sea freight transit. Every Cummins MTAA11-G3 engine assembly is sprayed with anti-corrosion oil, wrapped in heavy industrial plastic, and secured inside a heavy-duty export wooden crate.
As an experienced Cummins MTAA11-G3 China exporter, we manage all export customs clearance documents, compliance certifications, and freight forwarding arrangements to ensure fast shipping to your designated port of entry.
Cummins M11-G Series, original products from Chongqing Cummins Engine Plant(CCEC). This series mainly includes MTAA11-G2-50HZ, MTAA11-G2-60HZ, MTAA11-G2A-234KW, MTAA11-G3-282KW.
Procurement & Technical FAQs
How can I verify that an MTAA11-G3 engine is a genuine CCEC unit?
Every genuine CCEC engine carries a unique metal dataplate stamped with an individual serial number. You can check this number directly through the official Cummins engine database to verify its origin. Additionally, all genuine units feature factory-branded parts, including Fleetguard filtration systems and Holset turbochargers.
What is the standard Cummins MTAA11-G3 delivery time from HekoPower?
For standard configurations, the delivery timeline ranges from 15 to 30 days depending on current factory stocks. If your project demands custom modifications—such as an specialized radiator assembly or a 24V starting motor configuration—our team will provide a finalized production timeline along with your formal proforma invoice.
What warranty coverage comes with the Cummins MTAA11-G3 engine assembly?
Every engine assembly includes a standard international warranty backed by CCEC Cummins. The standard coverage spans 12 months from the date of initial commissioning or 1,000 operational hours, whichever milestone occurs first. The warranty covers all unexpected mechanical failures caused by material defects or factory assembly issues.
How does HekoPower calculate the Cummins MTAA11-G3 282kW engine price?
Wholesale pricing depends heavily on total order volumes, required ancillary attachments (such as control panels or silencers), and chosen maritime shipping terms (FOB, CIF, or EXW). To receive an accurate, competitive quote, submit your specific quantity requirements and port of destination directly to our sales desk.
