Details
Cummins 6ZTAA13-G3 Generator Drive Engine (340kW/456HP)
Welcome to HekoPower, your trusted global supplier for heavy-duty industrial power solutions. The DCEC 6ZTAA13-G3 diesel engine assembly represents a pinnacle of reliability for the power generation sector. Sourced directly from genuine manufacturing lines, this 340kW Cummins G-Drive engine for gensets is engineered to deliver unwavering performance under demanding continuous and emergency loads. Procurement managers and engineers looking to buy a Cummins 6ZTAA13-G3 engine can rely on our team for complete assemblies, competitive wholesale pricing, and accurate export lead times.
Tech Specs of Cummins 6ZTAA13-G3
General Engine Data
Engine Model: Cummins 6ZTAA13-G3-340KW
Type: 6 Cylinders in Line, 4 Stroke Diesel
Displacement: 13 L
Bore * Stroke: 130 * 163
Net Weight: 1195 Kg
Overall Dimension: 2180mm*1360mm*1605mm
Key Performance Data
Rated Power/Standby Power(1500 rpm): 340 kW/456HP, 380 kW/510HP
Continuous Output/Speed (1500 rpm): 296 kW/397HP @ 1500 rpm
Rated Power/Standby Power(1800 rpm): 340 kW/456HP, 380 kW/510HP
Continuous Output/Speed (1800 rpm): 296 kW/397HP @ 1800 rpm
Rated Speed: 1500/1800 rpm
Low Idle Speed: 800-1000 rpm
Fuel Consumption @ Running: ≤ 235 g/kW.h
More Technical Data
Aspiration: Turbocharged/Charge Air Cooled
Fuel System: BYC PD Pump/ GAC Governor
Electrical System (Starter Motor/Alternator): 24V/900CCA
Lowest Starting Temp Without auxiliary system: -15℃/-30℃
Cooling Method: Water cooled
Engine Cooling Fluid Volume: 23.1 L
Governor Type: Electronic, Regulation ≤3%
Compression Ratio: 17:1
Engineering the Core: 13.0L Cummins Industrial Engine Dynamics
Beneath the robust exterior of the Cummins 6ZTAA13-G3 340kW generator engine lies a highly optimized mechanical architecture. This specific model is built on a 13.0L displacement platform, utilizing a precise 130x163mm bore and stroke configuration. This exact dimensional ratio allows the engine to achieve exceptional torque characteristics while maintaining thermal stability.
A defining feature of the Cummins 6ZTAA13-G3 BYC PD fuel pump engine is its mechanical fuel delivery system paired with modern governing. Unlike fully electronic common rail systems that can be overly sensitive to poor fuel quality in remote areas, the BYC PD pump offers rugged mechanical reliability. When integrated with the factory-calibrated Cummins 6ZTAA13-G3 GAC electronic governor, the engine maintains precise speed control. This governor is strictly programmed to hold the 1500 RPM / 50Hz diesel motor output steady, ensuring the resulting electrical frequency remains stable even during sudden load impacts.
Furthermore, the Cummins 6ZTAA13-G3 17:1 compression ratio provides excellent cold-starting capabilities and optimizes fuel atomization. Despite its heavy-duty cast-iron block resulting in a Cummins 6ZTAA13-G3 1195kg engine dry weight, the power-to-weight ratio remains highly competitive for the 400kVA generator class.
Real Application Scenarios for the 340kW Power Unit
Understanding where this specific water-cooled turbocharged engine performs best is critical for system integrators. The 340kW prime output makes the Cummins 6ZTAA13-G3 engine for 400kVA generator applications the industry standard.
When deployed as a Cummins 6ZTAA13-G3 engine for telecom backup power, its rapid startup capability ensures cellular towers do not drop signals during grid failures. The GAC governor responds instantly to load acceptance, a strict requirement for telecom data integrity.
In heavy industry, the Cummins 6ZTAA13-G3 engine for mining generator sets shines due to its tolerance for harsh environments. Mining operations often utilize the Cummins 340kW engine for industrial generator arrays running in continuous prime power mode to run crushers and ventilation systems.
Urban infrastructure also relies heavily on this platform. Facility managers frequently specify the Cummins 6ZTAA13-G3 engine for commercial building backup. In these scenarios, the engine sits on standby for months but must fire immediately to power elevators, emergency lighting, and fire suppression pumps. Whether functioning as a Cummins 6ZTAA13-G3 engine for prime power generator operation in a remote camp or a Cummins 6ZTAA13-G3 engine for standby generator duty in a hospital, the 13L platform delivers consistent uptime.
Technical Comparisons: 6ZTAA13-G2 vs G3 vs G4
A common challenge during procurement is selecting the exact engine variant within a family. Clients frequently ask us to clarify the differences between 6ZTAA13-G2, G3, and G4 engines. While they share the same physical footprint, block, and 13.0L displacement, their internal calibrations and output ratings are distinct.
The G2 variant is tuned for slightly lower power requirements, making it suitable for smaller alternators where fuel economy at lighter loads is the priority.
The Cummins 6ZTAA13-G3 13L diesel engine specifications represent the definitive middle ground. It is specifically calibrated to hit the 340kW prime power mark, perfectly aligning with the globally popular 400kVA alternator size. It balances mechanical stress, cooling requirements, and fuel efficiency optimally.
The G4 variant pushes the 13L block to its upper performance limits for higher-capacity gensets. However, for buyers specifically needing a reliable 400kVA solution, upgrading to the G4 is unnecessary and may result in running the engine under-loaded, which can lead to wet stacking. The G3 remains the most requested configuration by genset packagers for this power node.
Common Misconceptions in Engine Sourcing
There are several misunderstandings buyers encounter when sourcing a replacement engine. The most prominent is the assumption that any 13L vehicle engine can be adapted for power generation. A true Cummins 6ZTAA13-G3 G-Drive engine is strictly manufactured for constant speed operation. Vehicle engines are built for variable speeds. Attempting to use a truck engine block for a 50Hz generator engine application will lead to severe governor instability and frequency fluctuations.
Another misconception involves operating speeds. While this specific model is dominantly configured as a Cummins 6ZTAA13-G3 1500 rpm generator engine for 50Hz markets, some buyers mistakenly believe it can simply be throttled up to act as a Cummins 6ZTAA13-G3 1800 rpm generator engine for 60Hz markets without mechanical changes. Adjusting the speed requires precise recalibration of the GAC electronic governor and often different fuel pump timing to prevent overheating. Always consult with a HekoPower engineer regarding your target frequency before finalizing your order.
Maintenance, Replacement, and Component Specifications
Long-term reliability depends heavily on proper maintenance and accurate parts sourcing. When ordering parts or a complete Cummins 6ZTAA13-G3 replacement engine, verifying the Control Parts List is mandatory. This specific build is identified as Cummins 6ZTAA13-G3 CPL 3715. It may also be referenced by the internal factory configuration code Cummins 6ZTAA13-G3 D0C3006GX03. Providing these numbers ensures you receive exact-match components.
Routine maintenance on the BYC PD fuel pump requires clean diesel to prevent plunger wear. We recommend strict adherence to fuel filter replacement intervals. The water-cooled turbocharged engine design also mandates regular inspection of the charge air cooler piping to prevent boost leaks, which directly impact the Cummins 6ZTAA13-G3 fuel consumption at 1500 rpm.
As an experienced DCEC 6ZTAA13-G3 engine supplier, HekoPower guarantees that every Cummins 6ZTAA13-G3 engine assembly we ship is factory-new. Securing a genuine DCEC 6ZTAA13-G3 engine rather than an aftermarket rebuild ensures the structural integrity of the 1195kg block is uncompromised and the factory warranty remains intact.
Exploring the Cummins 6Z13-G Series Lineup
When sourcing industrial engines, finding the exact match for your alternator and load requirements is critical. While the 6ZTAA13-G3 offers a highly sought-after 340kW prime output, your project might require a different configuration within the same engine family. To accommodate diverse power generation needs without changing base frame dimensions, DCEC developed a complete lineup based on this robust 13.0L platform.
Cummins 6Z13-G Series, original products from Dongfeng Cummins Engine Plant (DCEC), Cummins Joint Venture Plant since 1986, 50% shareholding by Cummins USA. This series mainly includes 6ZTAA13-G2-390KW, 6ZTAA13-G3-340KW, 6ZTAA13-G4-400KW. In accordance with the criteria of Machinery Safety Directive 2006/42, movable elements such as distribution belts, fans, and parts that acquire high temperatures during operation, such as exhaust manifolds, have their respective safeguards. Before being delivered, the generator is thoroughly checked at the factory. Voltage, frequency, and load are all tested, as well as the appropriate operation of warnings and the influence of engine oil temperature on stop.
Frequently Asked Questions
What is the exact electrical rating of a generator built with a 6ZTAA13-G3 engine?
When running at a standard 1500RPM speed for 50Hz applications, this engine produces a prime engine output of 340kW. When paired with a high-efficiency alternator (averaging 92% efficiency), this yields a prime power rating of 300kW or 375kVA. Under emergency standby conditions, the engine steps up to 380kW, delivering a standby alternator output of 330kW or 413kVA (often called a 400kVA class generator set).
Which specific governor is mounted onto the BYC PD fuel injection system?
The fuel platform utilizes a premium BYC mechanical inline injection pump paired with a GAC (Governor America Corp) electronic speed controller module. This setup keeps steady-state speed hunting within a tight 0.5% tolerance window, matching the strict frequency controls required by medical backup grids and telecom installations.
Can the 6ZTAA13-G3 engine be adjusted to run at 1800RPM for 60Hz grids?
Yes. The dual-speed architecture of the Dongfeng Cummins block allows for field calibration to 1800RPM. At 1800RPM, the prime output rating remains stable at 340kW (455 HP), while the standby peak matches the 380kW mark. This versatility allows manufacturers to use a single engine model across both 50Hz and 60Hz markets.
What is the wholesale price for Cummins 6ZTAA13-G3 engine units?
The Cummins 6ZTAA13-G3 engine price fluctuates based on global material costs, exact configuration requirements, and order volume. HekoPower operates as a direct Cummins 6ZTAA13-G3 wholesale distributor, allowing us to offer highly competitive pricing for B2B clients, genset packagers, and fleet operators. Please contact our sales team with your destination port for a precise Cummins 6ZTAA13-G3 engine for sale quotation.
What are the genuine DCEC 6ZTAA13-G3 replacement parts and lead time expectations?
Lead times vary depending on factory production schedules and your required quantity. As a dedicated Cummins 6ZTAA13-G3 export supplier, we typically maintain strong inventory access. Standard 6ZTAA13-G3 engine price and lead time quotes for a complete engine assembly are usually finalized within 24 hours, with standard factory dispatch taking a few weeks. Genuine replacement parts for CPL 3715 are generally available for immediate air freight dispatch.
How do I verify I am purchasing a genuine engine?
Always source from a reputable Cummins 340kW generator engine supplier like HekoPower. A genuine engine will always feature authentic factory nameplates detailing the specific CPL 3715 and build code D0C3006GX03. We provide complete factory testing reports and origin documentation with every Cummins 6ZTAA13-G3 engine assembly supplier transaction to guarantee authenticity.
