Details
CCEC Cummins KTA38-G2A 915kW 1800RPM Generator Drive Engine
The CCEC Cummins KTA38-G2A 1800RPM is a heavy-duty, 37.8L V12 diesel engine engineered specifically for continuous and prime power generation. Built at the Chongqing Cummins Engine Co., Ltd. (CCEC) facility, this model delivers a highly stable 915kW prime power rating and a 1007kW standby capacity. With a robust 159 x 159 mm bore and stroke, the KTA38-G2A 12-cylinder diesel engine is the industry standard for driving high-capacity alternators in demanding industrial environments.
As an established Cummins KTA38-G2A engine exporter, HekoPower supplies this specific model to generator assemblers and end-users worldwide. Every unit we distribute is a genuine CCEC KTA38-G2A complete engine with the original factory data plate, ensuring full traceability and warranty compliance.
Tech Specs of Cummins KTA38-G2A Generator Engine
General Engine Data
Engine Model: Cummins KTA38-G2A-915KW
Type: 12 Cylinders, 60° V Type, 4 Stroke Diesel
Displacement: 37.8 L
Bore * Stroke: 159 * 159
Net Weight: 3954 Kg
Overall Dimension: 2341mm*1360mm*1653mm
Key Performance Data
Rated Power, Standby Output: 915 kW/1227HP, 1007 kW/1350HP
Rated Speed: 1800 rpm
Low Idle Speed: 725-775 rpm
Fuel Consumption @ Rated Power: 225 L/Kw.h
More Technical Data
Engine Exhaust Manifold: Optional for Wet Exhaust manifold Heat exchanger
Aspiration: Turbocharged/Intercooled
Compression Radio: 14.5:1
Fuel System: Cummins PT Pump, Direct Injection
Starting System: Electrical starting motor (24V)
Cooling Method: Water cooling
Lowest Starting Temp (Without auxiliary system): -12℃
Governor Type: Mechanical Control, ≤ 5%
Technical Comparisons and Power Rating Distinctions
Many engine suppliers list K38 series models interchangeably, causing confusion for procurement teams. The differences between these engines are strictly defined by their operating speeds and factory calibrations. Understanding these distinctions is critical for proper generator set matching.
KTA38-G2A 1500RPM vs 1800RPM (50Hz vs 60Hz)
The most common point of confusion is the KTA38-G2A 813kW vs 915kW power rating. This difference entirely depends on the electrical frequency of your target market. The 915kW output is achieved specifically by the KTA38-G2A-B Cummins generator engine, which runs at 1800 RPM for 60Hz applications.
Conversely, the KTA38-G2A-A variant is calibrated for 1500 RPM to serve 50Hz generator applications. Because of the lower rotational speed, the 50Hz model only produces 813kW of prime power. You cannot safely achieve the 915kW rating at 1500 RPM. Procurement teams must clearly specify their 60Hz / 1800 RPM intent when requesting a KTA38-G2A 915kW engine quote to ensure the factory calibrates the PT fuel pump correctly before shipping.
KTA38-G2A vs KTA38-G4 60Hz Power Rating Comparison
When evaluating the KTA38-G2A against the KTA38-G4 for a 60Hz prime generator set, the decision comes down to your exact kVA requirements. The KTA38-G2A 915kW 1227HP engine is perfectly mapped to drive a 1000kVA generator continuously.
The KTA38-G4 is a higher-output variant that pushes over 1000kW of prime power. If your facility only requires a 910kVA to 1000kVA generator engine, selecting the KTA38-G2A over the G4 ensures better fuel economy, lower exhaust temperatures at operating load, and a more cost-effective initial investment.
Real Application Scenarios and Alternator Matching
The Cummins KTA38-G2A 60Hz generator engine is deployed globally in environments requiring uncompromising reliability. Typical deployment sites include remote mining camps, offshore platforms, and heavy manufacturing facilities operating on 60Hz utility grids.
Generator Set Matching and Paralleling
Proper KTA38-G2A alternator matching is required to handle the 1227HP prime power output. This 60Hz G-Drive engine features a standard SAE 0 flywheel housing, allowing it to couple directly with major alternator brands like Stamford, Leroy Somer, or Mecc Alte.
This model is frequently utilized in paralleling generator applications. By synchronizing two or more KTA38-G2A genset engine packages, facilities can create a modular 2000kVA or 3000kVA power plant. The engine's responsive mechanical governing system ensures minimal frequency dip when heavy transient block loads are applied across the synchronized grid.
Maintenance, Replacement Tips, and Export Logistics
Whether you are building a new power plant or ordering a KTA38-G2A engine replacement for a 60Hz prime generator set, understanding the physical and operational parameters of this engine is essential.
Verifying Configuration and CPL Numbers
Before you buy a CCEC KTA38-G2A engine assembly to replace a failed unit, you must verify the original Control Parts List (CPL). The standard 915kW 1800RPM model is built as the Cummins KTA38-G2A CPL 3660 engine assembly.
This specific build aligns with the CCEC KTA38-G2A configuration D233020DX02. Cross-referencing these exact numbers ensures your new engine power pack will have identical mounting points, cooling connections, and exhaust orientations as your original equipment. Engineers can verify these performance parameters by reviewing the official Chongqing Cummins KTA38-G2A Curve C-621-D datasheet.
Engine Dimensions, Weight, and Sea Freight Logistics
Logistics managers need accurate data for rigging and transport. The dry KTA38-G2A 3954kg engine requires heavy-duty lifting equipment for installation. The overall KTA38-G2A engine dimensions are approximately 2341mm long, 1360mm wide, and 1653mm high.
When shipping internationally, HekoPower utilizes reinforced wooden crating designed for rough transit. The CCEC KTA38-G2A 915kW bare engine export packing weight normally reaches 4200kg. As a dedicated Cummins KTA38-G2A generator engine wholesale supplier in China, we actively manage customs processing to maintain a highly predictable KTA38-G2A 915kW diesel engine sea freight lead time, ensuring your project stays on schedule.
PT Fuel System and General Maintenance
The longevity of the KTA38-G2A turbocharged aftercooled engine relies heavily on its mechanical PT fuel system. This proprietary Cummins design utilizes a low-pressure gear pump and unit injectors to deliver precise fuel metering.
Routine maintenance requires regular adjustment of the injector tappets and consistent replacement of the fuel and lube filters. Because the system lacks complex electronic control modules, the KTA38-G2A 24V electric start engine remains highly serviceable in remote locations where advanced diagnostic computers are unavailable.
Common Misconceptions Regarding the KTA38-G2A
A frequent misconception in the used equipment market is that a 50Hz KTA38-G2A can simply be adjusted to run at 60Hz by turning a screw on the governor. While the engine speed will physically increase to 1800RPM, the internal KTA38-G2A PT fuel pump calibration will be entirely incorrect.
Operating an engine outside of its designated CPL fuel map leads to severe fuel unburn, excessive exhaust heat, and potential piston failure. Always source an original CCEC KTA38-G2A engine supplier to provide a factory-calibrated 1800RPM unit rather than attempting a field retrofit on a 1500RPM block.
Explore the Complete Cummins K38 Generator Engine Lineup
While the KTA38-G2A 915kW engine is the premier choice for 1000kVA 60Hz power generation, HekoPower supplies the entire family of K38 engines to meet varying regional emission standards and power demands. Depending on your required kVA output and local grid frequency, another model within this displacement class may be better suited for your alternator matching requirements.
Cummins K38-G Series, original products from Chongqing Cummins Engine Plant(CCEC). This series mainly includes KT38-G-560KW, KTA38-G1-634KW, KTA38-G2-664KW, KTA38-G2A-813KW, KTA38-G2B-711KW, KTA38-G5-880KW, KTA38-G9A-1195KW, KT38-G-679KW, KTA38-G2-809KW, KTA38-G2A-915KW, KTA38-G4-1007KW.
Technical FAQs
What is the standard KTA38-G2A fuel consumption at full load?
Fuel consumption is directly tied to the electrical load. Based on the Cummins KTA38-G2A PT fuel system fuel consumption g/kWh ratings, the engine burns approximately 225 liters per hour when running at 100% prime power (915kW). At the 1007kW standby rating, fuel consumption increases to roughly 245 liters per hour.
Can this engine be used for continuous marine auxiliary power?
While the block is similar, the G-Drive series is specifically engineered for land-based power generation. Marine applications require different cooling heat exchangers and marine-society certifications. We recommend exploring our dedicated marine auxiliary engine categories for those specific requirements.
Can a 1500 RPM KTA38-G2A engine be converted to run at 1800 RPM?
The KTA38-G2A architecture supports dual-frequency operation (50Hz at 1500 RPM delivering 813kW vs 60Hz at 1800 RPM delivering 915kW). Converting speed requires recalibrating or swapping the PT fuel pump governor button, adjusting injection timing, and verifying radiator airflow parameters to match the higher output.
What is the typical KTA38-G2A engine delivery time?
Delivery times depend on factory production schedules and your required configuration. Standard bare engines often have shorter lead times, while complete KTA38-G2A generator power pack assemblies incorporating custom radiators and control panels require longer assembly windows. Contact our sales team with your exact destination port to receive a precise logistics timeline and the current KTA38-G2A 915kW engine price.
Can this engine be converted from 60Hz to 50Hz operation?
While the KTA38-G2A engine CPL CQ609 is factory-optimized for 60Hz (1800RPM), the governor can be mechanically adjusted to operate at 50Hz (1500RPM). However, dropping the engine speed will alter the prime power output and airflow dynamics. If your primary requirement is a 50Hz prime application, our engineering team will guide you toward the correct alternative CPL within the KTA38 family to ensure maximum efficiency.
Are you a direct Cummins KTA38-G2A exporter and wholesale supplier?
Yes. HekoPower operates as an established Cummins KTA38-G2A wholesale supplier and Cummins generator engine distributor. We manage the entire export logistics chain from the Chongqing factory directly to your requested global port, complete with all necessary customs documentation and certificates of origin.
