Details
Genuine Cummins QSKTAA19-C700 Engine Assembly
The Cummins QSKTAA19-C700 industrial diesel engine is a heavy-duty power solution designed for demanding construction, mining and industrial equipment. Manufactured by Chongqing Cummins Engine Company (CCEC), this electronically controlled member of the QSK19 family delivers a rated output of 700 HP (522 kW) while maintaining excellent fuel efficiency, durability and operational stability under continuous heavy-load conditions.
Unlike conventional mechanical diesel engines, the QSKTAA19-C700 incorporates Cummins Quantum electronic control technology. The electronic engine management system continuously adjusts fuel delivery according to engine load, altitude and operating conditions, helping improve combustion efficiency while reducing unnecessary fuel consumption and engine wear.
As a professional engine supplier, HekoPower supplies genuine Cummins QSKTAA19-C700 complete engines for OEM replacement projects, equipment rebuilding and international export. Every engine is supplied with factory identification and can be matched with customer application requirements before shipment.
Tech Specs of Cummins QSKTAA19-C700
General Engine Data
Engine Model: Cummins QSKTAA19-C700
Type: 6 Cylinders in Line
Displacement: 19 L
Bore * Stroke: 159 * 159
Overall Dimension: 2150mm*966mm*1704mm
Net Weight (with flywheel & alternator): 1699 Kg
Key Performance Data
Rated Power: 522 kW/700HP
Rated Speed: 2000 rpm
Max Torque/Speed: 2730 N.m @ 2000 rpm
Fuel Consumption @ Rated Power: 210 g/Kw.h
Max Continuous Running Altitude: 2000 m
More Technical Data
Certification: Euro II
Aspiration: Turbocharged-Intercooled
Fuel System: Direct Injection PT Pump
Compression Ratio: 13.9:1
Electrical System (Starter Motor/Alternator): 12V/24V
Lowest Starting Temp Without auxiliary system: -12℃
Cooling Method: Water cooled
Engine Cooling Fluid Volume: 30 L
Power Delivery and Fuel Curve Optimization
The defining characteristic of this Cummins 522kW diesel engine is its advanced air-handling and injection map. Utilizing an optimized turbocharger setup, the air-to-air aftercooling lowers intake temperatures significantly, compressing denser air into the cylinders. This results in complete combustion, making it a notably low fuel consumption engine compared to older mechanical platforms.
The peak engine torque arrives low in the RPM band. This gives operators immediate hydraulic recovery under peak load conditions without dropping engine speeds into a stall zone.
Quantum Electronic Fuel Architecture
Moving beyond traditional mechanical governors, this platform uses a Cummins electronically controlled diesel engine network. The system monitors ambient temperature, barometric pressure, and load factors in millisecond cycles. This constant micro-adjustment shields the internal rotating assembly from thermal stress while minimizing exhaust opacity.
Real Application Scenarios
Heavy Duty Construction Diesel Engine Integration
The physical durability of the Cummins QSK19 heavy duty engine makes it the preferred prime mover for severe engineering projects. Its structural block uses high-strength structural iron with integrated oil and coolant pathways to eliminate exterior hose fail points.
Machinery Deployment Fields
- Heavy Mining Equipment: Powers open-pit haul trucks and high-capacity mining shovels running deep duty cycles.
- Large Excavator Units: Acts as the primary Cummins QSKTAA19-C700 excavator engine for 70 to 90-ton class track machines.
- Drilling Rig Installations: Functions as a stable drilling rig engine for deep well extraction and geotechnical foundation setups.
- Infrastructure Support: Integrates as a standalone hydraulic power pack engine for large-scale dredging and municipal concrete pumping stations.
Technical Comparisons
QSKTAA19-C700 vs. Standard Mechanical KTA19
The modern Cummins Quantum engine platform introduces distinct operational differences compared to legacy legacy KTA19 mechanical engines. While both share a rugged structural foundation, their fuel delivery and emission management strategies are completely diverse.
- Injection Strategy: The legacy KTA19 relies on mechanical PT pumps and rockers. The QSKTAA19-C700 utilizes precise electronic controls to vary injection timing based on load.
- Torque Curve Breadth: The modern electronic system creates a flatter, wider peak torque plateau. This minimizes transmission shifting or hydraulic system surging under stress.
- Diagnostic Capability: Legacy units require hands-on mechanical isolation during faults. The Quantum platform logs faults digitally, reducing troubleshooting windows from hours to minutes.
Maintenance, Troubleshooting, and Replacement Tips
Daily Operational Checks
Preventive maintenance protects your high horsepower investment. Owners should track these three key daily items:
- Check the primary fuel water separator to prevent moisture from pitting the electronic injectors.
- Monitor the air restriction gauge on high-dust mining sites to avoid turbocharger compressor wheel erosion.
- Inspect the cooling core face for dirt buildup, ensuring the aftercooler operates at maximum efficiency.
Recognizing Early Fault Indicators
Do not ignore minor operation deviations. Address these clear field signs before they cause component damage:
- Rapid Power Drop under Load:Inspect fuel filters for wax / check rail pressure actuator signals.
- Heavy Blue Smoke at Startup: Verify turbocharger oil seals or track crankcase breather pressure drop.
- Active Warning Lamp Flashing: Connect INSITE tool to scan active error codes on the Quantum electronic module.
Complete Overhaul Planning
When an asset approaches major service milestones, using a structured Cummins QSKTAA19-C700 engine rebuild kit is essential. Replacing liners, pistons, rings, and main bearings simultaneously resets the operating hour baseline. Always flush the engine oil cooler during an overhaul to remove any residual metal particles from previous component wear.
Global Supply and Logistics
Cummins QSKTAA19-C700 Export Supplier Process
HekoPower manages the entire international freight lifecycle for industrial machinery engines. Because a complete engine assembly requires specialized handling, we construct heavy-duty, moisture-sealed export crates for all sea and land transit lines.
Price, Warranty, and Lead Time Transparency
- Current Lead Time: Standard production and testing cycles require 10 to 15 business days from order confirmation to port delivery.
- Global Shipping: We facilitate FOB, CIF, and DDP shipping configurations across Asia, Africa, South America, and Europe.
- Warranty Coverage: Every genuine unit carries an international standard warranty covering major castings, crankshafts, and the core fuel system block.
Procurement Inquiry Response
For accurate Cummins QSKTAA19-C700 wholesale price sheets, please contact our export department directly. Provide your equipment model details so our application team can confirm flywheel housing, alternator voltage, and fan configurations before dispatch.
Cummins QSK-C Series, original products from Chongqing Cummins Engine Plant(CCEC). This series mainly includes QSK19-C600, QSKTAA19-C700, QSKTAA19-C755.
Frequently Asked Questions
Is the QSKTAA19-C700 engine interchangeable with mechanical KTA19 engines?
The physical dimensions permit placement into similar mounting footprints, but the electronic wiring loom, throttle controls, and diagnostic connections require integrating a dedicated wiring harness interface.
How does HekoPower verify that the engine assembly is original CCEC?
Every engine arrives with an official factory data plate containing a unique engine serial number (ESN). This number is trackable across the global Cummins network to verify factory build records and component authenticity.
What grade of diesel fuel is required for optimal performance?
The electronic fuel system runs efficiently on global standard industrial diesel. For ultra-low temperature mining zones, use winter-blend diesel to prevent fuel gelling within the high-pressure filtration lines.
What documentation ships along with the engine assembly?
Every export unit includes a certified factory test certificate, an accurate Cummins QSKTAA19-C700 data sheet, a physical maintenance guide, and international warranty registration paperwork.
