The Cummins QSC8.3-C220 is a mid-range diesel engine in the Cummins QSC8.3 series, producing approximately 220 horsepower (≈162 kW @ 2200 rpm). This 8.3-liter, 6-cylinder in-line engine is specifically designed for medium to large excavators (approximately 30 tons), offering strong output, stable performance, and excellent fuel economy, meeting the demands of heavy-duty earthmoving, mining, and infrastructure construction. According to specifications, this series of engines has a displacement of 8.3 L, 6 cylinders, and a bore × stroke of 114 × 135 mm.
Key Technical Features
Powerful Output:
The QSC8.3-C220 version has a rated power of approximately 162 kW (≈220 hp) @ 2200 rpm.
01
High Torque Response:
Designed for harsh operating conditions, this engine series boasts excellent low-speed torque output, making it suitable for excavators in digging, transporting, and scenarios with large load variations on slopes.
02
Advanced Fuel Injection System:
Employing a high-pressure common rail or electronically controlled fuel system improves combustion efficiency and reduces fuel consumption and emissions.
03
Reliable Structure and Easy Maintenance:
The 8.3 L displacement, 6-cylinder design is mature, with a wide range of parts and short maintenance cycles, resulting in lower lifecycle costs for construction machinery users.
04
Suitable for 30-ton Excavators:
Matched to the power requirements of 30-ton excavators, it ensures digging force and lifting speed while stably handling high-frequency operating environments.
05
Application Advantages
In 30-ton excavators, the QSC8.3-C220 provides sufficient power margin, enabling stable operation even under heavy loads, continuous operation, and frequent start-stop conditions.
High Fuel Economy: Thanks to its superior fuel injection and combustion system design, it helps reduce hourly fuel costs.
With a reliable brand and a comprehensive maintenance system, it's suitable for project clients focused on long-term operation and maintenance cost control.
Flexible configuration allows OEMs or users to match engine speed and torque output characteristics to the excavator's structure and hydraulic system.
The Cummins QSC8.3-C220 diesel engine is a high-performance power unit designed specifically for medium to large-sized excavators. With its strong power, excellent torque, mature structure, and brand assurance, it has become the preferred power solution for 30-ton excavator users seeking efficiency, reliability, and cost control.
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