Komatsu HM400-2R
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Variants
Komatsu HM400-2R
The Komatsu HM400-2R is a rugged and efficient articulated dump truck designed for heavy-duty hauling tasks in construction, mining, and large-scale earthmoving projects. With a maximum payload of 40 tons, this high-performance truck ensures excellent productivity and reliability in the toughest environments.
Komatsu HM400-2R Equipment Variants
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Frequently Asked Questions
The Komatsu HM400-2R Base is a large, articulated hauler intended for massive projects like construction, mining, and large-scale earthmoving. It is known for its high payload capacity and rugged body, making it effective at transporting heavy rocks and materials while maintaining low operational costs.
The equipment utilizes an SAE J1995 engine model, which is the Komatsu SAA6D140E-5. This is a 6-cylinder, turbo-charged, after-cooled diesel engine that has a displacement of 15.24 liters and operates at a rated RPM of 2000 rpm.
The machine has a substantial heaped capacity of 22.3 m³ (or 29.2 yd³) and a striking volume of 16.5 m³ (or 21.6 yd³). Its payload capability is rated at 36.5 metric tons or 40 U.S. tons, ensuring high hauling performance.
The vehicle has a maximum steering angle of 45 degrees in each direction and can achieve a minimum turning radius of 8.7 meters (28'7"). Its supplementary steering is automatically actuated and electrically powered, while the secondary steering relies on an accumulator.
The transmission features a forward torque converter drive in 1st gear and is full-automatic, counter-shaft type. It can reach a maximum travel speed of 58.5 km/h (36.4 mph), with a speed range that includes 6 speeds forward and 2 reverse.
