Caterpillar MT4400D AC
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Caterpillar MT4400D AC
The Caterpillar MT4400D AC is a powerful off-highway mining dump truck designed for high-production operations. Featuring advanced AC electric drive technology, this truck delivers superior fuel efficiency, traction control, and long-term reliability. With a gross machine operating weight of over 1.2 million pounds and a payload capacity of 240 tons, it meets the demanding needs of large-scale mining projects. Caterpillar MT4400D AC, mining truck, off-highway truck, AC drive mining truck, heavy-duty dump truck, Cat MT4400D, Caterpillar haul truck, high capacity mining truck.
Key Specifications of Caterpillar MT4400D AC
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Wheelbase
6401.0 mm
Caterpillar MT4400D AC Equipment Variants
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Frequently Asked Questions
The Caterpillar MT4400D AC is a powerful off-highway mining dump truck that is specifically designed for high-production operations within large-scale mining projects. It functions as an electric drive hauler, offering excellent performance and reliability in heavy-duty mining environments.
Key operating specs include a nominal payload capacity of 221.0 tonnes, a gross machine operating weight (GMW) of 392357.0 kg, and a wheelbase of 6401.0 mm. Its maximum top speed when loaded is 64.0 km/h.
The Advanced Caterpillar MT4400D AC features an AC electric drive technology that provides a perfect balance of fuel savings and durability. This advanced powertrain ensures superior characteristics like smooth acceleration, excellent traction control, and improved fuel efficiency for demanding hauling tasks.
Safety features include meeting ISO 3449:1992 for Falling Object Protective Structure (FOPS) and ISO 3471:1994 for Rollover Protective Structure (ROPS). Additionally, it is equipped with comprehensive braking systems, including electric retarding.
The Body Hoist system has a pump flow of 900.0 L/min at high idle and a relief valve setting of 17236.0 kPa for raising. The body can raise in 22.0 seconds at high idle, while the power down time is stated as 16.5 seconds.
