The Bucyrus MT6300AC is an off-

highway A highway is any public or private road or other public way on land. It is used for major roads, but also includes other public roads and public tracks. In some areas of the United States, it is used as an equivalent term to controlled-access ...

, ultra class, two-

axle An axle or axletree is a central shaft for a rotating wheel or gear. On wheeled vehicles, the axle may be fixed to the wheels, rotating with them, or fixed to the vehicle, with the wheels rotating around the axle. In the former case, bearing ...

, diesel/ AC electric

powertrain A drivetrain (also frequently spelled as drive train or sometimes drive-train) is the group of components that deliver mechanical power from the prime mover to the driven components. In automotive engineering, the drivetrain is the components o ...

haul truck Haul trucks are off-highway, rigid dump trucks specifically engineered for use in high-production mining and heavy-duty construction environments. Haul trucks are also used for transporting construction equipment from job site to job site. Some ar ...

designed and manufactured by Bucyrus International Inc. in the United States. The MT6300AC is Bucyrus' largest, highest payload capacity haul truck, offering one of the largest haul truck payload capacities in the world, up to . The closest analogs are

Liebherr T 282B The Liebherr T 282 series are off-highway, ultra class, rigid frame, two axle, diesel-electric, AC powertrain haul trucks designed and manufactured in the United States by Liebherr Mining Equipment Co. The Liebherr T 282 series is no longer i ...

Caterpillar 797F The Caterpillar 797 is a series of off-highway, ultra class, two-axle, mechanical powertrain haul trucks developed and manufactured in the United States by Caterpillar Inc. specifically for high-production mining and heavy construction applica ...

, which can carry the same weight, and

BelAZ 75710 The BelAZ 75710 is an ultra class haul truck manufactured in Belarus by BelAZ. As of 2013, it was the world's largest, highest payload capacity haul truck. Design The BelAZ 75710 has a conventional two-axle setup but the wheels are doubled, one ...

with 450 tons payload capacity. On February 19, 2010, the Terex Unit Rig MT6300AC was re-branded as the Bucyrus MT6300AC when Bucyrus International Inc. acquired the mining equipment division of

Terex Corporation Terex Corporation is an American worldwide manufacturer of lifting and material-handling plant for a variety of industries including construction, infrastructure, quarrying, recycling, energy, mining, shipping, transportation, refining and ut ...

. On July 8, 2011, Bucyrus became a division of Caterpillar. The Bucyrus AC line became known as Caterpillar's UnitRig line.http://www.caterpillar.com/cda/files/2846365/7/070811.Caterpillar+Completes+Acquisition+of+Bucyrus.pdf

Public debut

Terex Corporation's Terex Mining division debuted the Terex Unit Rig MT6300AC at

MINExpo International MINExpo International is a trade show sponsored by the National Mining Association. The show exhibits the latest mining and minerals processing technologies, and state-of-the-art machinery and equipment for the coal, metal and nonmetal mining pr ...

in September, 2008. Prior to the introduction of the MT6300AC and the

at MINExpo International in September, 2008, the

, introduced in 2004, was the only haul truck with a payload capacity of .

Re-branding

On February 19, 2010, the Terex Unit Rig MT6300AC was re-branded as the Bucyrus MT6300AC when Bucyrus International Inc. acquired the mining equipment division of Terex Corporation.

Powertrain

The MT6300AC employs a diesel/AC electric powertrain. A MTU/ DDC C3 Series 20V4000 four-stroke diesel engine powers an AC electric alternator which provides power to a triple reduction geared electric motor located at each side of the rear axle. Fully loaded, the MT6300AC's can reach a top speed of .

Specifications

Notes

References

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External links

MT6300AC Electric Drive Truck product brochure (PDF)
- WebCite archive
Terex MT6300 Mining Truck
- YouTube
Bucyrus Mining Trucks
- Bucyrus International Inc. {{Bucyrus-Erie Haul trucks