The 600-Ton Dump Truck That Carries 363T of Rock at 64 Km/H in the Mine

Written by Bruno Teles

Published on 28/05/2025 at 19:58

Caminhão basculante Terex MT 6300AC: um gigante da mineração! ⛏️ Carga de 363t, tração elétrica AC e legado na Cat.

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Launched in 2008, the Terex MT 6300AC Dump Truck was a milestone in ultra-class mining, with a capacity of 363 tons and an advanced AC electric drive system. Discover its specifications and evolution.

The Terex MT 6300AC Dump Truck, introduced in 2008, represented a significant advancement in the ultra-class mining vehicle sector. Designed to carry a payload of 363 metric tons (400 short tons), it stood out for its robust AC electric drive system and engineering focused on maximizing productivity in large-scale operations.

Explore in detail the technical specifications, design philosophy, corporate trajectory, and the enduring legacy of the Terex MT 6300AC, a giant that continues to influence the industry through its successors.

The Purpose and Applications of the Terex MT 6300AC Dump Truck

The Terex MT 6300AC was designed for heavy mining operations, transporting exceptionally large volumes of materials such as metallic ores, coal, and overburden (waste material).

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Maximizing Load and Efficiency

Terex MT 6300AC Dump Truck a giant of mining! ⛏️ Load of 363t, AC electric drive, and legacy at Cat.

The development of the MT 6300AC was guided by principles of maximizing payload, reliability in harsh environments, and high operational efficiency. A cornerstone of its engineering was the incorporation of an AC electric drive system, chosen for its superior traction performance, smooth acceleration, and powerful dynamic braking capability. The chassis structure, with deep-section beams and an advanced suspension, was designed to support immense loads and ensure durability.

Detailed Specifications of the Terex MT 6300AC Dump Truck

The specifications of the MT 6300AC reflect its colossal nature:

Dimensions: Approximately 15.6 meters long, 9.7 meters wide, and 8 meters high.
Payload Capacity: Nominally 363 metric tons, with a standard bucket volume of around 230 m³.
Powertrain: Diesel engine options such as the MTU/DDC 20V4000 (3,750 HP) or Cummins QSK78 (3,500 HP), coupled to an AC electric drive system with induction wheel motors.
Dynamic Braking: Capable of up to 6,000 HP, allowing to stop the fully loaded truck without using mechanical service brakes.
Weights: Curb weight around 236 metric tons and gross vehicle weight (GVW) between 599 and 603 metric tons.
Tires: Uses the 59/80R63 standard, exceptionally sized tires.
Cabin: Spacious, certified ROPS/FOPS (rollover and falling object protection), focusing on operator safety and comfort.
Fluid Capacities: Fuel tank capacity of 4,921 liters.

Evolution and Legacy

The history of the MT 6300AC is marked by changes in ownership. Launched as Terex Unit Rig MT6300AC in 2008, it became the Bucyrus MT6300AC in 2010 after the acquisition of Terex’s mining division by Bucyrus International. In 2011, with the acquisition of Bucyrus by Caterpillar Inc., the model was integrated into the Caterpillar line, later evolving into what is now known as the Caterpillar 798 AC. This continuity under major manufacturers attests to the robustness of its original design.

Operational Performance, Maintenance, and the Competitive Context

The MT 6300AC was designed for efficient transportation of large volumes, proving its capability in challenging conditions like Canada’s oil sands. Its AC electric drive system offers advantages in acceleration and speed control on slopes.

The design also aimed for excellent accessibility to components for ease of maintenance and increased durability, crucial factors for reducing the cost per ton transported. At its launch, it competed in the ultra-class segment with models like the Caterpillar 797F (mechanical), and the also-electric AC Liebherr T 282B/C and Komatsu 960E-1.

The Lasting Significance of the Terex MT 6300AC Dump Truck for the Global Mining Industry

The Terex MT 6300AC Dump Truck holds a significant place in the history of mining equipment. It was a pioneer in the 400 short ton capacity class, standing out for its design specifically tailored for this load and the large-scale adoption of AC electric drive technology.

Its legacy of robust and efficient engineering endures in its direct successor, the Caterpillar 798 AC. The MT 6300AC was an important catalyst for innovation and competition in the ultra-class mining truck market, helping shape the modern landscape of these industrial giants.

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The 600-Ton Dump Truck That Carries 363T of Rock at 64 Km/H in the Mine

Launched in 2008, the Terex MT 6300AC Dump Truck was a milestone in ultra-class mining, with a capacity of 363 tons and an advanced AC electric drive system. Discover its specifications and evolution.

The Purpose and Applications of the Terex MT 6300AC Dump Truck

Maximizing Load and Efficiency

Detailed Specifications of the Terex MT 6300AC Dump Truck

Evolution and Legacy

Operational Performance, Maintenance, and the Competitive Context

The Lasting Significance of the Terex MT 6300AC Dump Truck for the Global Mining Industry

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The 600-Ton Dump Truck That Carries 363T of Rock at 64 Km/H in the Mine

Launched in 2008, the Terex MT 6300AC Dump Truck was a milestone in ultra-class mining, with a capacity of 363 tons and an advanced AC electric drive system. Discover its specifications and evolution.

The Purpose and Applications of the Terex MT 6300AC Dump Truck

Maximizing Load and Efficiency

Detailed Specifications of the Terex MT 6300AC Dump Truck

Evolution and Legacy

Operational Performance, Maintenance, and the Competitive Context

The Lasting Significance of the Terex MT 6300AC Dump Truck for the Global Mining Industry

A giant printer called the “Ferrari” of concrete has landed in Latin America and can already build a 120-square-meter house in just 48 hours, making the traditional construction site look like something from the last century.

Brazil will harvest a record crop of up to 357 million tons of grains, but it does not have the capacity to store a large part of it. The storage deficit has reached the highest level in history and is equivalent to almost the entire production of Argentina.

Four times faster than the Concorde, capable of taking passengers from New York to London in less than an hour at Mach 5.5, and with an engine that switches from turbojet to ramjet mid-flight at Mach 3.5, the Hermeus Quarterhorse went from paper to its first flight in just 19 months.

Under nearly 2 kilometers of ice in Antarctica, scientists have discovered an ancient landscape sculpted by rivers up to 60 million years ago, the size of Wales, preserved as a time capsule that could help predict the advance of ice towards the ocean.

She started by collecting oyster shells from restaurants and today she has already accumulated more than 10 tons to restore reefs, recover coastal habitats, and demonstrate how a common waste can become a tool for ocean conservation.

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