Underground - Longwall
Caterpillar is the global market leader and supplier of complete longwall systems. All over the world, our equipment and systems are meeting the demands of underground mining under the most stringent conditions. Adapted to the mining challenges faced by our customers today, Cat customized systems range from hydraulic roof supports, automated plow systems, shearers, face conveyors and drive systems to automation and roof support carriers.Caterpillar delivers your system of choice, from low to high seam heights, for the longest longwalls and highest production demands.
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Armored Face Conveyors

Cat® Face Conveyors are one of the most powerful transport systems in underground mining.
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Cat® Face Conveyors are one of the most powerful transport systems in underground mining.
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Cat® Face Conveyors are one of the most powerful transport systems in underground mining.
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Cat® Face Conveyors are one of the most powerful transport systems in underground mining.
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CST Drive Systems

The drive for productivity leads to controlled start transmission systems.
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The drive for productivity leads to controlled start transmission systems.
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The drive for productivity leads to controlled start transmission systems.
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Mining Controls

Whether for comprehensive date acquisition, safe and secure date exchange with surface, PC-visualisation of current longwall data, or central control and maintenance of machines - the Cat main...
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The intrinsically safe Cat® PMC-D control is used on shearer or plow faces to provide high level AFC (armed face conveyor) and plow automation. Each Drive unit needs to be equipped with one PMC-D...
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The intrinsically-safe Cat® PMC-R control units are used on shearer or plow faces to provide medium to high level of longwall automation. Each Roof Support needs to be equipped with one PMC-R...
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In face conveyor or plow automation systems the Cat® PMC-V provides the human machine interface (HMI) to interact with the PMC-D drive controls to operate manual mode, visualize and change...
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Plows

The Gleithobel Plow System GH1600 was specifically developed for very hard coal and high productivity by doubling the installed power of the GH800 to 1600 kW (1,080 hp). It can be used in seams from...
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Automation turns a simple, robust plow into a high-performance mining machine.
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Automation turns a simple, robust plow into a high-performance mining machine.
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The Cat® GH800 Plow System, previously known as the GH 9-38 ve system, has been the standard plow of choice since the early 1990s and is used in seams from approximately 0.9 m (35 in) up to 2.0 m...
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Roof Support Carriers

The right roof support for any longwall application.
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The right roof support for any longwall application.
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The right roof support for any longwall application.
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Longwall moves represent an enormous challenge to underground transportation logistics. Caterpillar offers a full range of roof support carriers to meet the needs of efficient longwall moves. With...
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The right roof support for any longwall application.
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The right roof support for any longwall application.
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The right roof support for any longwall application.
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Roof Supports

Steep grades, very thick and very thin seams, unstable roofs and massive sandstone plates, soft ground and geological faults. These varying conditions require a high level of adaptation to specific...
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Variable Frequency Drives

The Cat VFD-A800/W800 provides efficiency and maximized profitability for the motor control of armored face conveyors in underground longwall applications. The variable frequency drive consists of...
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The Cat VFD-A1200/W1200 provides efficiency and maximized profitability for the motor control of armored face conveyors in underground longwall applications. The variable frequency drive consists of...
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