UNDERGROUND - LONGWALL

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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.

Armored Face Conveyors
ENGINE MODEL	TOP PLATE THICKNESS	BOTTOM PLATE THICKNESS	DOGBONE BREAKING FORCE
PF3	30 mm (1.18 in)	20.0 mm	2000.0 kN	view Specifications
PF4	40 mm (1.57 in)	25.0 mm	3600.0 kN	view Specifications
PF5	50 mm (1.96 in)	30.0 mm	4500.0 kN	view Specifications
PF6	30 plus 25 mm (1.18 plus 0.98 in)	30.0 mm	4500.0 kN	view Specifications
PF7	30 + 25 mm (1.18 + 0.98 in)	30.0 mm	4500.0 kN	view Specifications

CST Drive Systems
ENGINE MODEL	MAXIMUM OUTPUT TORQUE FOR A SHORT DURATION (3 SEC.)	MAXIMUM INPUT SPEED (MOTOR SPEED)	WEIGHT (WITHOUT OIL) - IN-LINE DRIVE SYSTEM
CST115	1150000.0 N·m	1,782 rpm	16400.0 kg	view Specifications
CST30	300000.0 N·m	1,500 rpm @ 50 Hz (1,800 rpm @ 60 Hz)	3900.0 kg	view Specifications
CST45	450000.0 N·m	1,782 rpm	5900.0 kg	view Specifications
CST45 M	450000.0 N·m	1,782 rpm	7200.0 kg	view Specifications
CST45 V	450000.0 N·m	1,782 rpm	5900.0 kg	view Specifications
CST65	650000.0 N·m	1,500 rpm @ 50 Hz (1,800 rpm @ 60 Hz)	7300.0 kg	view Specifications

Mining Controls
ENGINE MODEL	OPERATING SYSTEM	PROCESSOR	RAM MEMORY
MCU2	Windows 7	Intel Core i7, 2.1 GHz	4 GB	view Specifications
PMC-D/PMC-D20	µITRON RTOS	32Bit RISC Microcontroller TX1940CYAF, 32MHz, internal RAM 10Kbytes, ROM 256Kbytes	4Mbytes CMOS Static RAM, 4Mbytes Flash	view Specifications
PMC-R	µITRON RTOS	16Bit Microcontroller TMP91CW12AF, 27MHz, internal RAM 4Kbytes, ROM 125Kbytes	2Mbytes CMOS Static RAM, 4Mbytes Flash	view Specifications
PMC-V	µITRON RTOS	32Bit RISC Microcontroller TX1940CYAF, 32MHz, internal RAM 10Kbytes, ROM 256Kbytes	4Mbytes CMOS Static RAM, 4Mbytes Flash	view Specifications

Plows
ENGINE MODEL	COAL HARDNESS	MAXIMUM INSTALLED POWER	MAXIMUM CUTTING DEPTH
GH1600	Medium to extremely hard coal	2 × 800 kW (2 × 1,080 hp)	210.0 mm	view Specifications
GH800	Soft - hard coal	2 × 400 kW (2 × 540 hp)	180.0 mm	view Specifications
GH800B	Soft-hard Coal	2 × 400 kW (2 × 536 hp)	205 mm	view Specifications
RHH800	Soft - hard coal	2 × 400 kW (2 × 536 hp)	190.0 mm	view Specifications

Roof Support Carriers
ENGINE MODEL	CARRY CAPACITY	VEHICLE LENGTH	VEHICLE WIDTH
SH620	20.0 tonnes	9.5 m	2.85 m	view Specifications
SH630	33.0 tonnes	10.88 m	2.9 m	view Specifications
SH640 D	40.0 tonnes	9.2 m	2.65 m	view Specifications
SH650 VFD	45.0 tonnes	11.76 m	3.03 m	view Specifications
SH660 D	55.0 tonnes	10.07 m	3.1 m	view Specifications
SH660 HD	60.0 tonnes	10.07 m	3.1 m	view Specifications
SH680	80.0 tonnes	13.8 m	3.95 m	view Specifications

Roof Supports
ENGINE MODEL	HEIGHT (EXTENDED)	SHIELD CENTERS	SHIELD DENSITY
Customized Roof Support Systems	1100-6100 mm (43.3-240.2 in)	1500-2050 mm (59-80.7 in)	up to 111 tonne/m2 (12.5 ton/ft2)	view Specifications

Shearers
ENGINE MODEL	TYPICAL MACHINE LENGTH	INSTALLED POWER	HAULAGE SYSTEM
EL2000	14.1 m	1780.0 kW	AC inverter drive	view Specifications
EL3000	15.2 m	2295.0 kW	AC inverter drive	view Specifications
EL4000	17.0 m	2295.0 kW	AC inverter drive	view Specifications

Variable Frequency Drives
ENGINE MODEL	RATED POWER	INPUT VOLTAGE	MAXIMUM OPERATIONAL TORQUE
VFD-A1200/W1200	1200.0 kW	3300V ± 10%	210.0 %	view Specifications
VFD-A800/W800	800.0 kW	3300V ± 10%	210.0 %	view Specifications

Armored Face Conveyors

ENGINE MODEL: PF3
RATED POWER: 30 mm (1.18 in)
INPUT VOLTAGE: 20.0 mm
MAXIMUM OPERATIONAL TORQUE: 2000.0 kN

ENGINE MODEL: PF4
RATED POWER: 40 mm (1.57 in)
INPUT VOLTAGE: 25.0 mm
MAXIMUM OPERATIONAL TORQUE: 3600.0 kN

ENGINE MODEL: PF5
RATED POWER: 50 mm (1.96 in)
INPUT VOLTAGE: 30.0 mm
MAXIMUM OPERATIONAL TORQUE: 4500.0 kN

ENGINE MODEL: PF6
RATED POWER: 30 plus 25 mm (1.18 plus 0.98 in)
INPUT VOLTAGE: 30.0 mm
MAXIMUM OPERATIONAL TORQUE: 4500.0 kN

ENGINE MODEL: PF7
RATED POWER: 30 + 25 mm (1.18 + 0.98 in)
INPUT VOLTAGE: 30.0 mm
MAXIMUM OPERATIONAL TORQUE: 4500.0 kN

CST Drive Systems

ENGINE MODEL: CST115
RATED POWER: 1150000.0 N·m
INPUT VOLTAGE: 1,782 rpm
MAXIMUM OPERATIONAL TORQUE: 16400.0 kg

ENGINE MODEL: CST30
RATED POWER: 300000.0 N·m
INPUT VOLTAGE: 1,500 rpm @ 50 Hz (1,800 rpm @ 60 Hz)
MAXIMUM OPERATIONAL TORQUE: 3900.0 kg

ENGINE MODEL: CST45
RATED POWER: 450000.0 N·m
INPUT VOLTAGE: 1,782 rpm
MAXIMUM OPERATIONAL TORQUE: 5900.0 kg

ENGINE MODEL: CST45 M
RATED POWER: 450000.0 N·m
INPUT VOLTAGE: 1,782 rpm
MAXIMUM OPERATIONAL TORQUE: 7200.0 kg

ENGINE MODEL: CST45 V
RATED POWER: 450000.0 N·m
INPUT VOLTAGE: 1,782 rpm
MAXIMUM OPERATIONAL TORQUE: 5900.0 kg

ENGINE MODEL: CST65
RATED POWER: 650000.0 N·m
INPUT VOLTAGE: 1,500 rpm @ 50 Hz (1,800 rpm @ 60 Hz)
MAXIMUM OPERATIONAL TORQUE: 7300.0 kg

Mining Controls

ENGINE MODEL: MCU2
RATED POWER: Windows 7
INPUT VOLTAGE: Intel Core i7, 2.1 GHz
MAXIMUM OPERATIONAL TORQUE: 4 GB

ENGINE MODEL: PMC-D/PMC-D20
RATED POWER: µITRON RTOS
INPUT VOLTAGE: 32Bit RISC Microcontroller TX1940CYAF, 32MHz, internal RAM 10Kbytes, ROM 256Kbytes
MAXIMUM OPERATIONAL TORQUE: 4Mbytes CMOS Static RAM, 4Mbytes Flash

ENGINE MODEL: PMC-R
RATED POWER: µITRON RTOS
INPUT VOLTAGE: 16Bit Microcontroller TMP91CW12AF, 27MHz, internal RAM 4Kbytes, ROM 125Kbytes
MAXIMUM OPERATIONAL TORQUE: 2Mbytes CMOS Static RAM, 4Mbytes Flash

ENGINE MODEL: PMC-V
RATED POWER: µITRON RTOS
INPUT VOLTAGE: 32Bit RISC Microcontroller TX1940CYAF, 32MHz, internal RAM 10Kbytes, ROM 256Kbytes
MAXIMUM OPERATIONAL TORQUE: 4Mbytes CMOS Static RAM, 4Mbytes Flash

Plows

ENGINE MODEL: GH1600
RATED POWER: Medium to extremely hard coal
INPUT VOLTAGE: 2 × 800 kW (2 × 1,080 hp)
MAXIMUM OPERATIONAL TORQUE: 210.0 mm

ENGINE MODEL: GH800
RATED POWER: Soft - hard coal
INPUT VOLTAGE: 2 × 400 kW (2 × 540 hp)
MAXIMUM OPERATIONAL TORQUE: 180.0 mm

ENGINE MODEL: GH800B
RATED POWER: Soft-hard Coal
INPUT VOLTAGE: 2 × 400 kW (2 × 536 hp)
MAXIMUM OPERATIONAL TORQUE: 205 mm

ENGINE MODEL: RHH800
RATED POWER: Soft - hard coal
INPUT VOLTAGE: 2 × 400 kW (2 × 536 hp)
MAXIMUM OPERATIONAL TORQUE: 190.0 mm

Roof Support Carriers

ENGINE MODEL: SH620
RATED POWER: 20.0 tonnes
INPUT VOLTAGE: 9.5 m
MAXIMUM OPERATIONAL TORQUE: 2.85 m

ENGINE MODEL: SH630
RATED POWER: 33.0 tonnes
INPUT VOLTAGE: 10.88 m
MAXIMUM OPERATIONAL TORQUE: 2.9 m

ENGINE MODEL: SH640 D
RATED POWER: 40.0 tonnes
INPUT VOLTAGE: 9.2 m
MAXIMUM OPERATIONAL TORQUE: 2.65 m

ENGINE MODEL: SH650 VFD
RATED POWER: 45.0 tonnes
INPUT VOLTAGE: 11.76 m
MAXIMUM OPERATIONAL TORQUE: 3.03 m

ENGINE MODEL: SH660 D
RATED POWER: 55.0 tonnes
INPUT VOLTAGE: 10.07 m
MAXIMUM OPERATIONAL TORQUE: 3.1 m

ENGINE MODEL: SH660 HD
RATED POWER: 60.0 tonnes
INPUT VOLTAGE: 10.07 m
MAXIMUM OPERATIONAL TORQUE: 3.1 m

ENGINE MODEL: SH680
RATED POWER: 80.0 tonnes
INPUT VOLTAGE: 13.8 m
MAXIMUM OPERATIONAL TORQUE: 3.95 m

Roof Supports

ENGINE MODEL: Customized Roof Support Systems
RATED POWER: 1100-6100 mm (43.3-240.2 in)
INPUT VOLTAGE: 1500-2050 mm (59-80.7 in)
MAXIMUM OPERATIONAL TORQUE: up to 111 tonne/m2 (12.5 ton/ft2)

Shearers

ENGINE MODEL: EL2000
RATED POWER: 14.1 m
INPUT VOLTAGE: 1780.0 kW
MAXIMUM OPERATIONAL TORQUE: AC inverter drive

ENGINE MODEL: EL3000
RATED POWER: 15.2 m
INPUT VOLTAGE: 2295.0 kW
MAXIMUM OPERATIONAL TORQUE: AC inverter drive

ENGINE MODEL: EL4000
RATED POWER: 17.0 m
INPUT VOLTAGE: 2295.0 kW
MAXIMUM OPERATIONAL TORQUE: AC inverter drive

Variable Frequency Drives

ENGINE MODEL: VFD-A1200/W1200
RATED POWER: 1200.0 kW
INPUT VOLTAGE: 3300V ± 10%
MAXIMUM OPERATIONAL TORQUE: 210.0 %

ENGINE MODEL: VFD-A800/W800
RATED POWER: 800.0 kW
INPUT VOLTAGE: 3300V ± 10%
MAXIMUM OPERATIONAL TORQUE: 210.0 %