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

PF3

Line Pan Width - PF3/722
28.42 in (722 mm)

Horizontal Articulation
0.8°-1.2°
Flightbar Width - PF3/922
30.78 in (782 mm)

PF4

Flightbar Width - PF4/1332
46.77 in (1188 mm)

Flightbar Width - PF4/832
46.77 in (688 mm)
Flightbar Width - PF4/932
31.02 in (788 mm)

PF5

Horizontal Articulation
0.8°-1.2°

Flightbar Width - PF5/1342
46.77 in (1188 mm)
Flightbar Width - PF5/1142
38.89 in (988 mm)

PF6

Horizontal Articulation
0.8°-1.2°

Line Pan Width - PF6/1042
41.02 in (1042 mm)
Flightbar Width - PF6/1342
46.77 in (1188 mm)

PF7

Horizontal Articulation
0.8°-1.2°

Flightbar Width
54.65 in (1388 mm)
Line Pan Width
60.71 in (1542 mm)

CST Drive Systems

CST115

Maximum Output Torque for a Short Duration (3 sec.)
848196 ft-lb (1150000 ...

Maximum Input Speed - Motor Speed
1,782 rpm
Weight - Without Oil - In-line Drive System
36165 lb (16400 null)...

CST30

Maximum Input Speed - Motor Speed
1,500 rpm @ 50 Hz (1,8...

Weight - Without Oil - In-line Drive System
8600 lb (3900 null)
P-30 CST - Length
55.1 in (1400 mm)

CST45

Maximum Input Speed - Motor Speed
1,782 rpm

Weight - Without Oil - In-line Drive System
13007 lb (5900 null)...
Rated Power P @ 60 Hz (n = 1,782 rpm) - Ratio i [-]: 50
816 hp

CST45 M

Maximum Input Speed - Motor Speed
1,782 rpm

Weight - Without Oil - In-line Drive System
15873 lb (7200 null)...
Height
41.7 in (1060 mm)

CST45 V

Maximum Input Speed - Motor Speed
1,782 rpm

Weight - Without Oil - In-line Drive System
13000 lb (5900 null)...
P-45 V CST - Length
66.8 in (1697 mm)

CST65

Maximum Input Speed - Motor Speed
1,500 rpm @ 50 Hz (1,8...

Weight - Without Oil - In-line Drive System
16094 lb (7300 null)...
P-65 CST - Width
44.1 in (1120 mm)

Mining Controls

MCU2

Operating System
Windows 7

Processor
Intel Core i7, 2.1 GHz...
RAM Memory
4 GB

PMC-D/PMC-D20

Operating System
µITRON RTOS

Processor
32Bit RISC Microcontro...
RAM Memory
4Mbytes CMOS Static RA...

PMC-R

Operating System
µITRON RTOS

Processor
16Bit Microcontroller ...
RAM Memory
2Mbytes CMOS Static RA...

PMC-V

Operating System
µITRON RTOS

Processor
32Bit RISC Microcontro...
RAM Memory
4Mbytes CMOS Static RA...

Plows

GH1600

Coal Hardness
Medium to extremely ha...

Maximum Installed Power
2 × 800 kW (2 × 1,08...
Mining Height
1.1 m-2.3 m (43 in-90 ...

GH800

Coal Hardness
Soft - hard coal

Maximum Installed Power
2 × 400 kW (2 × 540 ...
Plow Heights - Height 2
1020-1320 mm (3.34-4.3...

GH800B

Coal Hardness
Soft-hard Coal

Maximum Installed Power
2 × 400 kW (2 × 536 ...
Plow Heights - Height 1
750-1030 mm (2.64-3.38...

RHH800

Coal Hardness
Soft - hard coal

Maximum Installed Power
2 × 400 kW (2 × 536 ...
Mechanical Height Adjustment
255-300 mm (0.83-0.98 ...

Roof Supports

Customized Roof Support Systems

Height - Extended
1100-6100 mm (43.3-240...

Shield Centers
1500-2050 mm (59-80.7 ...
Shield Density
up to 111 tonne/m2 (12...

Shearers

EL1000

Typical Machine Length
44.7 ft (13.6 m)

Installed Power
1916 mm H2O (1429 kg/m...
Haulage System
AC inverter drive

EL2000

Typical Machine Length
45.1 ft (13.75 m)

Installed Power
2548 mm H2O (1900 kg/m...
Haulage System
AC

EL3000

Typical Machine Length
49.9 ft (15.2 m)

Installed Power
3078 mm H2O (2295 kg/m...
Haulage System
AC

Variable Frequency Drives

VFD-A1200/W1200

Rated Power
1609 mm H2O (1200 kg/m...

Input Voltage
3300V ± 10%
Maximum Operational Torque
210 % (210 %)

VFD-A800/W800

Rated Power
1072 mm H2O (800 kg/mm...

Input Voltage
3300V ± 10%
Maximum Operational Torque
210 % (210 %)

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