Underground - Longwall

Adapted to the mining challenges faced by our customers today, Cat customized systems for longwall mining include hydraulic roof supports, high-horsepower shearers, automated plow systems and armored face conveyors with intelligent drive technology — controlled and supported by advanced longwall automation.

Equipment Types

UEL Gearboxes

Armored Face Conveyors

CST Drive Systems

Mining Controls

Plows

Roof Supports

Shearers

Variable Frequency Drives

UEL Gearboxes

UEL45 V

Motor Stalling Torque T Motor

93.0 hp

2 × T1

Weight (gearbox without oil)

18,739.3 lb

Maximum Rated Output Torque

331,902.5 ft·lbf

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Armored Face Conveyors

PF3

Chain Strands

93.0 hp

DKB 26×92; DKB 30×108; DKB 34×126; DKB 38×137

Conveying Capacity - PF3/822

2.8 ft²

Horizontal Articulation

93.0 hp

0.8°-1.2°

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PF4

Conveying Capacity - PF4/1132

6.24 ft²

Chain Strands - PF4/832

93.0 hp

AKB Fl30×108; DKB 34×126

Chain Strands - PF4/1332

93.0 hp

DKB 42×146; DKB 48×160/144

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PF5

Dogbone Breaking Strength

93.0 hp

4500 kN (505.82 tonf)

Vertical Articulation

93.0 hp

up to ±6°

Shear Strength

93.0 hp

> 6000 kN (> 674.42 tonf)

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PF6

Conveying Capacity - PF6/1042

93.0 hp

approx. 0.58 m2 (approx. 6.24 ft2)

Line Pan Width - PF6/1342

52.83 in

Vertical Articulation

93.0 hp

up to ±6°

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PF7

Dogbone Housing FoS

93.0 hp

1.5 times

Conveying Capacity - Approximate

12.38 ft²

Vertical Articulation

93.0 hp

up to ±6°

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PF HD

Dogbone Breaking Force

1,011,640 lbf

Bottom Plate Thickness

1.57 in

Deck Plate Thickness

2.76 in

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CST Drive Systems

CST30

Maximum Input Speed - Motor Speed

93.0 hp

1,500 rpm @ 50 Hz (1,800 rpm @ 60 Hz)

Weight - Without Oil - In-line Drive System

8,600 lb

Rated Power P @ 50 Hz (n = 1,485 rpm) - Ratio i [-]: 24.4

93.0 hp

500 kW

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CST45

Maximum Input Speed - Motor Speed

93.0 hp

1,782 rpm

Weight - Without Oil - In-line Drive System

13,007 lb

Rated Power P @ 50 Hz (n = 1,485 rpm) - Ratio i [-]: 45

93.0 hp

540 kW

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CST45 M

Maximum Input Speed - Motor Speed

93.0 hp

1,782 rpm

Weight - Without Oil - In-line Drive System

15,873 lb

Rated Power P @ 50 Hz (n = 1,485 rpm) - Ratio i [-]: 16

93.0 hp

800 kW

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CST45 V

Maximum Input Speed - Motor Speed

93.0 hp

1,782 rpm

Weight - Without Oil - In-line Drive System

13,000 lb

Rated Power P @ 50 Hz (n = 1,485 rpm) - Ratio i [-]: 21

93.0 hp

1050 kW

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CST65

Maximum Input Speed - Motor Speed

93.0 hp

1,500 rpm @ 50 Hz (1,800 rpm @ 60 Hz)

Weight - Without Oil - In-line Drive System

16,094 lb

Rated Power P @ 60 Hz (n = 1,800 rpm) - Ratio i [-]: 39

93.0 hp

1,632 hp

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CST115

Maximum Output Torque for a Short Duration (3 sec.)

848,196 ft-lb

Maximum Input Speed - Motor Speed

93.0 hp

1,782 rpm

Weight - Without Oil - In-line Drive System

36,165 lb

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Mining Controls

PMC-R 2.0

CPU

93.0 hp

Cat A6 family

Clock Frequency

93.0 hp

Up to 260 MHz

Memory

93.0 hp

8 MB internal FLASH ROM; 32 MB external FLASH ROM

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MCU2

Operating System

93.0 hp

Windows 7

Processor

93.0 hp

Intel Core i7, 2.1 GHz

RAM Memory

93.0 hp

4 GB

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PMC-D/PMC-D20

Operating System

93.0 hp

µITRON RTOS

Processor

93.0 hp

32Bit RISC Microcontroller TX1940CYAF, 32MHz, internal RAM 10Kbytes, ROM 256Kbytes

RAM Memory

93.0 hp

4Mbytes CMOS Static RAM, 4Mbytes Flash

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PMC-R

Operating System

93.0 hp

µITRON RTOS

Processor

93.0 hp

16Bit Microcontroller TMP91CW12AF, 27MHz, internal RAM 4Kbytes, ROM 125Kbytes

RAM Memory

93.0 hp

2Mbytes CMOS Static RAM, 4Mbytes Flash

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PMC-V

Operating System

93.0 hp

µITRON RTOS

Processor

93.0 hp

32Bit RISC Microcontroller TX1940CYAF, 32MHz, internal RAM 10Kbytes, ROM 256Kbytes

RAM Memory

93.0 hp

4Mbytes CMOS Static RAM, 4Mbytes Flash

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Plows

GH1600

Coal Hardness

93.0 hp

Medium to extremely hard coal

Maximum Installed Power

93.0 hp

2 × 800 kW (2 × 1,080 hp)

Mining Height

93.0 hp

1.1 m-2.3 m (43 in-90 in)

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GH800

Coal Hardness

93.0 hp

Soft - hard coal

Maximum Installed Power

93.0 hp

2 × 400 kW (2 × 540 hp)

Maximum Seam Inclination

93.0 hp

up to 60°

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RHH800

Coal Hardness

93.0 hp

Soft - hard coal

Maximum Installed Power

93.0 hp

2 × 400 kW (2 × 536 hp)

Typical Cutting Height

93.0 hp

0.8 m-1.6 m (31.5-63 in)

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GH800B

Coal Hardness

93.0 hp

Soft-hard Coal

Maximum Installed Power

93.0 hp

2 × 400 kW (2 × 536 hp)

Bottom Bit Positions - Position 1

93.0 hp

+19 mm (+0.06 ft)

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Roof Supports

Customized Roof Support Systems

Height - Extended

93.0 hp

1100-6100 mm (43.3-240.2 in)

Shield Centers

93.0 hp

1500-2050 mm (59-80.7 in)

Shield Density

93.0 hp

up to 111 tonne/m2 (12.5 ton/ft2)

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Shearers

EL1000

Seam Range

93.0 hp

1.6-3.9 m (63-156 in)

Haulage Power

93.0 hp

2 × 100 kW @ 50 Hz (2 × 134 hp @ 60 Hz)

Cutting Power

93.0 hp

2 × 500 kW @ 50 Hz (2 × 805 hp @ 60 Hz)

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EL2000

Seam Range

93.0 hp

1.8-4.5 m (71-177 in)

Haulage Power

93.0 hp

2 × 125 kW (2 × 168 hp) @ 50 Hz; 2 × 125 kW (2 × 168 hp) @ 60 Hz

Cutting Power

93.0 hp

2 × 500 kW (2 × 671 hp) @ 50 Hz; 2 × 600 kW (2 × 805 hp) @ 60 Hz

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EL3000

Seam Range

93.0 hp

2.5-5.5 m (98-217 in)

Haulage Power

93.0 hp

2 × 150 kW @ 50 Hz (2 × 200 hp @ 60 Hz)

Cutting Power

93.0 hp

2 × 860 kW @ 50 Hz (2 × 1,380 hp @ 60 Hz)

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Variable Frequency Drives

VFD-A800/W800

Rated Power

1,072 HP

Input Voltage

93.0 hp

3300V ± 10%

Maximum Operational Torque

210 %

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VFD-A1200/W1200

Rated Power

1,609 HP

Input Voltage

93.0 hp

3300V ± 10%

Maximum Operational Torque

210 %

View Details

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Underground - Longwall

UEL45 V

PF3

PF4

PF5

PF6

PF7

PF HD

CST30

CST45

CST45 M

CST45 V

CST65

CST115

PMC-R 2.0

MCU2

PMC-D/PMC-D20

PMC-R

PMC-V

GH1600

GH800

RHH800

GH800B

Customized Roof Support Systems

EL1000

EL2000

EL3000

VFD-A800/W800

VFD-A1200/W1200

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