Continuous miner

12CM12

Maximum cutting height 3 685 - 4 600 mm 145 - 181 in
Minimum cutting height 1 400 - 2 150 mm 55 - 85 in
Total machine power
610 kW @ 60 Hz

545 kW @ 50 Hz

818 HP @ 60 Hz

730 HP @ 50 Hz

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Overview
Specifications
Service and support
Technology
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Heritage meets innovation for mid- to high-seam productivity

Designed for mid- to high-seam, standard-width entry applications, the 12CM12 continuous miner offers exceptional performance with a solid-head cutting head system and 38 in (965 mm) conveyor width.

Exceptional availability
Outstanding production

Features and benefits

High seam mining

The 12CM continuous miners are designed specifically for high seam mining up to 4.6 meters (181 in).

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Exceptional productivity

Using the latest technologies, this machine is designed to provide excellent productivity in rigorous conditions.

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Engineered for reliability

Designed to leverage 40 years of continuous mining experience, providing high levels of reliability.

Specifications for 12CM12

Full specifications

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US system Metric

General

Cutter head design	Solid head
Cutter head diameter	1 120 mm
Maximum cutting height	3 685 mm 3 960 mm 4 600 mm
Minimum cutting height *Without dust collector	1 400 mm 1 500 mm 2 150 mm
Weight	65 770 kg
Ground pressure	213 kPa
Ground clearance	305 mm
Conveyor width	965 mm
Tram speed	First - 4.6 m/min Second - 9.1 m/min Third - 19.8 m/min Third (optional, turbo) - 25.9 m/min
Machine input voltage	950 V @ 60 Hz
Dust collector *Optional	22 or 30 kW @ 60 Hz 19 or 26 kW @ 50 Hz
Cutter	175 kW @ 60 Hz 200 kW @ 60 Hz* 170 kW @ 50 Hz
Pump	40 kW
Gathering head	50 kW x 2 @ 60 Hz 45 kW x 2 @ 50 Hz
Traction	60 kW x 2
Total power *Does not include dust collector fan	610 kW @ 60 Hz 660 kW @ 60 Hz 545 kW @ 50 Hz

Cutter head design	Solid head
Cutter head diameter	44 in
Maximum cutting height	12 ft. - 1 in 13 ft. 15 ft. - 1 in
Minimum cutting height *Without dust collector	55 in 59 in 85 in
Weight	145,000 lbs.
Ground pressure	31 psi
Ground clearance	12 in
Conveyor width	38 in
Tram speed	First - 15 fpm Second - 30 fpm Third - 65 fpm Third (optional, turbo) - 85 fpm
Machine input voltage	950 V @ 60 Hz
Dust collector *Optional	30 HP or 40 HP @ 60 Hz 25 HP or 35 HP @ 50 Hz
Cutter	235 HP @ 60 Hz 268 HP @ 60 Hz* 228 HP @ 50 Hz
Pump	54 HP
Gathering head	67 HP x 2 @ 60 Hz 60 HP x 2 @ 50 Hz
Traction	80 HP x 2
Total power *Does not include dust collector fan	818 HP @ 60 Hz 885 HP @ 60 Hz 730 HP @ 50 Hz

Support you can count on

Technology that works as hard as you do

Smart Solutions

Faceboss Control System

OptiDrive AC

Komatsu employees remotely monitoring mining equipment health

We help solve our customers’ toughest challenges using data-driven intelligence, collaboration and service execution. Our goal is to help reduce costs and increase productivity to help our customers achieve their operating and financial goals.

Miner looking at Faceboss software on continuous miner

The electronic heart of our continuous miners combines operator assistance tools, automated sequences, advanced diagnostics, machine performance monitoring and more to help you optimize your operation.