Continuous miner

12CM27

Maximum cutting height 3 685 - 5 000 mm
145 - 197 in
Minimum cutting height 1 600 - 2 500 mm 63 - 98 in
Total machine power 740 kW @ 950 V, 60 Hz
750 kW @ 2 300 V, 60 Hz
670 kW @ 950 V, 50 Hz
770 kW @ 3 300 V, 50 Hz
992 HP @ 950 V, 60 Hz

1,005 HP @ 2,300 V, 60 Hz

898 HP @ 950 V, 50 Hz

1,033 HP @ 3,300 V, 50 Hz

View all specs

Request a quote Find a service location

Download brochure View ProMiner continuous miner training

Overview
Specifications
Service and support
Technology
Gallery

Heritage meets innovation for mid- to high-seam productivity

Engineered for reliability in mines running continuous haulage or cutting higher percentages of rock. Designed for narrow entry and high seam applications. Solid cutting head system and 965-mm (38-in) conveyor width. Available as a high voltage machine.

40% more cutting power*
20% more mass*
Up to 50% more productive*
*compared to 12CM12/15

Features and benefits

High production

With increased mass and immense cutting power, the 12CM27 is engineered to be the most productive continuous miner in the Joy lineup.

ContinuousMiner_12CM_FandB_maxcuttingheight_GPL10014.psd

High cutting height

For use in thick seams with the ability to cut up to 5 meters (197 in).

High voltage option

For exceptional performance capability, the 12CM27 can be supplied at 2,300 volts or 3,300 volts to mitigate voltage drop issues over long cable runs.

Specifications for 12CM27

Full specifications

Close all Expand all

US system Metric

General

Cutter head design	Solid head
Cutter head diameter	1 200 mm 1 310 mm 1 367 mm
Maximum cutting height	3 685 mm 5 000 mm
Minimum cutting height *Without dust collector	1 600 mm 2 500 mm
Weight	71 110 kg
Ground pressure	245 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 @ 50 or 60 Hz 2 300 V @ 60 Hz 3 300 V @ 50 Hz
Dust collector *Optional	22 or 30 kW @ 60 Hz 19 or 26 kW @ 50 Hz
Cutter	240 kW @ 950 V 60 Hz 245 kW @ 2 300 V 60 Hz 210 kW @ 950 V 50 Hz 260 kW @ 3 300 V 50 Hz
Pump	40 kW @ 60 Hz 55 kW @ 50 Hz
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	740 kW @ 950 V 60 Hz 750 kW @ 2 300 V 60 Hz 685 kW @ 950 V 50 Hz 785 kW @ 3 300 V 50 Hz

Cutter head design	Solid head
Cutter head diameter	47.25 in 51.5 in 54 in
Maximum cutting height	12 ft. - 1 in 16 ft. - 5 in
Minimum cutting height *Without dust collector	63 in 98 in
Weight	170,000 lbs.
Ground pressure	35 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 @ 50 or 60 Hz 2,300 V @ 60 Hz 3,300 V @ 50 Hz
Dust collector *Optional	30 or 40 HP @ 60 Hz 25 or 35 HP @ 50 Hz
Cutter	320 HP @ 950 V 60 Hz 328 HP @ 2,300 V 60 Hz 280 HP @ 950 V 50 Hz 349 HP @ 3,300 V 50 Hz
Pump	54 HP @ 60 Hz 74 HP @ 50 Hz
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	992 HP @ 950 V 60 Hz 1,005 HP @ 2,300 V 60 Hz 918 HP @ 950 V 50 Hz 1,052 HP @ 3,300 V 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.

Miners looking at Faceboss screen on 12HM36 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.