Caterpillar Performance Handbook, January 2017, SEBD0351-47

Rock Straight System Specifications ● Hard Rock Miner HRM220

Hard Rock

20

Hard Rock Miner HRM220

C

A

A

B

A Seam Range

1.3 m-2.0 m

4.2'-6.6'

B Typical Machine Length C Cutting Head Diameter Installed Power Hydraulic System

6.8 m

22'4"

1270 mm

50"

55 kW

73.3 hp

Cutting Units

2

Installed Power per Cutting Unit Installed Power Electrical System

132 kW 319 kW 100 mm

177 hp

427.6 hp

Cutting Depth (up to) Cutting Drum Speed

3.9"

60 RPM

Body Height

1200 mm 41 tonnes

47.2"

Machine Weight (approximate)

45.2 tons

Operating Voltage

1000V; 50 Hz; 3 AC

Edition 47 20-27