These weights will vary slightly depending upon dipper and optional equipment selection.
Note (2)
All specifications are based on a 19 m3 (25 yd3) dipper and standard 182.9 cm (72 in) treads.
Main Structures
Ground Bearing Pressure
Ground bearing pressure is dependent upon many factors.
Crawler Dimensions - Overall Width 182.9 cm (72 in) Treads, Standard
8.6 cm
Ground Bearing Pressure - 182.9 cm (72 in) Treads
269 cm
Upper Works Overall Width - Including Standard Walkways
12.6 cm
Planetary Propel
Dual-motor independent drive.
Swing
Parallel shaft gear cases, driven by a vertically mounted motor, are located on either side of the revolving frame.
Ground Bearing Pressure - Total Effective Bearing Area
29.3 m²
Hoist
A motor coupled to two gear reductions drives a 137 cm (54 in) hoist drum.
Optimal Working Ranges*
Dumping Height - With Clearance to Open Dipper Door
8.4 m
Cutting Radius - Maximum
20.6 m
Revolving Frame Tail Swing Radius
7.8 m
Radius of Level Floor
14.9 m
Cutting Height - Maximum
13.7 m
Note (1)
Optimal working ranges based on loading a Cat® 785D truck.
Note (2)
*All specifications are based on a 19 m3 (25 yd3) dipper and standard 182.9 cm (72 in) treads.
Lube System
Type
Automatic, single-line system for open gear lubricant and grease.
Components (1)
6 pumps (4 for open gear lubricant and 2 for grease) located in an insulated, heated, double-walled lube room.
Components (2)
External fast fill from lower level.
Electrical
Power Requirements - 60 Hz
4,160V, 7,200V
Power Requirements - Peak power
2152 kW
Drive
IGBT Acutrol drive system.
Power Requirements - Voltage
3 phase, 50/60 Hz, 7,200V
Power Requirements - 50 Hz
6,000V, 6,600V, 7,200V
Power Requirements - Average Power Demand
538-753 kW (721-1,010 hp)
Note
Other voltages available to suit customer requirements.
Front End
Standard Rope Data - Retract - Diameter
57 mm
Standard Rope Data - Dipper Trip - Diameter
16 mm
Standard Rope Data - Boom Suspension - No.
4
Standard Rope Data - Crowd - No.
1
Standard Rope Data - Boom Suspension - Diameter
70 mm
Components
One piece, forged, seamless tubular dipper handle and wide-spread boom point sheaves equipped with hoist ropes and dipper padlocks to stabilize dipper handle.
Standard Rope Data - Retract - No.
1
Standard Rope Data - Hoist - Diameter
60 mm
Standard Rope Data - Crowd - Diameter
57 cm
Standard Rope Data - Dipper Trip - No.
1
Crowd
Rope Crowd: the crowd machinery is located at the front center of the revolving frame; consisting of a motor, brake, drum and gearing. Plastic-impregnated crowd and retract ropes are used to move the dipper handle fore and aft.
30 Mins