Specifications

Dimensions

Dipper Payload
70t
Dipper Capacity
20.6-55.8 m3 (27-73 yd3)
Note
Dependent on application and material density.

Weights

Working Weight - With Dipper and Standard Links
2652000lb
Ballast - Furnished By Customer
574000lb
Note (1)
These weights will vary slightly depending upon dipper and optional equipment selection.
Note (2)
All specifications are based on a 24 m3 (32 yd3) dipper and standard 213.4 cm (84 in) treads.

Main Structures

Ground Bearing Pressure - 274.3 cm (108 in) Treads
43psi
Planetary Propel
Dual-motor independent drive.
Crawler Dimensions - Overall Width 213.4 cm (84 in) Treads, Standard
32.75ft
Ground Bearing Pressure - Total Effective Bearing Area (2)
442ft²
Ground Bearing Pressure
Ground bearing pressure is dependent upon many factors.
Ground Bearing Pressure - Total Effective Bearing Area (1)
343ft²
Upper Works Overall Width - Including Standard Walkways
44.25ft
Crawler Dimensions - Overall Width 274.3 cm (108 in) Treads
34.75ft
Ground Bearing Pressure - 213.4 cm (84 in) Treads - Standard
54psi
Swing
Two planetary gearboxes, each driven by a vertically mounted motor, are located on either side of the revolving frame. Dual-output pinion shafts from each gearbox engage the swing rack.
Hoist
A planetary gearbox with dual-output pinions provides the hoist torque transfer from the electric motor to the hoist drum gear.

Optimal Working Ranges*

Cutting Height - Maximum
48.75ft
Dumping Height - With Clearance to Open Dipper Door
30.84ft
Cutting Radius - Maximum
74.75ft
Radius of Level Floor
52.49ft
Revolving Frame Tail Swing Radius
30.51ft
Note (1)
Optimal working ranges based on loading a Cat® 793F truck.
Note (2)
*All specifications are based on a 24 m3 (32 yd3) dipper and standard 213.4 cm (84 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

Drive
IGBT Acutrol drive system.
Power Requirements - Peak power
4165HP
Power Requirements - Voltage
3 phase, 50/60 Hz, 7,200V
Power Requirements - Average Power Demand
777-1087 kW (1,042-1,458 hp)
Power Requirements - 60 Hz
7,200V
Power Requirements - 50 Hz
6,000V, 6,600V, 7,200V, 11,000V
Note
Other voltages available to suit customer requirements.

Front End

Rope Data - Crowd - Diameter
2.5in
Rope Data - Dipper Trip - Diameter
0.625in
Rope Data - Hoist - Diameter
2.75in
Rope Data - Boom Suspension - Diameter
3.25in
Rope Data - Crowd - No.
1
Rope Data - Retract - No.
1
Rope Data - Dipper Trip - No.
1
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.
Rope Data - Boom Suspension - No.
4
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.
Rope Data - Hoist - No.
2
Rope Data - Retract - Diameter
2.5in
Note
High impact ropes available as an option

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