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CAT Electric Rope Shovel 7295

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Overview

Dimension

Dipper payload
64 tonne
Dipper capacity
20.6-55.8 m3 (27-73 yd3)

Turning Circle

Note
Dependent on application and material density.
Note
These weights will vary slightly depending upon dipper and optional equipment selection.
Note
All specifications are based on a 24 m3 (32 yd3) dipper and standard 213.4 cm (84 in) treads.
Note
High impact ropes available as an option
Note
Other voltages available to suit customer requirements.
Note
Optimal working ranges based on loading a Cat® 793F truck.
Note
*All specifications are based on a 24 m3 (32 yd3) dipper and standard 213.4 cm (84 in) treads.

Weights

Working weight, with dipper and standard links
1202927 kg
Ballast (furnished by customer)
260362 kg

Front End

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: Hoist – No.
2
Rope Data: Hoist – Diameter
70 mm
Rope Data: Crowd – No.
1
Rope Data: Crowd – Diameter
64 mm
Rope Data: Retract – No.
1
Rope Data: Retract – Diameter
64 mm
Rope Data: Boom susp. – No.
4
Rope Data: Boom susp. – Diameter
83 mm
Rope Data: Dipper trip – No.
1
Rope Data: Dipper trip – Diameter
16 mm
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.
Components
6 pumps (4 for open gear lubricant and 2 for grease) located in an insulated, heated, double-walled lube room.
Components
External fast fill from lower level.

Electrical

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, 11,000V
Power Requirements – 60 Hz
7,200V
Power Requirements – Average power demand
777-1087 kW (1,042-1,458 hp)
Power Requirements – Peak power
3106 kW

Main Structures

Upper works overall width (including standard walkways)
13.5 m
Crawler Dimensions – Overall width 213.4 cm (84 in) treads, standard
10 m
Crawler Dimensions – Overall width 274.3 cm (108 in) treads
10.6 m
Ground Bearing Pressure – Total effective bearing area
32 m2
Ground Bearing Pressure – 213.4 cm treads (84 in), standard
371 kPa
Ground Bearing Pressure – Total effective bearing area
41 m2
Ground Bearing Pressure – 274.3 cm treads (108 in)
296 kPa
Ground Bearing Pressure
Ground bearing pressure is dependent upon many factors.
Planetary Propel
Dual-motor independent drive.
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*

Dumping height – with clearance to open dipper door
9.4 m
Cutting height (maximum)
14.9 m
Cutting radius (maximum)
22.8 m
Radius of level floor
16.0 m
Revolving frame tail swing radius
9.3 m

Ripper

Type
Automatic, single-line system for open gear lubricant and grease.
Coming soon...............