7495 HD Electric Rope Shovel

7495 HD Electric Rope Shovel

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Dimensions

Note
Dependent on application and material density.
Length of boom
67.0ft
Overall length of dipper handle
47.0ft
Dipper Payload
90t
Dipper Capacity
27.5-60.4 m3 (36-79 yd3)
Note
Dependent on application and material density.

Weights

Note
These weights will vary slightly depending upon dipper and optional equipment selection.
Net weight, domestic, without ballast or dipper
2144000.0lb
Note
All specifications are based on a 32 m3 (42 yd3) dipper and standard 213.4 cm (84 in) treads.
Working Weight - With Dipper and Standard Links
2856700lb
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 32 m3 (42 yd3) dipper and standard 213.4 cm (84 in) treads.

Front End

Rope Data: Hoist – No.
2
Rope Data: Hoist – Diameter
2.75in
Rope Data: Crowd – No.
1
Rope Data: Crowd – Diameter
2.5in
Rope Data: Retract – No.
1
Rope Data: Retract – Diameter
2.5in
Rope Data: Boom suspension – No.
4
Rope Data: Boom suspension – Diameter
3.25in
Rope Data: Dipper trip – No.
1
Rope Data: Dipper trip – Diameter
0.625in
Rope Data: Note
High impact ropes available as an option.
Rope Data - Dipper trip - Construction
7 x 25
Rope Data - Dipper trip - Diameter
0.625in
Rope Data - Dipper trip - No.
1
Rope Data - Dipper trip - Type
single
Rope Data - Hoist - Construction
8 x 37
Rope Data - Hoist - Diameter
2.75in
Rope Data - Hoist - No.
2
Rope Data - Hoist - Type
twin dual
Rope Data - Retract - Construction
8 x 37
Rope Data - Retract - Diameter
2.5in
Rope Data - Retract - No.
1
Rope Data - Retract - Type
single dual
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.
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 - Boom Suspension - Diameter
3.25in
Rope Data - Boom Suspension - No.
4
Rope Data - Crowd - Diameter
2.5in
Rope Data - Crowd - No.
1
Rope Data - Dipper Trip - Diameter
0.625in
Rope Data - Dipper Trip - No.
1
Rope Data - Hoist - Diameter
2.75in
Rope Data - Hoist - No.
2
Rope Data - Note
High impact ropes available as an option.
Rope Data - Retract - Diameter
2.5in
Rope Data - Retract - No.
1

Electrical

Power Requirements – Average power demand
832-1165 kW (1,116-1,562 hp)
Power Requirements – Peak power
4466hp
Note
Other voltage options available to suit customer requirements.
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
832-1165 kW (1,116-1,562 hp)
Power Requirements - Peak power
4466HP
Note
Other voltage options available to suit customer requirements.

Main Structures

Upper works overall width (including standard walkways)
44.25ft
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.
Revolving Frame (Center Section) - Welded, impact-resistant steel: Length
27.49ft
Revolving Frame (Center Section) - Welded, impact-resistant steel: Width
14.07ft
Swing
Two planetary gearboxes, each driven by a vertically mounted motor, are mounted on either side of the revolving frame.
Swing (cont'd)
Dual-output pinion shafts from each gearbox engage the swing rack.
Turntable - Forged rim, alloy steel swing rack pitch diameter
17.0ft
Turntable - Number of tapered rollers
56
Turntable - Tapered rollers diameter
8.25in
Turntable - Tapered, forged alloy steel roller rails diameter
14.76ft
Turntable - Teeth external cut (face)
9.5in
Crawler Dimensions - Overall Width 213.4 cm (84 in) Treads, Standard
32.75ft
Crawler Dimensions - Overall Width 274.3 cm (108 in) Treads
34.75ft
Ground Bearing Pressure
Ground bearing pressure is dependent upon many factors.
Ground Bearing Pressure - 213.4 cm (84 in) Treads - Standard
58psi
Ground Bearing Pressure - Total Effective Bearing Area (2)
442ft²
Hoist
A planetary gearbox with dual-output pinions provides the hoist torque transfer from the electric motor to the hoist drum gear.
Ground Bearing Pressure - 274.3 cm (108 in) Treads
46psi
Ground Bearing Pressure - Total Effective Bearing Area (1)
343ft²
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.
Upper Works Overall Width - Including Standard Walkways
44.25ft

Optimal Working Ranges

Dumping height
34.78ft
Dumping height at maximum electric crowd limit
27.72ft
Dumping radius (maximum)
69.0ft
Height of A-frame
43.64ft
Operator’s eye level
28.35ft
Overall width
42.68ft
Radius of level floor
55.51ft

Lights

Types
Incandescent lights on ground lights, walkways and operator’s cab.
Types
HPS lights on boom feet, top of A-frame, machinery house, lube room, control room, utility room and flood lights.

Optimal Working Ranges*

Dumping Height - With Clearance to Open Dipper Door
30.84ft
Cutting Height - Maximum
48.75ft
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 32 m3 (42 yd3) dipper and standard 213.4 cm (84 in) treads.

Lube System

Components (1)
6 pumps (4 for open gear lubricant and 2 for grease) located in an insulated, heated, double-walled lube room.
Type
Automatic, single-line system for open gear lubricant and grease.
Components
External fastfill from lower level.
Components (2)
External fastfill from lower level.