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7495 HD Electric Rope Shovel Specifications
Dipper Payload 90 t
Dipper Capacity 27.5-60.4 m3 (36-79 yd3)
Length of boom 67.0 ft
Overall length of dipper handle 47.0 ft

Dimensions

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

Weights

Working Weight - With Dipper and Standard Links
2856700 lb
Net weight, domestic, without ballast or dipper
2144000.0 lb
Note
These weights will vary slightly depending upon dipper and optional equipment selection.
Note
All specifications are based on a 32 m3 (42 yd3) dipper and standard 213.4 cm (84 in) treads.
Ballast - Furnished By Customer
574000 lb
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.

Main Structures

Revolving Frame (Center Section) - Welded, impact-resistant steel: Length
27.49 ft
Revolving Frame (Center Section) - Welded, impact-resistant steel: Width
14.07 ft
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
17.0 ft
Turntable - Number of tapered rollers
56
Turntable - Tapered rollers diameter
8.25 in
Turntable - Tapered, forged alloy steel roller rails diameter
14.76 ft
Turntable - Teeth external cut (face)
9.5 in
Upper works overall width (including standard walkways)
44.25 ft
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.
Crawler Dimensions - Overall Width 213.4 cm (84 in) Treads, Standard
32.75 ft
Crawler Dimensions - Overall Width 274.3 cm (108 in) Treads
34.75 ft
Ground Bearing Pressure
Ground bearing pressure is dependent upon many factors.
Ground Bearing Pressure - 213.4 cm (84 in) Treads - Standard
58 psi
Ground Bearing Pressure - Total Effective Bearing Area (2)
442 ft²
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
46 psi
Ground Bearing Pressure - Total Effective Bearing Area (1)
343 ft²
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
44.25 ft

Optimal Working Ranges

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

Optimal Working Ranges*

Dumping Height - With Clearance to Open Dipper Door
30.84 ft
Cutting Height - Maximum
48.75 ft
Cutting Radius - Maximum
74.75 ft
Radius of Level Floor
52.49 ft
Revolving Frame Tail Swing Radius
30.51 ft
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.

Electrical

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

Front End

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

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.