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7495 Electric Rope Shovel

7495 with HydraCrowd

7495 Electric Rope Shovel

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Cat® Electric Rope Shovels combine immense payload capability with low maintenance requirements and high reliability to deliver the lowest cost-per-ton loading solution for long-life mines. The Cat 7495 with HydraCrowd features AC IGBT electrics for greater uptime, lower operating costs and faster cycle times. The state-of-the-art operator’s cab is the most comfortable and productivity-enhancing in the industry. The 7495 is available with a number of new technologies that provide operator assist and machine self-protection, enable proactive maintenance, and deliver real-time information on productivity and performance. An entirely electric machine, the 7495 is cleaner and more efficient than diesel-powered machines, plus its regenerative braking technology feeds electrical energy back to the grid.

Key Specs
Dipper Payload 120 t
Dipper Capacity 30.6-62.7 m3 (40-82 yd3)
Working Weight – With Dipper and Standard Links 3066000 lb
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Product Specifications for 7495 with HydraCrowd

Dipper Payload 120 t
Dipper Capacity 30.6-62.7 m3 (40-82 yd3)
Dipper Payload (Available Dipper Payloads Up To 109 Tonnes [120 tons] When Specified) 120 t
Note Dependent on application and material density
Working Weight – With Dipper and Standard Links 3066000 lb
Ballast – Furnished By Customer 667150 lb
Note (1) These weights will vary slightly depending upon dipper and optional equipment selection
Note (2) All specifications are based on a 56 m3 (73 yd3) dipper and standard 200.7 cm (79 in) crawlers.
Power Requirements – Note Other voltage options available to suit customer requirements
Drive IGBT Acutrol drive system
Power Requirements – 50 Hz 6,000V, 6,600V, 7,200V, 11,000V
Power Requirements – Average Power Demand 945-1322 kW
Power Requirements – Voltage 3 phase, 50/60 Hz, 7,200V
Power Requirements – 60 Hz 7,200V, 13,800V
System Voltage – Nominal 50/60 Hz, 7,200V
Power Requirements – Peak power 3778 kW
Rope Data – Boom Suspension – No. 4
Rope Data – Boom Suspension – Diameter 3.25 in
Type 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 – Note High impact ropes available as an option
Rope Data – Dipper Trip – No. 1
Rope Data – Hoist – No. 2
Rope Data – Hoist – Diameter 2.75 in
Rope Data – Dipper Trip – Diameter 0.75 in
Crowd (1) HydraCrowd, hydraulic power skid, located at the front center of the revolving frame deck, powers a large hydraulic cylinder to move the dipper handle fore and aft.
Crowd (2) (Optional) Rope Crowd, the crowd machinery is located at the front center of the revolving frame, consisting of motor, brake, drum and gearing. Plastic-impregnated crowd and retract ropes are used to move the dipper handle fore and aft.
Dipper Capacities 30.6-62.7 m3 (40-82 yd3)
Maximum Dumping Height 28.9 ft
Dipper Payload 120 ton (US)
Operating Weight 3066000 lb
Cutting Radius – Maximum 80 ft
Revolving Frame Tail Swing Radius 30.5 ft
Cutting Height – Maximum 53.5 ft
Radius of Level Floor 56.1 ft
Dumping Height – With Clearance to Open Dipper Door 28.9 ft
Note (1) Optimal working ranges based on loading a Cat 795F AC truck.
Note (2) *All specifications are based on a 56 m3 (73 yd3) dipper and standard 200.7 cm (79 in) crawlers.
Crawler Dimensions – Overall Width 259.1 cm (102 in) Treads 38 ft
Crawler Dimensions – Overall Width 200.7 cm (79 in) Treads, Standard 36 ft
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 – Note Ground bearing pressure is dependent upon many factors
Upper Works Overall Width – Including Standard Walkways 41.9 ft
Ground Bearing Pressure – Total Effective Bearing Area (259.1 cm/102 in) Treads 46.6 m2 (298 kPa); 501.7 ft2 (43 psi)
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.
Planetary Propel Dual-motor independent drive
Ground Bearing Pressure – Total Effective Bearing Area (200.7 cm/79 in) Treads – Standard 36 m2 (382 kPa); 386 ft2 (55 psi)
Type Automatic, single-line system for open gear lubricant and grease
Components (1) Six pumps (four for open gear lubricant and two for grease) located in an insulated, heated, double-walled lube room
Components (2) External FastFil from lower level