7495 Electric Rope Shovel

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 Rope Crowd 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 with Rope Crowd 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.

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Dimensions

Dipper Payload

120t

Dipper Capacity

30.6-62.7 m3 (40-82 yd3)

Dipper Payload (Available Dipper Payloads Up To 109 Tonnes [120 tons] When Specified)

120t

Note

Dependent on application and material density

Weights

Working Weight - With Dipper and Standard Links

3056000lb

Ballast - Furnished By Customer

667150lb

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.

Main Structures

Upper Works Overall Width - Including Standard Walkways

41.9ft

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) Treads

36 m2 (380 kPa); 386 ft2 (55 psi)

Crawler Dimensions - Overall Width 200.7 cm (79 in) Treads, Standard

36ft

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 259.1 cm (102 in) Treads

38ft

Ground Bearing Pressure - Note

Ground bearing pressure is dependent upon many factors

Ground Bearing Pressure - Total Effective Bearing Area (259.1 cm) Treads

47 m2 (297 kPa); 501 ft2 (43 psi)

Lube System

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

Electrical

Power Requirements - Voltage

3 phase, 50/60 Hz, 7,200V

Power Requirements - 60 Hz

7,200V, 13,800V

Power Requirements - 50 Hz

6,000V, 6,600V, 7,200V, 11,000V

System Voltage - Nominal

50/60 Hz, 7,200V

Drive

IGBT Acutrol drive system

Power Requirements - Peak power

3737 kW

Power Requirements - Average Power Demand

934-1308 kW

Power Requirements - Note

Other voltage options available to suit customer requirements

Front End

Rope Data - Hoist - No.

Rope Data - Dipper Trip - No.

Rope Data - Crowd - Diameter

2.5in

Rope Data - Crowd - No.

Rope Data - Hoist - Diameter

2.75in

Rope Data - Boom Suspension - Diameter

3.25in

Rope Data - Dipper Trip - Diameter

0.75in

Rope Data - Note

High impact ropes available as an option

Rope Data - Boom Suspension - No.

Rope Data - Retract - No.

Rope Data - Retract - Diameter

2.5in

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.

Crowd (1)

Rope Crowd with 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.

Crowd (2)

(Optional) 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.

Dimensions - Working Ranges

Dipper Capacities

30.6-62.7 m3 (40-82 yd3)

Dipper Payload

120ton (US)

Maximum Dumping Height

28.9ft

Operating Weight

3056000lb

Dimensions (Approximate) - Optimal Working Ranges*

Radius of Level Floor

56.1ft

Revolving Frame Tail Swing Radius

30.5ft

Cutting Height - Maximum

53.5ft

Cutting Radius - Maximum

80ft

Dumping Height - With Clearance to Open Dipper Door

28.9ft

Note (1)

Optimal working ranges based on loading a Cat 797F truck.

Note (2)

*All specifications are based on a 56 m3 (73 yd3) dipper and standard 200.7 cm (79 in) crawlers.

Standard Equipment:

Optional Equipment:

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