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Electric Rope Shovels

At Caterpillar, we’re always thinking of new ways to meet our customers’ needs. It’s how we constantly improve on the electric rope shovel and provide the extreme levels of productivity and cost-effectiveness that our global customers demand.

7495 HD Electric Rope Shovel

  • Specification Summary

  • Dipper payload 82 tonnes
  • Dipper capacity 27.5-60.4 m3 (36-79 yd3)
  • Effective length of dipper handle Dependent on application and material density.
  • Working weight, with dipper and standard links 1295777 kg
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Product Details

Dimensions

Dipper payload 82 tonnes
Dipper capacity 27.5-60.4 m3 (36-79 yd3)
Effective length of dipper handle Dependent on application and material density.

Weights

Working weight, with dipper and standard links 1295777 kg
Ballast (furnished by customer) 260362 kg
General purpose dipper – 49.78 m3 (65 yd3) 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.

Front End

Boom – Boom One piece, forged, seamless tubular dipper handle and wide-spread boom point sheaves equipped with hoist ropes and dipper padloc
Boom – Boom point sheave diameters 2
Boom – Boom point sheaves 70
Boom – Handle diameter 1
Boom – Wall thickness (nominal) 64 cm
Rope Data – Boom susp. – Construction 1
Rope Data – Boom susp. – Diameter 64 mm
Rope Data – Boom susp. – No. 4
Rope Data – Boom susp. – Type 83
Rope Data – Crowd – Construction 1
Rope Data – Crowd – Diameter 16 mm
Rope Data – Crowd – No. High impact ropes available as an option.
Rope Data – Crowd – Type Rope Crowd: the crowd machinery is located at the front center of the revolving frame; consisting of a motor, brake, drum and ge

Electrical

Drive IGBT Acutrol drive system.
Main Electrical Systems – System voltage (nominal) 3 phase, 50/60 Hz, 7,200V
Main Electrical Systems – Trail cable (furnished by customer) 6,000V, 6,600V, 7,200V, 11,000V
Main Electrical Systems – Transformer, auxiliary 7,200V
Power Requirements – Average 15-minute demand 832-1165 kW (1,116-1,562 hp)
Power Requirements – Peak power 3330
Power Requirements – Voltage Other voltage options available to suit customer requirements.

Main Structures

Crawler Mounting – Number and diameter of rollers: Lower (8) 13.5 cm
Crawler Mounting – Number and diameter of rollers: Upper (10) 10 cm
Crawler Mounting – Number and pitch of treads (74) 10.6 cm
Crawler Mounting – Overall length of mounting 32.0 m
Crawler Mounting – Overall width 213.36 cm (84 in) treads, standard 400 m
Crawler Mounting – Overall width 274.32 cm (108 in) treads 41 m
Crawler Mounting – Take-up tumblers diameter 316 cm
Crawler Mounting – Total effective bearing area (213.36 cm/84 in treads) Ground bearing pressure is dependent upon many factors.
Crawler Mounting – Total effective bearing area (274.32 cm/108 in treads) Dual-motor independent drive.
Hoist Two planetary gearboxes, each driven by a vertically mounted motor, are located on either side of the revolving frame. Dual-outp
Planetary Propel A planetary gearbox with dual-output pinions provides the hoist torque transfer from the electric motor to the hoist drum gear.

Optimal Working Ranges

Clearance height (boom point sheaves) 9.4 m
Clearance radius (boom point sheaves) 14.9 m
Clearance radius (revolving frame) 22.8 m
Clearance under frame (to ground) 16.0 m
Clearance under lowest point in truck frame/propel gearcase 9.3 m
Cutting height (maximum) Optimal working ranges based on loading a Cat® 793F truck.
Cutting radius (maximum) *All specifications are based on a 32 m3 (42 yd3) dipper and standard 213.4 cm (84 in) treads.

Lube System

Components 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.
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