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7295 Electric Rope Shovel
- Technical Specs
- Dipper payload
- 50 tons
- Dipper capacity
- 19.1-38.2 m3 (25-50 yd3)
- Length of boom
- 59.0 ft
- Overall length of dipper handle
- 41.5 ft
- Note
- Dependent on application and material density.
- Working weight, with dipper and standard links
- 1748837 lb
- General purpose dipper – 25.2 m3 (33 yd3)
- 110000.0 lb
- Ballast (furnished by customer)
- 352000 lb
- Note
- These weights will vary slightly depending upon dipper and optional equipment selection.
- Note
- All specifications are based on a 19 m3 (25 yd3) dipper and standard 182.9 cm (72 in) treads.
- Crawler Mounting – Total effective bearing area (139.7 cm/55 in treads)
- 20.81 m2 (224 ft2); 371.6 kPa (53.9 psi)
- Crawler Mounting – Total effective bearing area (182.88 cm/72 in treads)
- 27.2 m2 (293 ft2); 284.1 kPa (41.2 psi)
- Hoist
- Hoist machinery consists of a motor coupled to two gear reductions, which drive the 137 cm (54 in) hoist drum.
- Planetary Propel
- Dual-motor independent drive.
- Revolving Frame – Welded, impact-resistant steel: Length
- 22.7 ft
- Revolving Frame – Welded, impact-resistant steel: Width
- 10.5 ft
- Swing
- Two parallel shaft units mounted to either side of the revolving frame. Each unit is driven by a vertically mounted motor.
- Turntable – Cast alloy steel swing rack pitch diameter
- 14.34 ft
- Turntable – Number of tapered rollers
- 54
- Turntable – Tapered rollers diameter
- 7.38 in
- Turntable – Tapered, forged alloy steel roller rails diameter
- 12.86 ft
- Turntable – Teeth external cut (face)
- 8.0 in
- Upper works overall width (including standard walkways)
- 41.33 ft
- Crawler Dimensions – Overall width 182.9 cm (72 in) treads, standard
- 28.22 ft
- Ground Bearing Pressure – Total effective bearing area
- 315.6 ft2
- Ground Bearing Pressure – 182.9 cm (72 in) treads
- 39 psi
- Ground Bearing Pressure
- Ground bearing pressure is dependent upon many factors.
- Planetary Propel
- Dual-motor independent drive.
- Swing
- Parallel shaft gear cases, driven by a vertically mounted motor, are located on either side of the revolving frame.
- Hoist
- A motor coupled to two gear reductions drives a 137 cm (54 in) hoist drum.
- Dumping height
- 30.25 ft
- Dumping height at maximum electric crowd limit
- 23.0 ft
- Dumping radius (maximum)
- 61.32 ft
- Height of A-frame
- 39.17 ft
- Operator’s eye level
- 26.9 ft
- Overall width
- 40.65 ft
- Radius of level floor
- 51.12 ft
- Dumping height – with clearance to open dipper door
- 27.56 ft
- Cutting height (maximum)
- 45.00 ft
- Cutting radius (maximum)
- 67.59 ft
- Radius of level floor
- 48.88 ft
- Revolving frame tail swing radius
- 25.59 ft
- Note
- Optimal working ranges based on loading a Cat® 785D truck.
- Note
- *All specifications are based on a 19 m3 (25 yd3) dipper and standard 182.9 cm (72 in) treads.
- 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.
- Components
- External fast fill from lower level.
- Power Requirements – Average 15-minute demand
- 538-753 kW
- Power Requirements – Peak power
- 2152 kW
- Power Requirements – Voltage
- 3 phase, 50/60 Hz, 7,200V (Other voltages 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
- Power Requirements – 60 Hz
- 4,160V, 7,200V
- Power Requirements – Average power demand
- 538-753 kW (721-1,010 hp)
- Power Requirements – Peak power
- 2886 hp
- Note
- Other voltages available to suit customer requirements.
- Rope Data – Dipper trip – Construction
- 7 x 25
- Rope Data – Dipper trip – Diameter
- 0.63 in
- Rope Data – Dipper trip – No.
- 1
- Rope Data – Dipper trip – Type
- single
- Rope Data – Hoist – Construction
- 6 x 41
- Rope Data – Hoist – Diameter
- 2.25 in
- Rope Data – Hoist – No.
- 2
- Rope Data – Hoist – Type
- twin dual
- Rope Data – Retract – Construction
- 8 x 37
- Rope Data – Retract – Diameter
- 2.38 in
- 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.
- Standard Rope Data: Hoist – No.
- 2
- Standard Rope Data: Hoist – Diameter
- 2.375 in
- Standard Rope Data: Crowd – No.
- 1
- Standard Rope Data: Crowd – Diameter
- 2.25 in
- Standard Rope Data: Retract – No.
- 1
- Standard Rope Data: Retract – Diameter
- 2.25 in
- Standard Rope Data: Boom susp. – No.
- 4
- Standard Rope Data: Boom susp. – Diameter
- 2.75 in
- Standard Rope Data: Dipper trip – No.
- 1
- Standard Rope Data: Dipper trip – Diameter
- 0.625 in
- Note
- High impact ropes available as an option
- 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.
- 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.
- Components
- Rope Crowd with crowd machinery located at front center of the revolving frame; consisting of a motor, brake, drum and gearing.
- Components
- Plastic-coated crowd and retract ropes are used to move the dipper handle fore and aft.