Caterpillar-7295

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Caterpillar 7295 Base

Variants

Specifications of Caterpillar 7295 Base

Weights

  • Ballast (furnished by customer) 159665.0 kg
  • General purpose dipper - 25.2 m3 (33 yd3) 49895.0 kg
  • Net weight, domestic, without ballast or dipper 579691.0 kg
  • Note These weights will vary slightly depending upon dipper and optional equipment selection.
  • Working weight, with dipper and standard links 789251.0 kg

Dimensions

  • Dipper capacity 18.4-39.0 m3 (24-51 yd3)
  • Dipper payload 45.4 tonnes
  • Effective length of dipper handle 9.45 m
  • Length of boom 18.0 m
  • Overall length of dipper handle 12.65 m

Electrical

  • Distribution System Requirements - Machine on large system 1320 kVA
  • Distribution System Requirements - Machine on separate system 2000 kVA
  • Drive IGBT Acutrol drive system.
  • Main Electrical Systems - Lighting transformer 1 x 25 kVA, 120/240V secondary
  • Main Electrical Systems - System voltage (nominal) 50/60 Hz, 7,200V
  • Main Electrical Systems - Trail cable (furnished by customer) SHD-3-#4 at 8,000V
  • Main Electrical Systems - Transformer, auxiliary 250 kVA, 7,200V primary; 480V secondary
  • 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.)

LIGHTS

  • Type 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.

Main Structures

  • Crawler Mounting - Number and diameter of rollers: Lower (16) 71.0 cm
  • Crawler Mounting - Number and diameter of rollers: Lower rear (2) 89.0 cm
  • Crawler Mounting - Number and diameter of rollers: Upper Slides
  • Crawler Mounting - Number and pitch of treads (96) 45.0 cm
  • Crawler Mounting - Overall length of mounting 10.26 m
  • Crawler Mounting - Overall width 139.7 cm (55 in) treads, standard 8.2 m
  • Crawler Mounting - Overall width 182.88 cm (72 in) treads 8.63 m
  • Crawler Mounting - Take-up tumblers diameter 120.7 cm
  • 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 6.92 m
  • Revolving Frame - Welded, impact-resistant steel: Width 3.2 m
  • 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 4.37 m
  • Turntable - Number of tapered rollers 54
  • Turntable - Tapered rollers diameter 18.73 cm
  • Turntable - Tapered, forged alloy steel roller rails diameter 3.92 m
  • Turntable - Teeth external cut (face) 20.32 cm

Optimal Working Ranges

  • Clearance height (boom point sheaves) 18.15 m
  • Clearance radius (boom point sheaves) 17.48 m
  • Clearance radius (revolving frame) 7.98 m
  • Clearance under frame (to ground) 3.07 m
  • Clearance under lowest point in truck frame/propel gearcase 0.78 m
  • Cutting height (maximum) 15.56 m
  • Cutting radius (maximum) 21.78 m
  • Dumping height 9.22 m
  • Dumping height at maximum electric crowd limit 7.0 m
  • Dumping radius (maximum) 18.69 m
  • Height of A-frame 11.94 m
  • Operator’s eye level 8.2 m
  • Overall width 12.39 m
  • Radius of level floor 15.58 m

Lube System

  • Components 4 pumps (2 for lubricant and 2 for grease) located in an insulated, double-walled lube room.
  • Type Single-line system applies lubricant and grease via the PLC.

Front End

  • Boom - Boom welded, impact-resistant steel
  • Boom - Boom point sheave diameters 2.08 m
  • Boom - Boom point sheaves twin-grooved, flame-hardened
  • Boom - Handle diameter 86.36 cm
  • Boom - Wall thickness (nominal) 4.45 cm
  • Rope Data - Boom susp. - Construction struct. strand
  • Rope Data - Boom susp. - Diameter 69.9 mm
  • Rope Data - Boom susp. - No. 4
  • Rope Data - Boom susp. - Type equalized
  • Rope Data - Crowd - Construction 8 x 37
  • Rope Data - Crowd - Diameter 60.3 mm
  • Rope Data - Crowd - No. 1
  • Rope Data - Crowd - Type single dual
  • Rope Data - Dipper trip - Construction 7 x 25
  • Rope Data - Dipper trip - Diameter 16.0 mm
  • Rope Data - Dipper trip - No. 1
  • Rope Data - Dipper trip - Type single
  • Rope Data - Hoist - Construction 6 x 41
  • Rope Data - Hoist - Diameter 57.2 mm
  • Rope Data - Hoist - No. 2
  • Rope Data - Hoist - Type twin dual
  • Rope Data - Retract - Construction 8 x 37
  • Rope Data - Retract - Diameter 60.3 mm
  • Rope Data - Retract - No. 1
  • Rope Data - Retract - Type single dual

Crowd

  • Components Rope Crowd with crowd machinery located at front center of the revolving frame; consisting of a motor, brake, drum and gearing.
  • Components 1 Plastic-coated crowd and retract ropes are used to move the dipper handle fore and aft.

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