Caterpillar-8750

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Caterpillar 8750 Base

Variants

Specifications of Caterpillar 8750 Base

Specifications

  • Boom Length 109.7-132.5 m (360-435 ft)
  • Bucket Capability 76-116 m3 (100-152 yd3)
  • Working Weight (Approximate) 5.8-7.5 million kg (13.1-15.9 million lb)

Electrical

  • Drag Motors 6 to 8 × 1230 kW (6 to 8 × 1,650 hp)
  • Hoist Motors 6 to 8 × 1230 kW (6 to 8 × 1,650 hp)
  • IGBT-AFE Inverter Cabinets 4 or 5 Water-Cooled
  • Walking Motors 4 × 932 kW (4 × 1,250 hp)

Dimensions/Working Ranges

  • Approximate Working Weight 5.8-7.5 million kg (13.1-15.9 million lb)
  • Boom Lengths 109.7-132.5 m (360-435 ft)
  • Bucket Capabilities 76-116 m3 (100-152 yd3)
  • Rated Suspended Load 226,800-344,736 kg (500,000-760,000 lb)

Walking Mounting – 25.6 m (84 ft) Base

  • Bearing Pressure (@ 80% of working weight) 226.8-243.5 kPa (32.90-35.32 psi)
  • Length of Step (approximate) 7.48 ft
  • Overall Width Over Shoes 121.65 ft
  • Shoe Width and Length 4.9 m × 24.4 m (16 ft × 80 ft)

Base – 25.6 m (84 ft) Base

  • Bearing Area 5542.0 ft2
  • Bearing Pressure 131.0-140.6 kPa (19.00-20.39 psi)
  • Circle Rail Diameter 55.0 ft
  • Outside Diameter 84.0 ft
  • Rollers (average diameter) 16.0 in
  • Swing Gear (pitch diameter) 45.51 ft

Electrical – 25.6 m (84 ft) Base

  • Drag Motors 6 to 8 × 1230 kW (6 to 8 × 1,650 hp)
  • Hoist Motors 6 to 8 × 1230 kW (6 to 8 × 1,650 hp)
  • IGBT-AFE Inverter Cabinets 4 or 5 Water-Cooled*
  • Swing Motors 8 or 10 × 932 kW (8 or 10 × 1,250 hp)
  • Walking Motors 4 × 932 kW (4 × 1,250 hp)

Weights – 25.6 m (84 ft) Base

  • Boom Length @ 39° (109.7 m/360 ft) – Ballast Weight, approximate 614000.0 lb
  • Boom Length @ 39° (109.7 m/360 ft) – Net Weight, domestic, approximate with bucket 1.4545E7 lb
  • Boom Length @ 39° (109.7 m/360 ft) – Working Weight, approximate with bucket 1.5159E7 lb
  • Boom Length @ 39° (117.3 m/385 ft) – Ballast Weight, approximate 927000.0 lb
  • Boom Length @ 39° (117.3 m/385 ft) – Net Weight, domestic, approximate with bucket 1.4782E7 lb
  • Boom Length @ 39° (117.3 m/385 ft) – Working Weight, approximate with bucket 1.5709E7 lb
  • Boom Length @ 39° (124.9 m/410 ft) – Ballast Weight, approximate 1131000.0 lb
  • Boom Length @ 39° (124.9 m/410 ft) – Net Weight, domestic, approximate with bucket 1.4793E7 lb
  • Boom Length @ 39° (124.9 m/410 ft) – Working Weight, approximate with bucket 1.5924E7 lb
  • Boom Length @ 39° (132.5 m/435 ft) – Ballast Weight, approximate 1168000.0 lb
  • Boom Length @ 39° (132.5 m/435 ft) – Net Weight, domestic, approximate with bucket 1.471E7 lb
  • Boom Length @ 39° (132.5 m/435 ft) – Working Weight, approximate with bucket 1.5878E7 lb

Walking Mounting – 22.9 m (75 ft) Base

  • Bearing Pressure (@ 80% of working weight) 256.5-268.9 kPa (37.20-39.00 psi)
  • Combined Bearing Area 1960.0 ft2
  • Length of Step (approximate) 7.0 ft
  • Overall Width Over Shoes 106.0 ft
  • Shoe Width and Length 4.3 m × 21.3 m (14 ft × 70 ft)

Base – 22.9 m (75 ft) Base

  • Bearing Area 4418.0 ft2
  • Bearing Pressure 137.9-147.5 kPa (20.00-21.40 psi)
  • Circle Rail Diameter 55.0 ft
  • Outside Diameter 75.0 ft
  • Rollers (average diameter) 14.0 in
  • Swing Gear (pitch diameter) 45.51 ft

Electrical – 22.9 m (75 ft) Base

  • Drag Motors 6 to 8 × 1230 kW (6 to 8 × 1,650 hp)
  • Hoist Motors 6 to 8 × 1230 kW (6 to 8 × 1,650 hp)
  • IGBT-AFE Inverter Cabinets 4 Water-Cooled*
  • Swing Motors 7 or 8 × 932 kW (7 or 8 × 1,250 hp)
  • Walking Motors 4 × 932 kW (4 × 1,250 hp)

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