8750 Dragline
Specifications
- Bucket Capability
- 76-116 m3 (100-152 yd3)
- Boom Length
- 109.7-132.5 m (360-435 ft)
- 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)
Dimensions - Working Ranges
- 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)
Weights – 22.9 m (75 ft) Base
- Boom Length @ 39° (109.7 m/360 ft) – Ballast Weight, approximate
- 1000000.0 lb
- Boom Length @ 39° (109.7 m/360 ft) – Net Weight, domestic, approximate with bucket
- 1.213E7 lb
- Boom Length @ 39° (109.7 m/360 ft) – Working Weight, approximate with bucket
- 1.313E7 lb
- Boom Length @ 39° (117.3 m/385 ft) – Ballast Weight, approximate
- 1280000.0 lb
- Boom Length @ 39° (117.3 m/385 ft) – Net Weight, domestic, approximate with bucket
- 1.212E7 lb
- Boom Length @ 39° (117.3 m/385 ft) – Working Weight, approximate with bucket
- 1.34E7 lb
- Boom Length @ 39° (124.9 m/410 ft) – Ballast Weight, approximate
- 1427000.0 lb
- Boom Length @ 39° (124.9 m/410 ft) – Net Weight, domestic, approximate with bucket
- 1.2203E7 lb
- Boom Length @ 39° (124.9 m/410 ft) – Working Weight, approximate with bucket
- 1.363E7 lb
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)
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
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)
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
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)
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
Walking Mounting – 25.6 m (84 ft) Base
- Bearing Pressure (@ 80% of working weight)
- 226.8-243.5 kPa (32.90-35.32 psi)
- Combined Bearing Area
- 2560.0 ft2
- 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)