1123 / 2440
16-10 Edition 47
Draglines
MODEL
8750 – 22.9 m (75'0") Base
Boom Length
117.3 m
385'0"
117.3 m
385'0"
117.3 m
385'0"
BoomAngle
39°
35°
32°
Rated Suspension Load
278 964 kg
615,000 lb
278 964 kg
615,000 lb
263 088 kg
580,000 lb
Weights*
Net Weight, Domestic
(approximate with bucket)
5 497 540 kg
12,120,000 lb
*
*
WorkingWeight
(approximate with bucket)
6 078 138 kg
13,400,000 lb
*
*
Ballast Weight (approximate)
580 598 kg
1,280,000 lb
*
*
Drag Rope
Drum Diameter
317.5 cm
125"
317.5 cm
125"
317.5 cm
125"
Number
2
2
2
Rope Diameter
11.8 cm
4.63"
11.8 cm
4.63"
11.4 cm
4.5"
Hoist Rope
Drum Diameter
317.5 cm
125"
317.5 cm
125"
317.5 cm
125"
Number
2
2
2
Rope Diameter
11.8 cm
4.63"
11.8 cm
4.63"
11.4 cm
4.5"
Electrical
IGBT-AFE Inverter Cabinets
(4) or (5) water cooled
(4) or (5) water cooled
(4) or (5) water cooled
Hoist Motors
(6) to (8) ×
1230 kW
(6) to (8)
× 1650
applied hp
(6) to (8) ×
1230 kW
(6) to (8)
× 1650
applied hp
(6) to (8) ×
1230 kW
(6) to (8)
× 1650
applied hp
Drag Motors
(6) to (8) ×
1230 kW
(6) to (8)
× 1650
applied hp
(6) to (8) ×
1230 kW
(6) to (8)
× 1650
applied hp
(6) to (8) ×
1230 kW
(6) to (8)
× 1650
applied hp
Swing Motors
(7) to (8) ×
932 kW
(7) to (8)
× 1250
applied hp
(7) to (8) ×
932 kW
(7) to (8)
× 1250
applied hp
(7) to (8) ×
932 kW
(7) to (8)
× 1250
applied hp
Walking Motors
(4) ×
932 kW
(4) × 1250
applied hp
(4) ×
932 kW
(4) × 1250
applied hp
(4) ×
932 kW
(4) × 1250
applied hp
Base
Outside Diameter
22.9 m
75'0"
22.9 m
75'0"
22.9 m
75'0"
Bearing Area
410.5 m
2
4418 ft
2
410.5 m
2
4418 ft
2
410.5 m
2
4418 ft
2
Bearing Pressure*
137.9-147.5 kPa
20.00-21.40 psi
137.9-147.5 kPa
20.00-21.40 psi
137.9-147.5 kPa
20.00-21.40 psi
Circle Rail Diameter
16.8 m
55'0"
16.8 m
55'0"
16.8 m
55'0"
Rollers (average diameter)
35.6 cm
14"
35.6 cm
14"
35.6 cm
14"
Swing Gear (pitch diameter)
13.87 m
45'6"
13.87 m
45'6"
13.87 m
45'6"
Walking Mounting
ShoeWidth and Length
4.3 m × 21.3 m
14'0" × 70'0"
4.3 m × 21.3 m
14'0" × 70'0"
4.3 m × 21.3 m
14'0" × 70'0"
Combined Bearing Area
182.1 m
2
1960 ft
2
182.1 m
2
1960 ft
2
182.1 m
2
1960 ft
2
Bearing Pressure
(@ 80% of working weight) 256.5-268.9 kPa
37.2-39.0 psi
256.5-268.9 kPa
37.2-39.0 psi
256.5-268.9 kPa
37.2-39.0 psi
Overall Width over Shoes
32.3 m
106'0"
32.3 m
106'0"
32.3 m
106'0"
Length of Step (approximate)
2.13 m
7'0"
2.13 m
7'0"
2.13 m
7'0"
Bucket Capacity
76-116 m
3
100-152 yd
3
76-116 m
3
100-152 yd
3
76-116 m
3
100-152 yd
3
*Net weight, ballast weight, working weight, bearing pressure (kPa/psi) will vary with boom length, angle, and rated suspended load.
NOTE:
Motor combinations and IGBT-AFE Inverter Cabinets vary with boom length, angle, and rated suspension load.
Specifications
●
8750 – 22.9 m (75'0") Base