Caterpillar Performance Handbook, January 2017, SEBD0351-47
Specifications ● 8750 – 25.6 m (84'0") Base
Draglines
MODEL
8750 – 25.6 m (84'0") Base
132.5 m
132.5 m
132.5 m
Boom Length BoomAngle
435'0"
435'0"
435'0"
39°
35°
32°
263 088 kg
254 016 kg
240 404 kg
Rated Suspension Load
580,000 lb
560,000 lb
530,000 lb
Weights*
Net Weight, Domestic (approximate with bucket) WorkingWeight (approximate with bucket) Ballast Weight (approximate)
6 672 341 kg
14,710,000 lb
*
*
7 202 140 kg 529 796 kg
15,878,000 lb 1,168,000 lb
* *
* *
Drag Rope
Drum Diameter
330.2 cm
330.2 cm
330.2 cm
130"
130"
130"
Number
2
2
2
Rope Diameter
11.43 cm
11.43 cm
11.43 cm
4.50"
4.50"
4.50"
Hoist Rope
Drum Diameter
330.2 cm
330.2 cm
330.2 cm
130"
130"
130"
Number
2
2
2
Rope Diameter
11.43 cm
11.43 cm
11.43 cm
4.50"
4.50"
4.50"
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) × 1230 kW
(6) to (8) × 1230 kW
(6) to (8) × 1650 applied hp (6) to (8) × 1650 applied hp (8) to (10) × 1250 applied hp (4) × 1250 applied hp
(6) to (8) × 1650 applied hp (6) to (8) × 1650 applied hp (8) to (10) × 1250 applied hp (4) × 1250 applied hp
(6) to (8) × 1650 applied hp (6) to (8) × 1650 applied hp (8) to (10) × 1250 applied hp (4) × 1250 applied hp
Drag Motors
(6) to (8) × 1230 kW
(6) to (8) × 1230 kW
(6) to (8) × 1230 kW
Swing Motors
(8) to (10) × 932 kW
(8) to (10) × 932 kW
(8) to (10) × 932 kW
Walking Motors
(4) × 932 kW
(4) × 932 kW
(4) × 932 kW
Base
Outside Diameter
25.6 m
25.6 m
25.6 m
84'0"
84'0"
84'0"
514.85 m 2
514.85 m 2
Bearing Area
514.85 m 2
5542 ft 2
5542 ft 2
5542 ft 2
Bearing Pressure* Circle Rail Diameter
131.0-140.6 kPa 19.00-20.39 psi 131.0-140.6 kPa 19.00-20.39 psi 131.0-140.6 kPa 19.00-20.39 psi
16.8 m 40.6 cm 13.87 m
16.8 m 40.6 cm 13.87 m
16.8 m 40.6 cm 13.87 m
55'0"
55'0"
55'0"
Rollers (average diameter) Swing Gear (pitch diameter)
16"
16"
16"
45'6"
45'6"
45'6"
Walking Mounting
ShoeWidth and Length Combined Bearing Area
4.9 m × 24.4 m
4.9 m × 24.4 m
4.9 m × 24.4 m
16'0" × 80'0"
16'0" × 80'0"
16'0" × 80'0"
237.8 m 2
237.8 m 2
237.8 m 2
2560 ft 2
2560 ft 2
2560 ft 2
Bearing Pressure (@ 80% of working weight) 226.8-243.5 kPa 32.90-35.32 psi 226.8-243.5 kPa 32.90-35.32 psi 226.8-243.5 kPa 32.90-35.32 psi Overall Width over Shoes 37.08 m 121'8" 37.08 m 121'8" 37.08 m 121'8" Length of Step (approximate) 2.28 m 7'6" 2.28 m 7'6" 2.28 m 7'6" 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.
16-18 Edition 47
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