Caterpillar Performance Handbook, January 2017, SEBD0351-47

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Specifications ● 8750 – 22.9 m (75'0") Base

Draglines

MODEL

8750 – 22.9 m (75'0") Base

109.7 m

109.7 m

Boom Length BoomAngle

360'0"

360'0"

39°

35°

294 840 kg

294 840 kg

Rated Suspension Load

650,000 lb

650,000 lb

Weights* Net Weight, Domestic (approximate with bucket) WorkingWeight (approximate with bucket)

5 502 075 kg 5 955 668 kg 453 592 kg

12,130,000 lb 13,130,000 lb 1,000,000 lb

* * *

Ballast Weight (approximate)

Drag Rope

Drum Diameter

317.5 cm

317.5 cm

125"

125"

Number

2

2

Rope Diameter

11.8 cm

11.8 cm

4.63"

4.63"

Hoist Rope

Drum Diameter

317.5 cm

317.5 cm

125"

125"

Number

2

2

Rope Diameter

11.8 cm

11.8 cm

4.63"

4.63"

Electrical

IGBT-AFE Inverter Cabinets

(4) or (5) water cooled

(4) or (5) water cooled

Hoist Motors

(6) to (8) × 1230 kW (6) to (8) × 1230 kW (7) to (8) × 932 kW

(6) to (8) × 1230 kW (6) to (8) × 1230 kW (7) to (8) × 932 kW

(6) to (8) × 1650 applied hp (6) to (8) × 1650 applied hp (7) to (8) × 1250 applied hp

(6) to (8) × 1650 applied hp (6) to (8) × 1650 applied hp (7) to (8) × 1250 applied hp

Drag Motors

Swing Motors

Walking Motors

(4) × 932 kW

(4) × 932 kW

(4) × 1250 applied hp

(4) × 1250 applied hp

Base

Outside Diameter

22.9 m

22.9 m

75'0"

75'0"

410.5 m 2

Bearing Area

410.5 m 2

4418 ft 2

4418 ft 2

Bearing Pressure* Circle Rail Diameter

137.9-147.5 kPa

137.9-147.5 kPa

20.00-21.40 psi

20.00-21.40 psi

16.8 m 35.6 cm 13.87 m

16.8 m 35.6 cm 13.87 m

55'0"

55'0"

Rollers (average diameter) Swing Gear (pitch diameter)

14"

14"

45'6"

45'6"

Walking Mounting

ShoeWidth and Length Combined Bearing Area

4.3 m x 21.3 m

2.7 m × 14.6 m

14'0" × 70'0"

14'0" × 70'0"

80.3 m 2 21.6 m

182.1 m2

1960 ft 2

1960 ft 2

Bearing Pressure (@ 80% of working weight)

256.5-268.9 kPa

37.2-39.0 psi

37.2-39.0 psi

Overall Width over Shoes Length of Step (approximate)

32.3 m 2.13 m

2.1 m

106'0"

106'0"

0.24 km/h 76-116 m 3

7'0"

7'0"

Bucket Capacity

76-116 m 3

100-152 yd 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

Edition 47 16-9

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