Caterpillar Performance Handbook, January 2017, SEBD0351-47

Specifications ● 8750 – 25.6 m (84'0") Base

Draglines

MODEL

8750 – 25.6 m (84'0") Base

124.9 m

124.9 m

124.9 m

Boom Length BoomAngle

410'0"

410'0"

410'0"

39°

35°

32°

306 180 kg

317 520 kg

272 160 kg

Rated Suspension Load

675,000 lb

700,000 lb

600,000 lb

Weights*

Net Weight, Domestic (approximate with bucket) WorkingWeight (approximate with bucket) Ballast Weight (approximate)

6 709 992 kg

14,793,000 lb

*

*

7 223 005 kg

15,924,000 lb 1,131,000 lb

* *

* *

513 013 kg

Drag Rope

Drum Diameter

330.2 cm

330.2 cm

330.2 cm

130"

130"

130"

Number

2

2

2

Rope Diameter

12.06 cm

12.70 cm

11.76 cm

4.75"

5.00"

4.63"

Hoist Rope

Drum Diameter

330.2 cm

330.2 cm

330.2 cm

130"

130"

130"

Number

2

2

2

Rope Diameter

12.06 cm

12.70 cm

11.76 cm

4.75"

5.00"

4.63"

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.

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Edition 47 16-17