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785 Mining Truck (LRC, Tier 4 Final / EU Stage V)

785 Mining Truck (LRC, Tier 4 Final / EU Stage V)

A Mining Industry Game Changer

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More Comfort – More Performance – More Versatility

  • Up to 5% Fuel Reduction in Cycle Times

    With larger tire options, high horsepower option and better shifting & acceleration with APECS transmission

  • 34% More Operator Space

    17% wider, 11% more legroom and 19% more shoulder room than D-Series models

  • Up to 9% Less Fuel Consumption

    With Tier 4 engine

Engine

Bore 6.7 in
Displacement 3573 in³
Emissions Rating Fuel Optimized
Engine Model Cat 3512E
Gross Power - SAE J1995 1600 hp
Net Power - SAE J1349 1509 hp
Note (1) Net Power advertised is the power available at the flywheel when the engine is equipped with air intake system, exhaust system, and alternator.
Note (2) U.S. EPA Tier 4 Final / EU Stage V available for applicable markets.
Note (3) Additional fuel optimized selectable power ratings: 1,450 hp
Stroke 8.5 in

Weights - Approximate

Body Weight 57779 lb
Chassis Weight (33.00R51 Tires) 186799 lb
Chassis Weight (36.00R51 Tires) 193192 lb
Nominal Rated Payload (33.00R51 Tires) 153 ton (US)
Nominal Rated Payload (36.00R51 Tires) 157 ton (US)
Note (1) Consult your tire manufacturer for maximum tire load
Note (2) Chassis weight with full fuel and fluids, standard & mandatory attachments, hoist, body mounting group, rims, and tires.
Note (3) Body weight varies depending on body selection and configuration.
Rated Gross Machine Weight (33.00R51 tires) 550000 lb
Rated Gross Machine Weight (36.00R51 tires) 564000 lb

Weight Distributions - Approximate

Front Axle - Empty 48%
Front Axle - Loaded 33%
Note Weight distributions optimized with Cat body.
Rear Axle - Empty 52%
Rear Axle - Loaded 67%

Final Drives

Differential Ratio 2:10:01
Planetary Ratio 10.83:1
Total Reduction Ratio 22.75:1
Type Double reduction, planetary with full floating axles.

Transmission

Forward - 1 7.4 mile/h
Forward - 2 10 mile/h
Forward - 3 13.7 mile/h
Forward - 4 18.5 mile/h
Forward - 5 25 mile/h
Forward - 6 35.6 mile/h
Note Maximum travel speeds with standard 33.00-R51 tires.
Reverse 7.2 mile/h
Top Speed - Loaded 35.6 mile/h

Tires

Note (1) Quick Change Rims optional.
Note (2) Caterpillar recommends the customer evaluate all job conditions and consult tire manufacturer for proper tire selection and TKPH (TMPH) capabilities.
Optional Tire 36.00R51
Rims 610 mm (24") Rims (standard). 660 mm (26") Rims (optional).
Standard Tire 33.00R51

Braking System

Front Wet Disc Brake Surface Area 9487 in²
Parking Brake Four corner, multi disc, spring applied, hydraulically released
Rear - Wet Disc Brake Surface Area 13908 in²
Service Brakes Four-Corner, Wet Disc, Oil Cooled, Hydraulically Actuated
Standards Service and Secondary: ISO 3450:2011

Capacity - MSD II - 100% Fill Factor

Heaped (SAE 2:1) 99 m^3 / 129 yd^3
Note Consult your local Cat dealer for body recommendations.
Struck 72 m^3 / 94 yd^3

Body Hoists

Body Lower Time - Float 15.6 s
Body Power Down- High Idle 15.5 s
Body Raise Time - High Idle 15 s
Pump Flow - High Idle 223 gal/min
Relief Valve Setting - Raise 2500 psi
Type Twin, two-stage hydraulic cylinders with snubbing valve.

Suspension

Effective Cylinder Stroke - Front 12.6 in
Effective Cylinder Stroke - Rear 6.5 in
Rear axle - Oscillation +/- 5.4 degrees
Type Self-contained nitrogen/oil cylinders, pin-to-pin mounting, top & bottom double shear clevis attachments

Service Refill Capacities

Brake Hoist System - Includes Tank 143 gal (US)
Brake/Hoist Tank 135 gal (US)
Cooling System 126 gal (US)
Crankcase 54 gal (US)
Diesel Exhaust Fluid Tank 36 gal (US)
Differential - Final Drives 139 gal (US)
Front Wheels - Each 7.1 gal (US)
Fuel Tank 410 gal (US)
Steering System - Includes Tank 31 gal (US)
Steering Tank 29 gal (US)
Torque Converter - Transmission System - Including Sump 46 gal (US)

Cab

Air Conditioning HFC - 134A refrigerant: 24,500 Btu/h
FOPS Standards FOPS (Falling Objects Protective Structure) meets ISO 3449:2005 Level II for Operator and ISO 13459:2012 Level II for Trainer.
Heater / Defroster 33300 Btu/h
Note The operator sound pressure level, 77 dB(A) with direct drive and 75 dB9A) with optional clutch, tested to ISO 6396:2008.
ROPS Standards (1) ROPS (Rollover Protective Structure) meets ISO 3471:2008 for Operator and ISO 13459:2012 for Trainer.

Steering

Steer Angle 25.1 °
Steering Standards ISO 5010:2019
Turning Diameter - ISO 7457:1997 (33.00R51 tires) 96.6 ft

Dimensions (All dimensions are approximate. MSD II Body, 33R51 tires, unloaded machine.)

Centerline Front Tire Width 15.91 ft
Centerline of Rear Dual Tire Width 14.06 ft
Dump Clearance 3.7 ft
Engine Guard Clearance 3.41 ft
Front Canopy Height 19.8 ft
Ground Clearance 3.29 ft
Height - Top of ROPS 17.09 ft
Inside Body Depth - Maximum 9.15 ft
Inside Body Length 27.29 ft
Inside Body Width 19.72 ft
Loading Height - Empty 17.39 ft
Operating Width 24.72 ft
Outside Body Width 22 ft
Overall Body Length 39.32 ft
Overall Canopy Width 24.81 ft
Overall Height - Body Raised 39.48 ft
Overall Length 39.23 ft
Overall Tire Width 20.59 ft
Rear Axle - Clearance 3.25 ft
Rear Axle - Tail 12.56 ft
Wheel Base 17 ft

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