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785D Mining Truck

785D Mining Truck

At a Glance

Engine Model
Cat® 3512C HD
Gross Power - SAE J1995
1450 HP
Gross Machine Operating Weight (GMW)
550000 lb
Rated Power
1450 HP
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Overview

The 785D Mining Truck is engineered for performance, designed for comfort, and built to last. Developed specifically for high production mining and construction applications, the 785D Mining Truck keeps material moving at high volume to lower your cost-per-ton. Rugged construction creates a durable machine. Easy maintenance procedures ensure high reliability and  long life with low operating costs.

Engine

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Engine Model Cat® 3512C HD
Gross Power - SAE J1995 1450HP
Rated Power 1450HP
Net Power - Cat 1348HP
Net Power - ISO 9249 1348HP
Net Power - 80/1269/EEC 1348HP
Torque Rise 23%
Bore 6.7in
Stroke 8.4in
Displacement 3573.6in³
Net Power 1348HP
Net Power - SAE J1349 1348HP

Weights - Approximate

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Gross Machine Operating Weight (GMW) 550000lb
Body Weight Range 20 831 - 30 623 kg 45,924 - 67,512 lb
Minimum/Maximum Operating Chassis Weight Range (OCW) 83 304 - 84 668 kg 183,654 - 186,661 lb
Minimum/Maximum Operating Chassis Weight Range Empty (EOMW) 106 218 - 117 597 kg 234,170 - 259,257 lb

Operating Specifications

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Top Speed - Loaded 34mile/h
Steer Angle 36°
Machine Clearance Turning Diameter 108.9ft
Maximum Target Payload 157ton (US)
Minimum Target Payload 144ton (US)
Target Payload - Dual Slope* 146ton (US)
Turning Diameter - Front 97.7ft

Transmission

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Forward - 1 7.5mile/h
Forward - 2 10.2mile/h
Forward - 3 13.8mile/h
Forward - 4 18.6mile/h
Forward - 5 25.2mile/h
Forward - 6 34mile/h
Reverse 6.8mile/h

Final Drives

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Differential Ratio 2.10:1
Planetary Ratio 10.83:1
Total Reduction Ratio 22.75:1

Suspension

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Effective Cylinder Stroke - Front 12.1in
Effective Cylinder Stroke - Rear 6.5in

Brakes

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Brake Surface - Rear 13908in²
Standards SAE J1473 OCT90 ISO 3450-1985
Brake Surface - Front 9497in²

Body Hoists

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Pump Flow - High Idle 198gal/min
Relief Valve Setting - Raise 2500psi
Body Raise Time - High Idle 15.2s
Body Lower Time - Float 16.2s
Body Power Down - High Idle 15.9s
Body Lower Time - High Idle 15.9s

Service Refill Capacities

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Fuel Tank - Standard 500gal (US)
Cooling System 100gal (US)
Crankcase 54gal (US)
Steering Tank 24gal (US)
Steering System - Including Tank 31gal (US)
Brake/Hoist Hydraulic Tank 89gal (US)
Brake Hoist System - Includes Tank 169gal (US)
Differential - Final Drives 115gal (US)
Torque Converter/Transmission System - Including Sump 65.51gal (US)

Body - X

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Body Weight 55468lb
Heaped (SAE 2:1) 111yd³

Weight Distributions - Approximate

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Front Axle - Empty* 45-46%
Front Axle - Loaded - Target 33%
Rear Axle - Empty* 54-55%
Rear Axle - Loaded - Target 67%

Body - Dual Slope

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Body Weight 49150lb
Heaped (SAE 2:1) 102yd³

ROPS

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ROPS Standards SAE J1040 APR88 ISO 3471:1994

Sound

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Sound Standards ANSI/SAE J1166 MAY90 SAE J88 APR95

Steering

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Steering Standards SAE J1511 OCT90 ISO 5010:1992

Tires

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Standard Tires 33.00-R51 (E3 & E4)