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Mining Trucks

Caterpillar builds Off-Highway Trucks specifically for work in mines, construction and quarries. Our Off-Highway Trucks are pass-matched with Cat Wheel Loaders and Hydraulic Excavators to speed cycle times and maximize productivity.

793D Mining Truck

The 793D Mining Truck is available in five merchandising arrangements: • Standard - for balanced all-around performance • Extended Life Wheel Groups - for long, uphill hauls • Extra Top Speed - for long, flat hauls • High Altitude Arrangement - for operations above 2750 m (9,000 ft)

Product Details

Engine

Engine Model 3516B HD EUI
Gross Power - SAE J1995 1801 kW
Rated Power 1750 kW
Net Power - ISO 9249 1743 kW
Net Power - 80/1269/EEC 1743 kW
Torque Rise 23 %
Bore 170 mm
Stroke 215 mm
Displacement 78 l
Net Power 1743 kW
Net Power - SAE J1349 1743 kW

Weights - Approximate

Gross Machine Operating Weight (GMW) 383749 kg
Chassis Weight 116707 kg
Body Weight Range 21 795 - 54 431 kg / 48,050 - 120,000 lb

Operating Specifications

Nominal Payload Capacity 218 ton (US)
Body Capacity - SAE 2:1 129 m³
Top Speed - Loaded 54.3 km/h
Maximum Payload Capacity Custom
Steer Angle 36 °
Raise Time 20.3 s
Lower Time 17.5 s
Turning Circle - Clearance Diameter 32.66 m
Turning Radius - Front 28.42 m

Final Drives

Differential Ratio 1:8:1
Planetary Ratio 16:1
Total Reduction Ratio 28.8:1

Transmission

Forward - 1 11.8 km/h
Forward - 2 15.9 km/h
Forward - 3 21.5 km/h
Forward - 4 29 km/h
Forward - 5 39.4 km/h
Forward - 6 54.3 km/h
Reverse 10.9 km/h

Suspension

Effective Cylinder Stroke - Front 130.5 mm
Effective Cylinder Stroke - Rear 105.5 mm
Rear axle - Oscillation +/- 4.9º

Body Hoists

Pump Flow - High Idle 846 l/min
Relief Valve Setting - Raise 20370 kPa
Body Raise Time - High Idle 20.25 s
Body Lower Time - Float 19.26 s
Body Power Down - High Idle 17.51 s

Brakes

Outside Diameter 874.5 mm
Brake Surface - Rear 134500 cm²
Standards J-ISO 3450 JAN88, ISO 3450:1996
Brake Surface - Front 89817 cm²

Weight Distributions - Approximate

Front Axle - Loaded 33 %
Rear Axle - Loaded 67 %
Front Axle - Empty 46 %
Rear Axle - Empty 54 %

Capacity - Dual Slope - 100% Fill Factor

Struck 96 m³
Heaped (SAE 2:1) 129 m³

Service Refill Capacities

Fuel Tank - Standard 4354 l
Fuel Tank - Optional 4922 l
Cooling System 973 l
Crankcase 265 l
Rear Axle - Housing 1022 l
Steering Tank 227 l
Steering System - Including Tank 341 l
Brake/Hoist Hydraulic Tank 769 l
Brake Hoist System - Includes Tank 1375 l
Torque Converter - Transmission Sump 102 l
Torque Converter/Transmission System - Including Sump 189 l

Tires

Standard Tires 40.00R57

Dimensions

Front Canopy Height 6494 mm
Height - Top of ROPS 5584 mm
Overall Body Length 12862 mm
Inside Body Length 7712 mm
Overall Length 12862 mm
Wheel Base 5905 mm
Rear Axle - Tail 3772 mm
Ground Clearance 1005 mm
Dump Clearance 1364 mm
Loading Height - Empty 5871 mm
Inside Body Depth - Maximum 2330 mm
Overall Height - Body Raised 13113 mm
Operating Width 7680 mm
Centerline Front Tire Width 5610 mm
Engine Guard Clearance 1294 mm
Overall Canopy Width 7680 mm
Outside Body Width 7680 mm
Inside Body Width 6500 mm
Rear Axle - Clearance 1128 mm
Centerline of Rear Dual Tire Width 4963 mm
Overall Tire Width 7605 mm

ROPS

ROPS Standards .ISO 3471:1994

Sound

Sound Standards .ANSI/SAE J1166 MAY90

Steering

Steering Standards SAE J1511 OCT90, ISO 5010:1992

Power Train - Engine

The Cat 3516B High Displacement engine is built for power, reliability and efficiency for superior performance in the toughest applications. The field-proven engine delivers high horsepower, superior fuel efficiency, lower emissions, reduced engine noise and lower operating costs.

Power Train - Merchandising Arrangements

The 793D is available in four different normal altitude configurations and one arrangement for high altitude operations. All configurations include key components matched to performance requirements in specific applications and conditions.

Power Train - Transmission

The Cat six-speed power shift transmission and mechanical power train, matched with the electronic unit injection 3516B high displacement engine, provides consistent power and efficiency for peak power train performance.

Engine/Power Train Integration

The Cat Data Link electronically combines engine, transmission, brake and operational information to optimize overall truck performance. Stored diagnostic data can be accessed via the Electronic Technician (Cat ET) to improve troubleshooting and reduce downtime.

Caterpillar Brake System

Cat oil-cooled, multiple disc brakes offer exceptional, fade-resistant braking and retarding for maximum performance and productivity in all haul road conditions. Integrated Braking Control combines retarding and traction control into one system for optimum braking efficiency.

Structures

Caterpillar truck frames are built to optimize torsional load displacement. Mild steel provides flexibility, durability and resistance to impact loads. Castings and forgings in high stress areas provide exceptional strength and durability for long life.

Monitoring System

The VIMS™ monitoring system provides operators, service technicians and mine personnel with vital machine health and payload data to keep the 793D performing at peak efficiency and top production levels while lowering cost-per-ton.

Truck Body Systems

A variety of Caterpillar designed and built truck bodies ensure optimal performance and reliability in tough mining applications. Cat dealers can help build an optimum hauling system to maximize truck payloads and extend body and truck wear life.

Customer Support

Caterpillar dealers provide unmatched product support, anywhere in the world. With the best part availability in the world and a wide range of maintenance and service options, Cat dealers have what it takes to keep your mining machine productive.

Operator's Station

The ergonomic cab is designed for operator comfort and ease of operation to allow the operator to focus on production. Controls and gauges are positioned within easy reach for optimum efficiency and superior control.

Serviceability

The 793D is designed for quick and easy servicing. Simplified service and maintenance features reduce downtime, allowing the machine to spend less time being serviced and more time on the haul roads.

Safety

Caterpillar sets the standard when it comes to safety in the design and manufacturing of heavy equipment for the mining industry. Safety is not an afterthought at Caterpillar, but an integral part of all machine and systems designs.

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