793D Mining Truck

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 ...
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Weights - Approximate

Nominal Rated Payload
256ton (US)
Rated Gross Machine Weight
846240lb
Chassis Weight
268929lb
Body Weight
67682lb
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.

Engine

Gross Power - SAE J1995
2415HP
Engine Model
Cat® 3516B HD
Net Power - SAE J1349
2337HP
Rated Speed
1750r/min
Emissions Rating
U.S. EPA Tier 1
Bore
6.7in
Stroke
8.5in
Displacement
4760in³
Note (1)
3516E engine currently offered as optional attachment upgrade.
Note (2)
Net power advertised is the power available at the flywheel when the engine is equipped with air intake system, exhaust system, and alternator.

Braking System

Service Brakes
Four-Corner, Wet Disc, Oil Cooled, Hydraulically Actuated
Front Wet Disc Brake Surface Area
13921in²
Rear - Wet Disc Brake Surface Area
20847in²
Standards
Service and Secondary: ISO 3450:1996
Parking Brake
Four-corner, Multi-disc, Spring Applied, Hydraulically Released
Load Brake
Rear service brakes

Weight Distributions - Approximate

Front Axle - Empty
46%
Rear Axle - Empty
54%
Front Axle - Loaded
33%
Rear Axle - Loaded
67%
Note
Weight distributions optimized with Cat body.

Tires

Standard Tires
40.00 R57
Rims
29" x 57"
Note (1)
Quick Change Rims (QCR) and Extended Life Wheel Station (XLWS) optional.
Note (2)
Caterpillar recommends the customer evaluate all job conditions and consult tire manufacturer for proper tire selection and TKPH (TMPH) capabilities.

Body Hoists

Type
Twin, two-stage hydraulic cylinders with snubbing valve.
Pump Flow - High Idle
224gal/min
Relief Valve Setting - Raise
2955psi
Body Raise Time - High Idle
20.25s
Body Lower Time - Float
19.26s
Body Power Down - High Idle
17.51s

Suspension

Type
Self-contained nitrogen/oil cylinders, pin-to-pin mounting, top & bottom double shear clevis attachments
Effective Cylinder Stroke - Front
5.2in
Effective Cylinder Stroke - Rear
4.2in
Rear axle - Oscillation
+/- 4.9º

Cab

Air Conditioning
(HFC - 134A refrigerant) 35,100 Btu/h
Heater / Defroster
43930Btu/h
ROPS Standards (1)
The operator sound pressure level, 76 dB(A), is measured according to work cycle procedures specified in ANSI/SAE J1166 MAY90.
ROPS Standards (2)
ROPS (Rollover Protective Structure) meets ISO 3471:1994.
FOPS Standards
FOPS (Falling Objects Protective Structure) meets ISO 3449:1992 Level II FOPS criteria.

Steering

Steer Angle
36°
Turning Diameter - Front
93.2ft
Steering Standards
ISO 5010:1992

Dimensions

Height - Top of ROPS
18.33ft
Overall Length
44.58ft
Wheel Base
19.42ft
Rear Axle - Tail
13.92ft
Ground Clearance
3.3ft
Dump Clearance
5.33ft
Loading Height - Empty
20.33ft
Overall Height - Body Raised
45ft
Centerline Front Tire Width
18.5ft
Engine Guard Clearance
4ft
Overall Canopy Width
28.2ft
Outside Body Width
23.92ft
Inside Body Width
26.33ft
Front Canopy Height
24.2ft
Rear Axle - Clearance
3.33ft
Centerline of Rear Dual Tire Width
16.25ft
Overall Tire Width
24.92ft
Overall Body Length
42.17ft
Inside Body Length
25.3ft
Inside Body Depth - Maximum
7.64ft
Operating Width
25.17ft

Transmission

Forward - 1
7.3mile/h
Forward - 2
9.9mile/h
Forward - 3
13.4mile/h
Forward - 4
18.1mile/h
Forward - 5
24.5mile/h
Forward - 6
33.7mile/h
Reverse
6.8mile/h
Top Speed - Loaded
33.7mile/h

Final Drives

Type
Double reduction, planetary with full floating axles.
Differential Ratio
1:08:01
Planetary Ratio
16:01
Total Reduction Ratio
28.8:1

Service Refill Capacities

Fuel Tank - Standard
1150gal (US)
Fuel Tank - Optional
1300gal (US)
Cooling System
257gal (US)
Crankcase
70gal (US)
Front Wheels - Each
6gal (US)
Final Drive - Each
30gal (US)
Differentials
220gal (US)
Steering Tank
60gal (US)
Steering System - Including Tank
90gal (US)
Torque Converter - Transmission Sump
27gal (US)
Brake/Hoist Hydraulic Tank
203gal (US)
Brake Hoist System - Includes Tank
363gal (US)
Torque Converter Sump
27gal (US)
Torque Converter/Transmission System - Including Sump
50gal (US)

Capacity - HP Body - 100% Fill Factor

Struck
112.6-151 m³ / 147-197.5 yd³
Heaped (SAE 2:1)*
162-191 m³ / 212-250 yd³
Note (1)
Consult your local Cat dealer for body recommendations.

Standard Equipment: