Off-Highway Trucks

793F Mining Truck

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Specification Summary

Nominal Payload Capacity
250 ton (US)
Engine Model
Cat C175-16
Gross Power - SAE J1995
2650 HP
Chassis Weight
274587 lb
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Engine

Engine Model
Cat C175-16
Gross Power - SAE J1995
2650 HP
Torque Rise
20%
Bore
6.9 in
Stroke
8.7 in
Displacement
5187 in³
Emissions
Meets Tier 4 Final emission standards.
Note (1)
Power ratings apply at 1,750 rpm when tested under the specified condition for the specified standard.
Note (2)
Ratings based on SAE J1995 standard air conditions of 25° C (77° F) and 99 kPa (29.61 Hg) dry barometer. Power based on fuel having API gravity of 35 at 16° C (60° F) and an LHV of 42.780 kJ/kg (18,390 Btu/lb) when engine used at 30° C (86° F).
Note (3)
No engine derating required up to 3200 m (10,500 ft) altitude.

Weights - Approximate

Chassis Weight
274587 lb
Body Weight Range
26 862-47 627 kg (59,220-105,000 lb)
Note (1)
Chassis weight with 100 percent fuel, hoist, body mounting group, rims and 40.00R57 tires.
Note (2)
Body weight varies depending on how body is equipped.

Operating Specifications

Nominal Payload Capacity
250 ton (US)
Top Speed - Loaded
37.3 mile/h
Steer Angle
36 °
Turning Diameter - Front
93 ft
Turning Circle - Clearance Diameter
107 ft
Gross Machine Operating Weight
386 007 or 390 089 kg (851,000 or 860,000 lb)
Note
Refer to the Cat Mining Truck 10/10/20 Overload Policy for maximum gross machine weight limitations.

Final Drives

Differential Ratio
1.8:1
Planetary Ratio
16:01
Total Reduction Ratio
28.8:1

Transmission

Forward - 1
8 mile/h
Forward - 2
10.8 mile/h
Forward - 3
14.8 mile/h
Forward - 4
19.9 mile/h
Forward - 5
27.1 mile/h
Forward - 6
37.3 mile/h
Reverse
7.3 mile/h

Suspension

Effective Cylinder Stroke - Front
5.1 in
Effective Cylinder Stroke - Rear
4.2 in
Rear axle - Oscillation
±4.9 degrees

Body Hoists

Pump Flow - High Idle
224 gal/min
Relief Valve Setting - Raise
2955 psi
Body Raise Time - High Idle
19 s
Body Lower Time - Float
20 s
Body Power Down - High Idle
17.5 s
Note (1)
Twin, two-stage hydraulic cylinders mounted outside main frame, double-acting cylinders in second stage.
Note (2)
Power raise in both stages, power down in second stage.
Note (3)
Automatic body lower modulation reduces impact on frame.

Brakes

Outside Diameter
34.5 in
Brake Surface - Front
13921 in²
Brake Surface - Rear
20847 in²
Standards
ISO 3450:1996

Weight Distributions - Approximate

Front Axle - Empty
49%
Rear Axle - Empty
51%
Front Axle - Loaded
33%
Rear Axle - Loaded
67%

Capacity - HP - 100% Fill Factor

Struck
112.6-151 m³ (147-197.5 yd³)
Heaped (SAE 2:1)*
162-191 m³ (212-250 yd³)
Note (1)
Contact your local Cat dealer for body recommendation.
Note (2)
*ISO 6483:1980

Service Refill Capacities

Fuel Tank
750 gal (US)
Cooling System
284 gal (US)
Crankcase
82 gal (US)
Rear Axle - Housing
260 gal (US)
Steering System - Including Tank
77 gal (US)
Brake Hoist System - Includes Tank
347 gal (US)
Torque Converter - Transmission Sump
27 gal (US)
Torque Converter/Transmission System - Including Sump
55 gal (US)
Diesel Exhaust Fluid Tank
62 gal (US)

ROPS

ROPS Standards
ROPS (Rollover Protective Structure) cab offered by Caterpillar meets ISO 3471:2008 for Operator and ISO 13459:2012 for Trainer.
FOPS Standards
FOPS (Falling Objects Protective Structure) meets ISO 3449:2005 for Operator and ISO 13459:2012 Level II FOPS for Trainer.

Sound

Sound Standards (1)
The operator sound pressure level measured according to work cycle procedures specified in ISO 6394 and 6396 is 74 dB(A) for cab offered by Caterpillar, when properly installed and maintained and tested with doors and windows closed.
Sound Standards (2)
Hearing protection may be needed when operating with an open operator station and cab (when not properly maintained or doors/windows open) for extended periods or in a noisy environment.

Steering

Steering Standards
ISO 5010:2007

Dimensions (Approximate)

Height - Top of ROPS
18.75 ft
Overall Length
43.83 ft
Wheel Base
19.37 ft
Rear Axle - Tail
13.11 ft
Ground Clearance
3.42 ft
Dump Clearance
4.27 ft
Loading Height - Empty
20.28 ft
Overall Height - Body Raised
45 ft
Centerline Front Tire Width
18.4 ft
Engine Guard Clearance
4.35 ft
Overall Canopy Width
28.09 ft
Outside Body Width
26.06 ft
Inside Body Width
24.06 ft
Front Canopy Height
23.21 ft
Rear Axle - Clearance
3.71 ft
Centerline of Rear Dual Tire Width
16.28 ft
Overall Tire Width
24.95 ft
Note
Shown with 162 m³ (212 yd³) HP Body.
Engine Model
Cat C175-16
Gross Power - SAE J1995
2650 HP
Torque Rise
20%
Bore
6.9 in
Stroke
8.7 in
Displacement
5187 in³
Emissions
Meets Tier 4 Final emission standards.
Note (1)
Power ratings apply at 1,750 rpm when tested under the specified condition for the specified standard.
Note (2)
Ratings based on SAE J1995 standard air conditions of 25° C (77° F) and 99 kPa (29.61 Hg) dry barometer. Power based on fuel having API gravity of 35 at 16° C (60° F) and an LHV of 42.780 kJ/kg (18,390 Btu/lb) when engine used at 30° C (86° F).
Note (3)
No engine derating required up to 3200 m (10,500 ft) altitude.
Chassis Weight
274587 lb
Body Weight Range
26 862-47 627 kg (59,220-105,000 lb)
Note (1)
Chassis weight with 100 percent fuel, hoist, body mounting group, rims and 40.00R57 tires.
Note (2)
Body weight varies depending on how body is equipped.
Nominal Payload Capacity
250 ton (US)
Top Speed - Loaded
37.3 mile/h
Steer Angle
36 °
Turning Diameter - Front
93 ft
Turning Circle - Clearance Diameter
107 ft
Gross Machine Operating Weight
386 007 or 390 089 kg (851,000 or 860,000 lb)
Note
Refer to the Cat Mining Truck 10/10/20 Overload Policy for maximum gross machine weight limitations.
Differential Ratio
1.8:1
Planetary Ratio
16:01
Total Reduction Ratio
28.8:1
Forward - 1
8 mile/h
Forward - 2
10.8 mile/h
Forward - 3
14.8 mile/h
Forward - 4
19.9 mile/h
Forward - 5
27.1 mile/h
Forward - 6
37.3 mile/h
Reverse
7.3 mile/h
Effective Cylinder Stroke - Front
5.1 in
Effective Cylinder Stroke - Rear
4.2 in
Rear axle - Oscillation
±4.9 degrees
Pump Flow - High Idle
224 gal/min
Relief Valve Setting - Raise
2955 psi
Body Raise Time - High Idle
19 s
Body Lower Time - Float
20 s
Body Power Down - High Idle
17.5 s
Note (1)
Twin, two-stage hydraulic cylinders mounted outside main frame, double-acting cylinders in second stage.
Note (2)
Power raise in both stages, power down in second stage.
Note (3)
Automatic body lower modulation reduces impact on frame.
Outside Diameter
34.5 in
Brake Surface - Front
13921 in²
Brake Surface - Rear
20847 in²
Standards
ISO 3450:1996
Front Axle - Empty
49%
Rear Axle - Empty
51%
Front Axle - Loaded
33%
Rear Axle - Loaded
67%
Struck
112.6-151 m³ (147-197.5 yd³)
Heaped (SAE 2:1)*
162-191 m³ (212-250 yd³)
Note (1)
Contact your local Cat dealer for body recommendation.
Note (2)
*ISO 6483:1980
Fuel Tank
750 gal (US)
Cooling System
284 gal (US)
Crankcase
82 gal (US)
Rear Axle - Housing
260 gal (US)
Steering System - Including Tank
77 gal (US)
Brake Hoist System - Includes Tank
347 gal (US)
Torque Converter - Transmission Sump
27 gal (US)
Torque Converter/Transmission System - Including Sump
55 gal (US)
Diesel Exhaust Fluid Tank
62 gal (US)
ROPS Standards
ROPS (Rollover Protective Structure) cab offered by Caterpillar meets ISO 3471:2008 for Operator and ISO 13459:2012 for Trainer.
FOPS Standards
FOPS (Falling Objects Protective Structure) meets ISO 3449:2005 for Operator and ISO 13459:2012 Level II FOPS for Trainer.
Sound Standards (1)
The operator sound pressure level measured according to work cycle procedures specified in ISO 6394 and 6396 is 74 dB(A) for cab offered by Caterpillar, when properly installed and maintained and tested with doors and windows closed.
Sound Standards (2)
Hearing protection may be needed when operating with an open operator station and cab (when not properly maintained or doors/windows open) for extended periods or in a noisy environment.
Steering Standards
ISO 5010:2007
Height - Top of ROPS
18.75 ft
Overall Length
43.83 ft
Wheel Base
19.37 ft
Rear Axle - Tail
13.11 ft
Ground Clearance
3.42 ft
Dump Clearance
4.27 ft
Loading Height - Empty
20.28 ft
Overall Height - Body Raised
45 ft
Centerline Front Tire Width
18.4 ft
Engine Guard Clearance
4.35 ft
Overall Canopy Width
28.09 ft
Outside Body Width
26.06 ft
Inside Body Width
24.06 ft
Front Canopy Height
23.21 ft
Rear Axle - Clearance
3.71 ft
Centerline of Rear Dual Tire Width
16.28 ft
Overall Tire Width
24.95 ft
Note
Shown with 162 m³ (212 yd³) HP Body.