793F Mining Truck

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.

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.

Weight Distributions - Approximate

Front Axle - Empty

49%

Rear Axle - Empty

51%

Front Axle - Loaded

33%

Rear Axle - Loaded

67%

Steering

Steering Standards

ISO 5010:2007

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.

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.

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.

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

Final Drives

Differential Ratio

1.8:1

Planetary Ratio

16:1

Total Reduction Ratio

28.8:1

Brakes

Outside Diameter

34.5 in

Brake Surface - Front

13921 in²

Brake Surface - Rear

20847 in²

Standards

ISO 3450:1996

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.