Caterpillar 794 AC Rock Truck
Dimensions
Dimensions
Width - Over Rear Tires
28.67ft in
Body Target Length
33.5ft in
Body Target Width
28.08ft in
Loading Height - Standard Body
22.02ft in
Minimum Turning Radius
53ft in
Overall Height - Body Raised
47.92ft in
Static Loaded Ground Clearance At Front
2.66ft in
Superstructure Width
28.33ft in
Truck Width Over Deflectors
29.83ft in
Wheel Base
21.83ft in
Dimensions (Approximate)
Overall Length
50.75ft in
Ground Clearance
2.67ft in
Loading Height - Empty
22.92ft in
Rear Axle - Tail
15.5ft in
Note
Dimensions based on 193.6 m (253 yd) HE Body.
Outside Body Width
29.75ft in
Overall Height - Body Raised
48.42ft in
Wheel Base
21.83ft in
Height - Top Of Rops
22.25ft in
Rear Axle - Clearance
3.08ft in
Canopy Width (Without Optional Rock Deflectors)
29.75ft in
Centerline Front Tire Width
23ft in
Centerline Of Rear Dual Tire Width
18.75ft in
Dump Clearance
3ft in
Front Axle Clearance
3.17ft in
Front Canopy Height
26.33ft in
Overall Tire Width
28.67ft in
Inside Body Width
28.08ft in
Specifications
Engine
Displacement
5187cu in
Bore
6.9in
Stroke
8.7in
Gross Power - Sae J1995
3500hp
Engine Model
Cat C175-16
Note (1)
Power ratings apply at 1,800 rpm when tested under the specified conditions for the specified standard.
Note (2)
Ratings based on SAE J1995 standard air conditions of 25 degrees C (77 degrees F) and 99 kPa (29.61 Hg) dry barometer. Power based on fuel having API gravity of 35 at 16 degrees C (60 degrees F) and an LHV of 42 780 kJ/kg (18.390 BTU/lb) when engine used at 30 degrees C (86 degrees F).
Note (3)
Optional 2,750 hp and 3,100 hp ratings. Optional emission ratings. Contact factory for available offerings.
Note (4)
High altitude configurations available for altitudes up to 4267 m (14,000 ft) without derate.
Standard Gross Power - Sae J1995
3500hp
Optional Gross Power - Sae J1995
2750hp
Steering
Steering Standards
ISO 5010:2007
Note
Gross Machine Operating Weight is 521 631 kg (1,150,000 lb).
Tires
Note (1)
Production capabilities of the 794 AC truck are such that, under certain job conditions, TKPH (TMPH) capabilities could be exceeded and, therefore, limit production.
Note (2)
Caterpillar recommends the customer evaluate all job conditions and consult tire manufacturer for proper tire selection.
Standard Tires
53/80 R63
Final Drives
Total Reduction Ratio
35:1
Operating Specifications
Top Speed - Loaded
37mph
Steer Angle
39degrees
Note (1)
Payload assumes no debris, no extra options or attachments.
Note (2)
Refer to the Cat Mining Truck 10/10/20 Overload Policy (AEXQ0250) for maximum gross machine weight limitations.
Nominal Payload Capacity
640000lb
Gross Machine Operating Weight (Gmw)
1150000lb
Minimum Turning Radius
53ft in
Service Refill Capacities
Cooling System
211gal
Fuel Tank
1300gal
Crankcase
82gal
Final Drive - Each
67gal
Hydraulic Tank
296gal
Hydraulic System - Including Tank
385gal
Weight Distributions - Approximate
Front Axle - Empty
49 %
Front Axle - Loaded
33 %
Rear Axle - Empty
51 %
Rear Axle - Loaded
67 %
Weights - Approximate
Chassis Weight
417187lb
Body Weight
62140lb
Note (1)
Consult your tire manufacturer for maximum tire load.
Note (2)
Chassis weight with 100% fuel, hoist, body mounting group, rims, and tires.
Gross Machine Operating Weight
1150000lb
Note (3)
Body weight varies depending on how body is equipped.
Rops
Rops Standards
ROPS (Rollover Protective Structure) meets ISO 3471:1994.
Fops Standards
FOPS (Falling Object Protective Structure) meets ISO 3449:1992.
Sound
Sound Standards (1)
The operator sound pressure level measured according to work cycle procedures specified in ISO 6394 and 6396 is 75 dB for cab.
Sound Standards (2)
Hearing protection may be needed when operating with open operator station & cab for extended periods or in noisy environment.
Ac Drive System
Controls
IGBT Inverter Technology, air cooled, pressurized cabinet with filtration
Wheel Motor
Cat AC induction, rear axle mounted
Cooling System
Variable speed, hydraulically driven cooling system
Generator/Alternator
Brushless, engine mounted, dual bearing
Braking System
Electric Retarding
Radial Grid Design
Front Wet Disc Brake Surface Area
20378in2
Rear - Wet Disc Brake Surface Area
30750in2
Standards
ISO 3450:2011
Dynamic Retarding Power - Continuous
5480hp
Standards J-Aso 3450 Jan88
ISO 3450:2011
Capacity - He Body - 100% Fill Factor
Struck
108-133 m (142-175 yd)
Heaped (Sae 2:1)
180-222 m (236-290 yd)
Dump Body Plate Thickness Varies Depending On Body Selection - Floor Plate
0.7in
Dump Body Plate Thickness Varies Depending On Body Selection - Front Plate
0.4in
Dump Body Plate Thickness Varies Depending On Body Selection - Side Plate
0.4in
Dump Body Plate Thickness Varies Depending On Body Selection - Canopy Plate
0.2in
Note
Contact your local Cat dealer for body recommendations.
Capacity - Mt Family He - 100% Fill Factor
Dump Body Plate Thickness Varies Depending On Body Selection - Canopy Plate
0.2in
Dump Body Plate Thickness Varies Depending On Body Selection - Floor Plate
0.7in
Dump Body Plate Thickness Varies Depending On Body Selection - Front Plate
0.4in
Dump Body Plate Thickness Varies Depending On Body Selection - Side Plate
0.4in
Heaped (Sae 2:1)
180-222 m3 (236-290 yd3)
Struck
108-133 m3 (142-175 yd3)
