794 AC Mining Truck
Designed and manufactured by Caterpillar, the 794 AC electric drive truck is single sourced from one manufacturer and supported by the best dealer network. The 794 AC is designed to:
- Deliver a true 291 tonnes (320 tons) capacity
- Deliver reliability and uptime
- Deliver easy serviceability
- Deliver low owning and operating cost
- Deliver operator confidence with four corner wet disc blended service brakes and traction control
The 794 AC is built to deliver to your bottom line.
- Technical Specs
- Engine Model
- Cat® C175-16
- Gross Power - SAE J1995
- 3500 hp
- Bore
- 6.9 in
- Stroke
- 8.7 in
- Displacement
- 5187 in3
- Standard Gross Power – SAE J1995*
- 3500 hp
- Note
- * Contact factory for low HP, lower emissions tier configurations and high altitude configurations.
- Note
- Power Ratings apply at 1,800 rpm when tested under the specified conditions for the specified standard.
- Note
- 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
- No engine derating required up to 1829 m (6,000 ft) altitude.
- Emissions
- Equivalent to U.S. EPA Tier 2 emission standards.
- Chassis Weight
- 417187 lb
- Body Weight
- 62140 lb
- Gross Machine Operating Weight
- 1150000 lb
- Note
- Consult your tire manufacturer for maximum tire load.
- Note
- Chassis weight with 100% fuel, hoist, body mounting group, rims, and tires.
- Note
- Body weight varies depending on how body is equipped.
- Nominal Payload Capacity
- 320 tons
- Steer Angle
- 39 Degrees
- Top Speed – Loaded
- 37 mph
- Gross Machine Operating Weight (GMW)
- 1150000 lb
- Minimum Turning Radius
- 53 ft
- Note
- Payload assumes no debris, no extra options or attachments.
- Note
- Refer to the Cat Mining Truck 10/10/20 Overload Policy (AEXQ0250) for maximum gross machine weight limitations.
- Total Reduction Ratio
- 35:1
- Controls
- IGBT Inverter Technology, air cooled, pressurized cabinet with filtration
- Cooling System
- Variable speed, hydraulically driven cooling system
- Generator/Alternator
- Brushless, engine mounted, dual bearing
- Wheel Motor
- Cat AC induction, rear axle mounted
- Dynamic Retarding Power – Continuous
- 5480 hp
- Electric Retarding
- Radial Grid Design
- Front Wet Disc Brake Surface Area
- 20378 in2
- Rear Wet Disc Brake Surface Area
- 30750 in2
- Standards
- ISO 3450:2011
- Front Axle – Loaded
- 33 %
- Rear Axle – Loaded
- 67 %
- Front Axle – Empty
- 49 %
- Rear Axle – Empty
- 51 %
- Cooling System
- 211 gal
- Crankcase
- 82 gal
- Final Drives, each
- 67 gal
- Fuel Tank
- 1300 gal
- Hydraulic System (includes tank)
- 385 gal
- Hydraulic Tank
- 296 gal
- Standard Tires
- 53/80 R63.
- Note
- 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
- Caterpillar recommends the customer evaluate all job conditions and consult tire manufacturer for proper tire selection.
- Height to Top of ROPS
- 22.25 ft
- Overall Length
- 50.75 ft
- Wheelbase
- 21.83 ft
- Rear Axle to Tail
- 15.50 ft
- Ground Clearance
- 2.67 ft
- Dump Clearance
- 3.00 ft
- Loading Height – Empty
- 22.92 ft
- Overall Height – Body Raised
- 48.42 ft
- Centerline Front Tire Width
- 23.00 ft
- Front Axle Clearance
- 3.17 ft
- Overall Canopy Width
- 32.00 ft
- Outside Body Width
- 29.75 ft
- Inside Body Width
- 28.08 ft
- Front Canopy Height
- 26.33 ft
- Rear Axle Clearance
- 3.08 ft
- Centerline Rear Dual Tire Width
- 18.75 ft
- Overall Tire Width
- 28.67 ft
- Note
- Dimensions based on 1936 m3 (253 yd3) HE Body.
- FOPS Standards
- FOPS (Falling Object Protective Structure) meets ISO 3449:1992.
- ROPS Standards
- ROPS (Rollover Protective Structure) meets ISO 3471:1994.
- Sound Standard
- The operator sound pressure level measured according to work cycle procedures specified in ISO 6394 and 6396 is 75 dB(A) for cab offered by Caterpillar when properly installed, maintained, and tested with doors and windows closed.
- Sound Standard
- 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
- Note
- Gross Machine Operating Weight is 521 631 kg (1,150,000 lb).
- Dump Body Plate Thickness Varies Depending on Body Selection – Canopy Plate
- 0.20 in
- Dump Body Plate Thickness Varies Depending on Body Selection – Floor Plate
- 0.63 in
- Dump Body Plate Thickness Varies Depending on Body Selection – Front Plate
- 0.35 in
- Dump Body Plate Thickness Varies Depending on Body Selection – Side Plate
- 0.31 in
- Heaped (SAE 2:1)
- 180-222 m3 (236-290 yd3)
- Struck
- 108-133 m3 (142-175 yd3)
- Note
- Contact your local Cat dealer for body recommendations.