794 AC Mining Truck

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Product Description

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.

Specifications
Us
Metric
Operating Specifications
Nominal Payload Capacity
320 tons
291 tonnes
Top Speed – Loaded
37 mph
60 km/h
Steer Angle
39 Degrees
39 Degrees
Gross Machine Operating Weight (GMW)
1150000 lb
521631 kg
Minimum Turning Radius
53 ft
16.2 m
Engine
Engine Model
Cat® C175-16
Gross Power - SAE J1995
3500 hp
2610 kW
Bore
6.9 in
175 mm
Stroke
8.7 in
220 mm
Displacement
5187 in3
85 L
Standard Gross Power – SAE J1995*
3500 hp
2610 kW
Note
* Contact factory for low HP, lower emissions tier configurations and high altitude configurations.
Weights – approximate
Chassis Weight
417187 lb
189233 kg
Body Weight
62140 lb
28186 kg
Gross Machine Operating Weight
1150000 lb
521631 kg
Final Drives
Total Reduction Ratio
35:1
Service Refill Capacities
Cooling System
211 gal
799 L
Crankcase
82 gal
310 L
Final Drives, each
67 gal
254 L
Fuel Tank
1300 gal
4922 L
Hydraulic System (includes tank)
385 gal
1458 L
Hydraulic Tank
296 gal
1121 L
Braking System
Dynamic Retarding Power – Continuous
5480 hp
4086 kW
Electric Retarding
Radial Grid Design
Front Wet Disc Brake Surface Area
20378 in2
131473 cm2
Rear Wet Disc Brake Surface Area
30750 in2
198388 cm2
Standards
ISO 3450:2011
Dimensions (Approximate)
Height to Top of ROPS
22.25 ft
6779 mm
Overall Length
50.75 ft
15463.5 mm
Wheelbase
21.83 ft
6644.5 mm
Rear Axle to Tail
15.50 ft
4716 mm
Ground Clearance
2.67 ft
906 mm
Dump Clearance
3.00 ft
1555 mm
Loading Height – Empty
22.92 ft
6995 mm
Overall Height – Body Raised
48.42 ft
14747 mm
Centerline Front Tire Width
23.00 ft
7024 mm
Front Axle Clearance
3.17 ft
969 mm
Weight Distributions – approximate
Front Axle – Loaded
33 %
33 %
Rear Axle – Loaded
67 %
67 %
Front Axle – Empty
49 %
49 %
Rear Axle – Empty
51 %
51 %
Tires
Standard Tires
53/80 R63.
Sound
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.
Capacity – HE Body – 100% fill factor
Dump Body Plate Thickness Varies Depending on Body Selection – Canopy Plate
0.20 in
5 mm
Dump Body Plate Thickness Varies Depending on Body Selection – Floor Plate
0.63 in
16 mm
Dump Body Plate Thickness Varies Depending on Body Selection – Front Plate
0.35 in
9 mm
Dump Body Plate Thickness Varies Depending on Body Selection – Side Plate
0.31 in
8 mm
Heaped (SAE 2:1)
180-222 m3 (236-290 yd3)
Struck
108-133 m3 (142-175 yd3)
Steering
Steering Standards
ISO 5010:2007
AC Drive System
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
ROPS
ROPS Standards
ROPS (Rollover Protective Structure) meets ISO 3471:1994.
FOPS Standards
FOPS (Falling Object Protective Structure) meets ISO 3449:1992.
Engine
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.
Weights – approximate
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.
Operating Specifications
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.
Tires
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.
Capacity – HE Body – 100% fill factor
Note
Contact your local Cat dealer for body recommendations.
Steering
Note
Gross Machine Operating Weight is 521 631 kg (1,150,000 lb).
Dimensions (Approximate)
Overall Canopy Width
32.00 ft
9763 mm
Outside Body Width
29.75 ft
9062 mm
Inside Body Width
28.08 ft
8560 mm
Front Canopy Height
26.33 ft
8024 mm
Rear Axle Clearance
3.08 ft
934 mm
Centerline Rear Dual Tire Width
18.75 ft
5727 mm
Overall Tire Width
28.67 ft
8738 mm
Note
Dimensions based on 1936 m3 (253 yd3) HE Body.
Standard/Optional

Standard Equipment

POWER TRAIN
ELECTRICAL
OPERATOR ENVIRONMENT
FLUIDS
OTHER STANDARD EQUIPMENT

Optional Equipment

Contact factory for low HP, lower emissions tier configurations and high altitude configurations
Throttle lock
Timer, engine shutdown
Body heat exhaust
Gel batteries (8)
High Intensity Discharge (HID) lighting package
LED lighting package
Fog lights
LED work lights
English or Metric gauges
Payload, digital display
Powered access ladder
Inverter platform
Fast fill fuel system (front and right)
Rims: Six (6) position and quick change
ANSI and ISO service instructions
Retarding indicator light
Cab pedestal for additional display
Radio/CD player
Front bumper center tow attachment
Brake wear indicator tool
Coolant –50° C (–58° F)
HE dump body rock box liner
HE dump body canopy rock deflectors
Heated mirrors (LH and RH)
Rear axle oil cooler
Standard accumulators and Australia/Canada certified accumulators
Hot start, for cold weather
Diesel fuel warmer
Wheel chocks (ANSI or ISO)
Portable fire extinguisher
Murphy gauge
High efficiency dump body
Canopy extension
Body rock box
Side profile lighting
Central service
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