New CAT Equipment

794 AC Mining Truck

Big Payloads. High Speeds. Superior Braking.

The Cat® 794 AC electric drive truck delivers a full 327-ton payload, increased speed on grade, 34% more retarding power than competitive trucks, superior braking performance and easier maintenance. The result? High availability, more confident operators and improved productivity. The 794 features a proven electric drive powertrain that is Caterpillar designed, integrated and supported. Validated on sites around the world, the 794 has proven its performance in a variety of applications, making it the ideal choice for a wide variety of applications. It hauls more every load, every cycle and every shift. And it delivers a better bottom line to the most important mine in the world: yours.

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    Benefits

    Up To 8% Better Payload

    Higher-rated field payload vs. competitive trucks thanks to lower empty weight and higher-rated GMW

    34% More Retarding Power

    Superior retarding power and four-corner wet disc brakes boost operator confidence

    Up To 8% Better Speed on Grade

    Can travel at top speed of 60 kph / 37 mph and at maximum 28% grade loaded

    Learn more about the 794 AC Mining Truck

    Watch

    • 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
      Top Speed - Loaded
      37 mile/h
      Total Reduction Ratio
      35:01:00
      Wheel Motor
      High-torque AC induction, rear axle mounted
    • Body Hoists
      Body Raise Time - High Idle
      24 s
      High Idle Body Lower Time - Float
      20 s
      Note (1)
      Twin, two-stage hydraulic cylinders mounted inside main frame; double-acting cylinders in both stages.
      Note (2)
      Power raise in both stages; power down in both stages possible.
      Note (3)
      Automatic body-lower modulation reduces impact on frame.
      Pump Flow - High Idle (HAA at 1,800 rpm)
      221 gal/min
      Pump Flow - High Idle (LAA at 1,960 rpm)
      240 gal/min
      Relief Valve Setting - Raise
      3029 psi
      Total Cycle Time
      44 s
    • Braking System
      Dynamic Retarding Power - Continuous
      5480 HP
      Front Wet Disc Brake Surface Area
      20378 in²
      Load Brake
      Rear service brakes
      Parking Brake
      Four-corner, Multi-disc, Spring applied, Hydraulically Released
      Rear - Wet Disc Brake Surface Area
      30750 in²
      Service Brakes
      Four-Corner, Wet Disc, Oil Cooled, Hydraulically Actuated
      Standards
      ISO 3450:2011
    • Cab
      FOPS Standards
      Falling Object Protective Structure (FOPS) meets ISO 3449:2005 Level II for operator and ISO 13459:2012 Level II for trainer.
      ROPS Standards (1)
      Rollover Protective Structure (ROPS) meets ISO 3471:2008 criteria for operator and ISO 13459:2012 for trainer.
    • Capacity - HE Body - 100% fill factor
      Dump Body Plate Thickness Varies Depending on Body Selection - Canopy Plate
      0.2 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)
      Note
      Contact your local Cat dealer for body recommendations.
      Struck
      108-133 m³ (142-175 yd³)
    • Dimensions (Approximate)
      Canopy Width (without optional rock deflectors)
      29.75 ft
      Centerline Front Tire Width
      23 ft
      Centerline of Rear Dual Tire Width
      18.75 ft
      Dump Clearance
      3 ft
      Front Axle Clearance
      3.17 ft
      Front Canopy Height
      26.33 ft
      Ground Clearance
      2.67 ft
      Height - Top of ROPS
      22.25 ft
      Inside Body Width
      28.08 ft
      Loading Height - Empty
      22.92 ft
      Outside Body Width
      29.75 ft
      Overall Canopy Width
      31.5 ft
      Overall Height - Body Raised
      48.42 ft
      Overall Length
      50.75 ft
      Overall Tire Width
      28.67 ft
      Rear Axle - Clearance
      3.08 ft
      Rear Axle - Tail
      15.5 ft
      Wheel Base
      21.83 ft
    • Engine
      Bore
      6.9 in
      Displacement
      5187 in³
      Emissions Rating
      Fuel Optimized
      Engine Model
      Cat® C175-16
      Gross Power - SAE J1995
      3500 HP
      Net Power - SAE J1349
      3405 HP
      Note (1)
      Contact factory for high altitude configuration.
      Note (2)
      Tier 4 / EU Stage V option available for regions that require these emissions standards.
      Note (3)
      Tier 4 / EU Stage V engine option Net Power - SAE J1349: 3434 HP (2561 kW)
      Optional Gross Power - SAE J1995
      3100 HP
      Optional Gross Power - SAE J1995 (Option 2)
      2750 HP
      Rated Speed
      1800 r/min
      Standard Gross Power - SAE J1995
      3500 HP
      Stroke
      8.7 in
    • Final Drives
      Total Reduction Ratio
      35:01:00
    • Service Refill Capacities
      Cooling System
      211 gal (US)
      Crankcase
      82 gal (US)
      Diesel Exhaust Fluid Tank
      100 gal (US)
      Final Drive - Each
      67 gal (US)
      Fuel Tank
      1300 gal (US)
      Hydraulic System - Including Tank
      385 gal (US)
      Hydraulic Tank
      296 gal (US)
      Note (1)
      DEF Tank only available for EPA Tier 4 / EU Stage V engine option.
    • Sound
      Sound Standards (1)
      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 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
      Note
      Gross Machine Operating Weight is 521 631 kg (1,150,000 lb).
      Steer Angle
      39 °
      Steering Standards
      ISO 5010:2007
    • Tires
      Note (1)
      Quick Change Rims optional.
      Note (2)
      Caterpillar recommends the customer evaluate all job conditions and consult tire manufacturer for proper tire selection and TKPH (TMPH) capabilities.
      Rims
      36" x 63"
      Standard Tires
      53/80 R63
    • Weight Distributions - Approximate
      Front Axle - Empty
      49 %
      Front Axle - Loaded
      33 %
      Rear Axle - Empty
      51 %
      Rear Axle - Loaded
      67 %
    • Weights - Approximate
      Body Weight
      64346 lb
      Chassis Weight
      426237 lb
      Nominal Rated Payload
      327 ton (US)
      Note (1)
      Consult your tire manufacturer for maximum tire load.
      Note (2)
      Chassis weight with full fuel and fluids, standard & mandatory attachments, hoist, body mounting group, rims, and tires
      Note (3)
      Refer to Cat Mining Truck 10/10/20 Overload Policy (AEXQ0250) for maximum gross machine weight limitations.
      Note (4)
      Tier 4 Final / Stage V chassis weight: 426312 lb (193372 kg)
      Rated Gross Machine Weight
      1150000 lb
    POWER TRAIN
    • C175-16 Diesel Engine
      – Turbocharging (4)/aftercooled
      – Air to air after cooler (ATAAC)
      – Air cleaner (4) with precleaner
      – Elevated low idle control
      – Multi-point oil pressure sensing
      – Pre-lubrication/engine
    • Braking system:
      – Brake release towing
      – Oil-cooled, multi-disc (front and rear) (service, retarding, parking, secondary)
      – Automatic Retarder Control
      – Electric dynamic retarding with blended low speed
      – Extended life brake disc material
    • Cat AC drive train:
      – IGBT controlled AC induction motors
      – AC generator
      – AC cooled radial grid
    • Body-up reverse neutralizer
    • Programmable top speed
    • Rear axle continuous lube/filtration
    • Reverse shift inhibitor
    • Directional shift management
    • Neutral coast inhibitor
    • Body-up shift inhibitor
    • Neutral start inhibitor
    ELECTRICAL
    • Alarm, backup
    • Brushless alternator 150 amp charging
    • Batteries – 12V (8) 90 amp hour
    • Converter, 12V electrical
    • Electrical system, 24V, 10, 15, 20 amp fuses and breakers
    • Battery charge receptacle
    • Lighting, signals/service:
      – Halogen lighting package
      – Backup and hazard lighting
      – Directional signals (front and rear LED)
      – Front stair access/service deck
      – Stop/tail lights (LED)
      – Engine compartment
      – Inverter energy LED warning lights
    OPERATOR ENVIRONMENT
    • Air conditioner
    • 12V DC power supply (1)
    • Cup holder (2)
    • Diagnostic connection port
    • Dome courtesy light
    • Entertainment radio ready:
      – 20 amp switched/10 amp memory converter
      – Speakers, and wiring harnesses
    • Gauges/indicators
    • Gauge panel:
      – Hydraulic oil temperature
      – Engine coolant temperature
      – Fuel level
      – DEF level (Tier 4 / Stage V only)
      – Electric engine control fault indicator
      – Electric hour meter
      – Speedometer
      – Tachometer
      – VIMS message center advisor
    • Heater/defroster
    • Storage space behind seat
    • ROPS cab, insulated/sound suppressed
    • Seat, operator, air suspension
    • Seatbelt, operator, three points
    • Seat, trainer, air suspension
    • Seatbelt, trainer, two point
    • Steering wheel, tilt, telescopic
    • Tinted glass
    • Window, electric powered, operator/passenger
    • Wiper, windshield, intermittent control and washer
    • Fixed access ladder
    FLUIDS
    • Extended life coolant to –35° C (–30° F)
    OTHER STANDARD EQUIPMENT
    • Traction control system
    • Auxiliary “buddy” dumping quick connect
    • Auxiliary steering quick connect (towing)
    • Rotating component guards
    • Fast fill fuel system (LH and RH side)
    • Fast fill DEF system (RH side) - Tier 4 / Stage V only
    • Fuel filter with water separator
    • Ground level battery lockout
    • Machine lockout
    • Engine start lockout
    • ECM cabinet lockout
    • Ground level engine shut-down
    • Rock ejectors (chain)
    • Tow hooks and pin (front)
    • Tow pin (rear) (empty truck only)
    • Mudflaps
    • Coolant level gauge (on radiator)
    • Automatic lubrication system
    • S•O•S℠ sample points (hydraulic, cooling, engine)
    OPTIONAL EQUIPMENT
    • 2050 kW (2,750 hp) and 2312 kW (3,100 hp) options available
    • HAA arrangements available
    • 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
      – 1543 kg/m³ (2,600 lb/yd³) density body
      – 1721 kg/m³ (2,900 lb/yd³) density body
      – 1839 kg/m³ (3,100 lb/yd³) density body
      – 2076 kg/m³ (3,500 lb/yd³) density body
    • Canopy extension
    • Body rock box
    • Side profile lighting
    • Central service
    • Language monitors – English, Spanish, Italian, Portuguese, Dutch, Norwegian, Swedish, Estonian, Latin, Lithuanian, Slovakian, Slovenian, Greek, Romanian, Russian, Polish, Czech, Hungarian, Icelandic, Finnish, Danish, Thai, Indonesian, Vietnam, Malaysian, Chinese

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