794 AC Mining Truck

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 297 tonnes (327 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.

Weights - Approximate
  • Nominal Rated Payload - 327ton (US)
  • Rated Gross Machine Weight - 1150000lb
  • Chassis Weight - 426237lb
  • Body Weight - 64346lb
  • 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)
Engine
  • Gross Power - SAE J1995 - 3500HP
  • Standard Gross Power - SAE J1995 - 3500HP
  • Engine Model - Cat® C175-16
  • Optional Gross Power - SAE J1995 - 3100HP
  • Optional Gross Power - SAE J1995 (Option 2) - 2750HP
  • Rated Speed - 1800r/min
  • Net Power - SAE J1349 - 3405HP
  • Emissions Rating - Fuel Optimized
  • Bore - 6.9in
  • Stroke - 8.7in
  • Displacement - 5187in³
  • 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)
Final Drives
  • Total Reduction Ratio - 35:1
Tires
  • Standard Tires - 53/80 R63
  • Rims - 36" x 63"
  • 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.
AC Drive System
  • Total Reduction Ratio - 35:1
  • Top Speed - Loaded - 37mile/h
  • Generator/Alternator - Brushless, engine mounted, dual bearing
  • Controls - IGBT Inverter Technology, air cooled, pressurized cabinet with filtration
  • Wheel Motor - High-torque AC induction, rear axle mounted
  • Cooling System - Variable speed, hydraulically driven cooling system
Braking System
  • Service Brakes - Four-Corner, Wet Disc, Oil Cooled, Hydraulically Actuated
  • Front Wet Disc Brake Surface Area - 20378in²
  • Rear - Wet Disc Brake Surface Area - 30750in²
  • Standards - ISO 3450:2011
  • Parking Brake - Four-corner, Multi-disc, Spring applied, Hydraulically Released
  • Load Brake - Rear service brakes
  • Dynamic Retarding Power - Continuous - 5480HP
Weight Distributions - Approximate
  • Front Axle - Empty - 49%
  • Rear Axle - Empty - 51%
  • Front Axle - Loaded - 33%
  • Rear Axle - Loaded - 67%
Body Hoists
  • Pump Flow - High Idle (HAA at 1,800 rpm) - 221gal/min
  • Pump Flow - High Idle (LAA at 1,960 rpm) - 240gal/min
  • Relief Valve Setting - Raise - 3029psi
  • Body Raise Time - High Idle - 24s
  • High Idle Body Lower Time - Float - 20s
  • Total Cycle Time - 44s
  • 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.
Capacity - HE Body - 100% fill factor
  • Struck - 108-133 m³ (142-175 yd³)
  • Heaped (SAE 2:1) - 180-222 m³ (236-290 yd³)
  • Dump Body Plate Thickness Varies Depending on Body Selection - Floor Plate - 0.63in
  • Dump Body Plate Thickness Varies Depending on Body Selection - Front Plate - 0.35in
  • Dump Body Plate Thickness Varies Depending on Body Selection - Side Plate - 0.31in
  • Dump Body Plate Thickness Varies Depending on Body Selection - Canopy Plate - 0.2in
  • Note - Contact your local Cat dealer for body recommendations.
Service Refill Capacities
  • Fuel Tank - 1300gal (US)
  • Cooling System - 211gal (US)
  • Crankcase - 82gal (US)
  • Final Drive - Each - 67gal (US)
  • Hydraulic Tank - 296gal (US)
  • Hydraulic System - Including Tank - 385gal (US)
  • Diesel Exhaust Fluid Tank - 100gal (US)
  • Note (1) - DEF Tank only available for EPA Tier 4 / EU Stage V engine option.
Dimensions (Approximate)
  • Height - Top of ROPS - 22.25ft
  • Overall Length - 50.75ft
  • Wheel Base - 21.83ft
  • Rear Axle - Tail - 15.5ft
  • Ground Clearance - 2.67ft
  • Dump Clearance - 3ft
  • Loading Height - Empty - 22.92ft
  • Overall Height - Body Raised - 48.42ft
  • Centerline Front Tire Width - 23ft
  • Front Axle Clearance - 3.17ft
  • Canopy Width (without optional rock deflectors) - 29.75ft
  • Outside Body Width - 29.75ft
  • Inside Body Width - 28.08ft
  • Front Canopy Height - 26.33ft
  • Rear Axle - Clearance - 3.08ft
  • Centerline of Rear Dual Tire Width - 18.75ft
  • Overall Tire Width - 28.67ft
  • Overall Canopy Width - 31.5ft
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(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
  • Steering Standards - ISO 5010:2007
  • Note - Gross Machine Operating Weight is 521 631 kg (1,150,000 lb).
  • Steer Angle - 39°
Standard Equipment:
  • 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
    • SOS℠ sample points (hydraulic, cooling, engine)
Optional Equipment:
  • 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
Compare Products