Mining Trucks:
794 AC Mining Truck
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- Nominal Payload Capacity
- 320 tons
- Engine Model
- Cat® C175-16
- Gross Power - SAE J1995
- 3500 hp
- Top Speed – Loaded
- 37 mph
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.
Product Specs
-
Operating Specifications
- Nominal Payload Capacity
- 320tons
- Top Speed – Loaded
- 37mph
- Steer Angle
- 39Degrees
- Nominal Payload Capacity
- 320ton (US)
- Steer Angle
- 39°
- Top Speed - Loaded
- 37mile/h
- 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.
- Gross Machine Operating Weight (GMW)
- 1150000lb
- Minimum Turning Radius
- 53ft
- 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.
-
Engine
- Engine Model
- Cat® C175-16
- Gross Power - SAE J1995
- 3500hp
- Bore
- 6.9in
- Stroke
- 8.7in
- Displacement
- 5187in3
- Engine Model
- Cat® C175-16
- Gross Power - SAE J1995
- 3500HP
- Bore
- 6.9in
- Stroke
- 8.7in
- Displacement
- 5187in³
- Note (1)
- Contact factory for high altitude configuration.
- Emissions
- Equivalent to U.S. EPA Tier 2 emission standards.
- 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)
- Note (4)
- High altitude configurations available for altitudes up to 4267 m (14,000 ft) without derate.
- Rated Speed
- 1800r/min
- Net Power - SAE J1349
- 3405HP
- Standard Gross Power - SAE J1995*
- 3500HP
- Optional Gross Power - SAE J1995
- 3100HP
- 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.
- Standard Gross Power - SAE J1995
- 3500HP
-
Weights – approximate
- Chassis Weight
- 417187lb
- Body Weight
- 62140lb
-
Final Drives
- Total Reduction Ratio
- 35:1
- Total Reduction Ratio
- 35:1
-
Service Refill Capacities
- Cooling System
- 211gal
- Crankcase
- 82gal
- Final Drives, each
- 67gal
- Fuel Tank
- 1300gal
- Hydraulic System (includes tank)
- 385gal
- Hydraulic Tank
- 296gal
- Cooling System
- 211gal (US)
- Crankcase
- 82gal (US)
- Final Drive - Each
- 67gal (US)
- Fuel Tank
- 1300gal (US)
- Hydraulic System - Including Tank
- 385gal (US)
- Hydraulic Tank
- 296gal (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 to Top of ROPS
- 22.25ft
- Overall Length
- 50.75ft
- Wheelbase
- 21.83ft
- Rear Axle to Tail
- 15.50ft
- Ground Clearance
- 2.67ft
- Dump Clearance
- 3.00ft
- Loading Height – Empty
- 22.92ft
- Overall Height – Body Raised
- 48.42ft
- Centerline Front Tire Width
- 23.00ft
- Centerline Front Tire Width
- 23ft
- Dump Clearance
- 3ft
- Ground Clearance
- 2.67ft
- Height - Top of ROPS
- 22.25ft
- Loading Height - Empty
- 22.92ft
- Overall Height - Body Raised
- 48.42ft
- Overall Length
- 50.75ft
- Rear Axle - Tail
- 15.5ft
- Wheel Base
- 21.83ft
- Centerline of Rear Dual Tire Width
- 18.75ft
- Front Canopy Height
- 26.33ft
- Inside Body Width
- 28.08ft
- Note
- Dimensions based on 193.6 m³ (253 yd³) HE Body.
- Outside Body Width
- 29.75ft
- Overall Tire Width
- 28.67ft
- Rear Axle - Clearance
- 3.08ft
- Front Axle Clearance
- 3.17ft
- Canopy Width (without optional rock deflectors)
- 29.75ft
- Overall Canopy Width
- 31.5ft
- Outside Body Width
- 29.75ft
- Inside Body Width
- 28.08ft
- Front Canopy Height
- 26.33ft
- Rear Axle Clearance
- 3.08ft
- Centerline Rear Dual Tire Width
- 18.75ft
- Overall Tire Width
- 28.67ft
- Note
- Dimensions based on 1936 m3 (253 yd3) HE Body.
-
Weight Distributions – approximate
- Front Axle – Loaded
- 33%
- Rear Axle – Loaded
- 67%
- Front Axle – Empty
- 49%
- Rear Axle – Empty
- 51%
-
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.
- 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.
-
ROPS
- FOPS Standards
- FOPS (Falling Object Protective Structure) meets ISO 3449:1992.
- ROPS Standards
- ROPS (Rollover Protective Structure) meets ISO 3471:1994.
- FOPS Standards
- FOPS (Falling Object Protective Structure) meets ISO 3449:1992.
- ROPS Standards
- ROPS (Rollover Protective Structure) meets ISO 3471:1994.
-
Steering
- Steering Standards
- ISO 5010:2007
- Steering Standards
- ISO 5010:2007
- Note
- Gross Machine Operating Weight is 521 631 kg (1,150,000 lb).
- Steer Angle
- 39°
- Note
- Gross Machine Operating Weight is 521 631 kg (1,150,000 lb).
-
Tires
- Standard Tires
- 53/80 R63.
- Standard Tires
- 53/80 R63
- 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.
- 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.
-
Weights - Approximate
- Body Weight
- 64346lb
- Chassis Weight
- 426237lb
- Rated Gross Machine Weight
- 1150000lb
- 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.
-
Weight Distributions - Approximate
- Front Axle - Empty
- 49%
- Front Axle - Loaded
- 33%
- Rear Axle - Empty
- 51%
- Rear Axle - Loaded
- 67%
-
Braking System
- Service Brakes
- Four-Corner, Wet Disc, Oil Cooled, Hydraulically Actuated
- Parking Brake
- Four-corner, Multi-disc, Spring applied, Hydraulically Released
- Dynamic Retarding Power - Continuous
- 5480HP
- Electric Retarding
- Radial Grid Design
- Front Wet Disc Brake Surface Area
- 20378in²
- Rear - Wet Disc Brake Surface Area
- 30750in²
- Standards
- ISO 3450:2011
-
Capacity - HE Body - 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
- 0.63in
- 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
- 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.
-
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
- High-torque AC induction, rear axle mounted
-
Body Hoists
- Body Raise Time - High Idle
- 24s
- Note (2)
- Power raise in both stages; power down in both stages possible.
- Note (3)
- Automatic body-lower modulation reduces impact on frame.
- Note (1)
- Twin, two-stage hydraulic cylinders mounted inside main frame; double-acting cylinders in both stages.
- Relief Valve Setting - Raise
- 3029psi
- High Idle Body Lower Time - Float
- 20s
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
- C175-16 Diesel Engine
-
- 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
-
- 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