794 AC Mining Truck

Nominal Rated Payload327ton (US)

Rated Gross Machine Weight1150000lb

Chassis Weight426237lb

Body Weight64346lb

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)

Gross Power - SAE J19953500HP

Standard Gross Power - SAE J19953500HP

Engine ModelCat® C175-16

Optional Gross Power - SAE J19953100HP

Optional Gross Power - SAE J1995 (Option 2)2750HP

Rated Speed1800r/min

Net Power - SAE J13493405HP

Emissions RatingFuel Optimized

Bore6.9in

Stroke8.7in

Displacement5187in³

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)

Total Reduction Ratio35:01:00

Standard Tires53/80 R63

Rims36" 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.

Total Reduction Ratio35:01:00

Top Speed - Loaded37mile/h

Generator/AlternatorBrushless, engine mounted, dual bearing

ControlsIGBT Inverter Technology, air cooled, pressurized cabinet with filtration

Wheel MotorHigh-torque AC induction, rear axle mounted

Cooling SystemVariable speed, hydraulically driven cooling system

Service BrakesFour-Corner, Wet Disc, Oil Cooled, Hydraulically Actuated

Front Wet Disc Brake Surface Area20378in²

Rear - Wet Disc Brake Surface Area30750in²

StandardsISO 3450:2011

Parking BrakeFour-corner, Multi-disc, Spring applied, Hydraulically Released

Load BrakeRear service brakes

Dynamic Retarding Power - Continuous5480HP

Front Axle - Empty49%

Rear Axle - Empty51%

Front Axle - Loaded33%

Rear Axle - Loaded67%

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 - Raise3029psi

Body Raise Time - High Idle24s

High Idle Body Lower Time - Float20s

Total Cycle Time44s

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.

Struck108-133 m³ (142-175 yd³)

Heaped (SAE 2:1)180-222 m³ (236-290 yd³)

Dump Body Plate Thickness Varies Depending on Body Selection - Floor Plate0.63in

Dump Body Plate Thickness Varies Depending on Body Selection - Front Plate0.35in

Dump Body Plate Thickness Varies Depending on Body Selection - Side Plate0.31in

Dump Body Plate Thickness Varies Depending on Body Selection - Canopy Plate0.2in

NoteContact your local Cat dealer for body recommendations.

Fuel Tank1300gal (US)

Cooling System211gal (US)

Crankcase82gal (US)

Final Drive - Each67gal (US)

Hydraulic Tank296gal (US)

Hydraulic System - Including Tank385gal (US)

Diesel Exhaust Fluid Tank100gal (US)

Note (1)DEF Tank only available for EPA Tier 4 / EU Stage V engine option.

Height - Top of ROPS22.25ft

Overall Length50.75ft

Wheel Base21.83ft

Rear Axle - Tail15.5ft

Ground Clearance2.67ft

Dump Clearance3ft

Loading Height - Empty22.92ft

Overall Height - Body Raised48.42ft

Centerline Front Tire Width23ft

Front Axle Clearance3.17ft

Canopy Width (without optional rock deflectors)29.75ft

Outside Body Width29.75ft

Inside Body Width28.08ft

Front Canopy Height26.33ft

Rear Axle - Clearance3.08ft

Centerline of Rear Dual Tire Width18.75ft

Overall Tire Width28.67ft

Overall Canopy Width31.5ft

ROPS Standards (1)Rollover Protective Structure (ROPS) meets ISO 3471:2008 criteria for operator and ISO 13459:2012 for trainer.

FOPS StandardsFalling Object Protective Structure (FOPS) meets ISO 3449:2005 Level II for operator and ISO 13459:2012 Level II for trainer.

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 StandardsISO 5010:2007

NoteGross Machine Operating Weight is 521 631 kg (1,150,000 lb).

Steer Angle39°

Standard

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

Standard

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

Standard

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

Standard

Extended life coolant to –35° C (–30° F)

Standard

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

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

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