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Overview

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Key Features

More Comfort. More Performance. More Versatility.

Enhance Safety and Productivity

Know where and when to water – lower dust levels, increase visibility, maintain haul road safety

Scalable Connectivity with Cat® MineStar™

Cloud-hosted service offering (by site or asset) with scalable levels of technology to fit your needs

Reduce Costs Sustainably and Efficiently

The Cat® Water Delivery System (WDS) provides variable water flow based on truck speed and determines appropriate flow to conserve water

Specifications

Engine ModelCat® C32B
Gross Power - SAE J1995:20141025 hp
Engine Speed1800 r/min
Net Power - SAE J1349:2011916 hp
Cylinders12
Bore5.7 in
Stroke6.4 in
Displacement1959 in³
Emissions (1)Available as U.S. EPA Tier 4 Final/EU Stage V equivalent, Tier 3/Stage IIIA equivalent, or Tier 2/Stage II equivalent emission standards.
Emissions (2)Meets China Nonroad Stage III emission standards equivalent to Tier 3 or Tier 2.
Note (2)Power rating applies at 1,800 rpm when tested under the specified condition for the specified standard.
Note (1)Net Power advertised is the power available at the flywheel when the engine is equipped with fan, air cleaner, muffler, and alternator with engine speed at 1,800 rpm.
Note (3)Ratings based on SAE J1995 standard air conditions of 25° C (77° F) and 100 kPa (29.61 Hg) 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 (4)No engine derating required up to 2286 m (7,500 ft) for HRC and 4572 m (15,000 ft) for LRC machines.
Maximum water flow1800 gal(US)/min
Water per spray head (minimum)35 gal(US)/min
Water per spray head (maximum)600 gal(US)/min
Spray head opening range (minimum)0.04 in
Spray head opening range (maximum)0.75 in
Maximum size debris flushed through spray head0.75 in
Spray system hydraulic tank capacity7.25 gal (US)
Maximum number of rear spray heads5
Minimum number of rear spray heads (recommended 3)2
Minimum number of front/side spray heads2
Maximum number of front/side spray heads0
Maximum water from cannon (idle)600 gal(US)/min
Maximum water from cannon (high idle)1650 gal(US)/min
Maximum cannon spray distance200 ft
TypeWet water pump/hydraulic motor coupling
NoteOperator selectable coverage: 0.2 - 0.8 L/m² (4 kph - 40 kph) / 0.05 - 0.2 gal/ft² (3 mph - 25 mph). Coverage rates above 0.6 L/m² may not be available at higher speeds depending on head count and configuration.
Note (1)Spray head opening is automatically controlled by the system to achieve Auto Mode Coverage or manual mode flow rate.
Note (2)The Auto Mode setting controls water coverage and automatically adjusts to the number of spray heads being used — independent of ground speed. This is an exclusive feature designed into the Cat WDS software to help water more efficiently. Water flow is continually adjusted during operation to conserve water and achieve desired coverage and flow rate.
Note (3)Alternatively, manual mode allows the operator to set a water flow rate that is constant regardless of ground speed. This mode is not recommended for daily operation and will reduce watering efficiency and may increase fuel usage.
Note (4)Spray heads on competitive water distribution systems require tools and maintenance to change flow and spray pattern. Caterpillar is the only company to have variable active spray heads to regulate water spray.
Note (5)Cannon performance depends on nozzle orifice and pipe size.
Water Tank Capacityup to 75 700 L (20,000 gal)
NoteMultiple tank configurations are offered based on customer preference and regional locations. Water Tank Capacity Range: 75 400 - 75 700 L (19,900 - 20,000 gal)
Machine Weight (with water tank full)327,964 - 327,964 lb / 147 172 - 148 762 kg
Empty Machine Operating Weight (without water / with fuel)160,307 - 162,323 lb / 72 714 - 73 629 kg
Water Tank - Max Empty Weight (no WDS)42,983 - 44,092 lb / 19 497 - 20 000 kg
Note (1)Water tanks are offered by local 3rd party providers with customization based on water application and regional customer requirements. Hoist cylinder mounting on all tank offerings enhances serviceability.
Note (2)Number of spray heads can be customized based on customer needs and preferred watering techniques. Option for 3 - 5 spray heads mounted on the back of the water tank. Additional option for spray heads on each side of the water tank.
Note (3)Water cannon arrangement typically mounts to the front of the water tank.
Top Speed - Loaded41.7 mile/h
NoteWater Tank Capacity Range: 69 700 - 75 700 L (18,400 - 20,000 gal)
Note (2)Operator selectable coverage: 0.2 - 0.8 L/m² (4 kph - 40 kph) / 0.5-0.2 gal/ft² (3 mph - 25 mph)
Target Gross Machine Weight363000 lb
Chassis Weight115217 lb
Forward - 16.6 mile/h
Forward - 29.1 mile/h
Forward - 311.9 mile/h
Forward - 416.6 mile/h
Forward - 522.5 mile/h
Forward - 630.2 mile/h
Forward - 740.9 mile/h
Reverse7.5 mile/h
NoteMaximum travel speeds with standard 27.00R49 (E4) tires.
Differential Ratio2.736:1
Planetary Ratio7.0:1
Total Reduction Ratio19.1576:1
Brake Surface - Front6331 in²
Brake Surface - Rear15828 in²
Brake StandardsISO 3450:2011
Pump Flow - High Idle6331 gpm
Relief Valve Setting - Raise2750 psi
Relief Valve Setting - Lower500 psi
Body Raise Time - High Idle15 s
Body Lower Time - Float13 s
Body Lower Time - High Idle13 s
Front Axle - Empty46 %
Front Axle - Loaded33 %
Rear Axle - Empty54 %
Rear Axle - Loaded67 %
Empty Loaded Cylinder Stroke Front2.9 in
Empty Loaded Cylinder Stroke Rear2.5 in
Rear axle - Oscillation5.4 °
Steering StandardsISO 5010:2007
Steer Angle30.5 °
Turning Diameter - Front83 ft
Turning Circle - Clearance Diameter93 ft
Standard Tire27.00R49 (E4)
Note (1)Productive capabilities of the 777 truck are such that, under certain job conditions, TKPH (TMPH) capabilities of standard or optional tires could be exceeded and, therefore, limit production.
Note (2)Caterpillar recommends the customer evaluate all job conditions and consult the tire manufacturer for proper tire selection.
Fuel Tank (1)300 gal (US)
Fuel Tank (2)350 gal (US)
Cooling System63.4 gal (US)
Crankcase28.7 gal (US)
Differentials59.9 gal (US)
Final Drive - Each20 gal (US)
Steering System - Including Tank14.1 gal (US)
Brake Hoist System85 gal (US)
Torque Converter - Transmission System36.5 gal (US)
Air Conditioning18390 Btu/lb
Heater / Defroster43930 Btu
ROPS Standards (1)Rollover Protective Structure (ROPS) for cab offered by Caterpillar meets ISO 3471:2008 ROPS criteria.
FOPS StandardsFalling Objects Protective Structure (FOPS) meets ISO 3449:2005 Level II FOPS criteria.
Note (1)The operator Equivalent Sound Pressure Level (Leq) is 73 dB(A) when SAE J1166 FEB2008 is used to measure the value for an enclosed cab. This is a work cycle sound exposure level. The cab was properly installed and maintained. The test was conducted with the cab doors and the cab windows closed.
Note (2)The exterior sound pressure level for the standard machine measured at a distance of 15 m (49 ft) according to the test procedures specified in SAE J88:2008, mid-gear moving operation is 83 dB(A).
Note (3)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.

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