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Cat 789D

C833061

Cat 789D

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C833061 C686368 C686341 C672589

Specifications

Engine
Engine Model 3516C - HD
Gross Power - SAE J1995 2100 HP
Bore 6.7 in
Stroke 8.3 in
Displacement 4766 in³
Net Power 1969 HP
Gross Power 2100 HP
Rated Net Power - ISO 9249 1969 HP
Weights - Approximate
Gross Machine Operating Weight (GMW) 715000 lb
Body Weight Range 23 920 kg-45 547 kg (52,850 lb-100,414 lb)
Empty Operating Chassis Weight (EOCW) 218542 lb
Operating Specifications
Nominal Payload Capacity 200 ton (US)
Standard Combi Body (SAE 2:1) 200 yd³
Standard Dual Slope Body (SAE 2:1) 141 yd³
Standard Gateless Coal Body (SAE 2:1) 250 yd³
Standard MSD Body (SAE 2:1) 170 yd³
Standard X Body (SAE 2:1) 161 yd³
Final Drives
Differential Ratio 2.35:1
Planetary Ratio 10.83:1
Total Reduction Ratio 25.46:1
Transmission
Forward - 1 7.8 mile/h
Forward - 2 10.6 mile/h
Forward - 3 14.4 mile/h
Forward - 4 19.4 mile/h
Forward - 5 26.3 mile/h
Forward - 6 35.5 mile/h
Reverse 7.3 mile/h
Suspension
Effective Cylinder Stroke - Front 4 in
Effective Cylinder Stroke - Rear 3.5 in
Rear axle - Oscillation ±5.6°
Body Hoists
Pump Flow - High Idle 193 gal/min
Relief Valve Setting - Raise 2500 psi
Body Raise Time - High Idle 18.9 s
High Idle Body Lower Time - Float 17.3 s
High Idle Body Lower Time - Power 15.6 s
Brakes
Brake Surface - Rear 18024 in²
Standards SAE J1473 OCT90 ISO 3450:1996
Brake Surface - Front 12662 in²
Weight Distributions - Approximate
Front Axle - Empty 46 %
Front Axle - Loaded 33 %
Rear Axle - Empty 54 %
Rear Axle - Loaded 67 %
Service Refill Capacities
Brake Hoist System 241 gal (US)
Cooling System 192 gal (US)
Crankcase 77 gal (US)
Differential - Final Drives 154 gal (US)
Fuel Tank - Optional 1000 gal (US)
Fuel Tank - Standard 550 gal (US)
Steering System 50 gal (US)
Transmission Tank 20 gal (US)
Tires
Optional Tires 40.00-R57
Standard Tires 37.00-R57
ROPS
ROPS Standards Standards
Sound
Sound Standards Standards
Steering
Steering Angle 36.07 °
Turning Diameter - Front Wheel 90.32 ft
Vehicle Clearance - Turn Circle 99.18 ft
Steering Standards SAE J1511 OCT90 ISO 5010:1992
Optional Engine
Bore 6.7 in
Displacement 4211 in³
Engine Model 3516B EUI
Gross Power 1900 HP
Rated Net Power - ISO 9249 1791 HP
Stroke 7.5 in

Features

Power Train - Engine

Engine
Both the Cat® 3516B and 3516C EUI Quad turbocharged diesel engines deliver high power and reliability in the world's most demanding mining applications.
Design
The 3500 series engines are 16-cylinder, four-stroke designs that uses long, effective power strokes for more complete fuel combustion and optimum efficiency.
EPA Compliant
Where applicable, the 3516C engine is compliant with U.S. Environmental Protection Agency emissions requirements.
High Torque Rise
The 23% net torque rise provides unequalled lugging force during acceleration, on steep grades and in rough underfoot conditions. Torque rise effectively matches transmission shift points for maximum efficiency and fast cycle times.
Enhanced Life
High displacement, low rpm rating, and conservative horsepower ratings mean more time on the haul roads and less time in the shop.
3516B Separate Circuit Aftercooler
Allows the aftercooler circuit to operate cooler than jacket water temperature for a denser air charge and greater combustion efficiency.
3516C Air to Air Aftercooler (ATAAC)
The 1566 kW (2,100 hp) engine option uses an Air To Air Aftercooler to achieve an even greater reduction in air intake temperatures. This results in improved fuel efficiencies and desired emissions levels.
Electronic Control Module (ECM)
Utilizes advanced engine management software to monitor, control, and protect the engine utilizing self-diagnosing electronic sensors.
Air Conditioner Compressor System
The air conditioner compressor and lines have been moved to provide easier service, less connection points and compliance to EU standards. Auto tension functionality makes removing and adjusting belts no longer necessary.

Power Train - Transmission

Mechanical Power Train
The Cat mechanical drive power train and power shift transmission provides unmatched operating efficiency and control on steep grades, in poor underfoot conditions, and on haul roads with high rolling resistance.
1) Transmission
The Cat six-speed planetary power shift transmission is matched with the direct-injection 3516 diesel engine to deliver constant power over a wide range of operating speeds.
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Robust Design
Designed for the higher horsepower of the 3516 engine, the proven planetary power shift transmission is built tough for long life between overhauls.
Transmission Chassis Control (TCC)
TCC uses electronically transferred engine rpm data to execute shifts at preset points for optimum performance, efficiency and clutch life.
2) Lock-Up Torque Converter
Combines maximum rimpull and cushioned shifting of torque converter drive with the efficiency and performance of direct drive. Engages at approximately 7.2 km/h (4.5 mph), delivering more power to the wheels.
3) Final Drives
Cat final drives work as a system with the planetary power shift transmission to deliver maximum power to the ground. Built to withstand the forces of high torque and impact loads, double reduction final drives provide high torque multiplication to further reduce drive train stress.
Steering System
Hydraulic steering control system is designed for exceptional smoothness and precise control. A separate circuit prevents cross contamination for long life.
Supplemental Steering
Supplemental steering system uses pressure accumulators and allows up to three 90 degree turns in case of engine failure.
Tires
Larger tire options have been designed into the 789D to provide a broader choice for tires. Applicable hauling conditions will benefit from increased tire life or significant reduction in tire costs.
Wheels and Rims
Cast rear wheels and Cat center-mount rims are mounted using studs and nuts to minimize maintenance and maximize durability. Optional quick change rims also available.

Engine/Power Train Integration

Cat Data Link
Electronically integrates machine computer systems to optimize overall power train performance, increase reliability and component life, and reduce operating costs.
Electronic Technician (Cat ET)
Cat ET service tool provides service technicians with easy access to stored diagnostic data through the Cat Data Link to simplify problem diagnosis and increase machine availability.
Integrated Braking Control (IBC)
Integrates Hydraulic Automatic Retarder Control and Traction Control into one system for optimum performance and efficiency.
Body-up Reverse Neutralizer
Automatically shifts the transmission to neutral if the hoist lever is activated while transmission is shifted in reverse.
Controlled Throttle Shifting
Regulates engine rpm during shifting to reduce power train stress and clutch wear by controlling engine speed, torque converter lock-up and transmission clutch engagement for smoother shifts and longer component life.

Structures

Box-Section Design
The 789D frame uses a box-section design, incorporating two forgings and 21 castings in high stress areas with deep penetrating and continuous wrap-around welds to resist damage from twisting loads without adding extra weight.
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Serviceability
The open box-section frame design allows easy access to power train components, reducing overall removal and installation time, and lowering overall repair costs. The raised and pinned body allows excellent access to the transmission.
Steel Structures
Mild steel used throughout frame provides flexibility, durability, and resistance to impact loads, even in cold climates. Additionally, mild steel facilitates easy field repair.
Castings
Castings have large radii with internal reinforcing ribs to dissipate stress in areas of high stress concentration. Castings move welds to lower stress areas for greater frame life.
Integral Four-Post ROPS Cab
Resiliently mounted to the main frame to reduce vibration and sound, the integral ROPS is designed as an extension of the truck frame. The ROPS/FOPS structure provides “five sided protection” for the operator.
Suspension System
Designed to dissipate haul road and loading impacts for longer frame life and a more comfortable ride.
Cylinders
Four independent self-contained, oil pneumatic, variable-rebound suspension cylinders are designed to absorb shocks in the most severe applications.
Durable Design
Rugged cylinders utilize large diameter bore and low pressure nitrogen/oil design for long life with minimal maintenance.
  • Front. Front cylinders with preset caster and camber are mounted to the frame and serve as steering kingpins for a tight turning radius with excellent maneuverability and low maintenance.
  • Rear. Rear cylinders allow axle oscillation and absorb bending and twisting stresses caused by rough, uneven haul roads rather than transmitting them to the main frame.

Operator's Station

Operator Environment
Through the packaging of popular attachments into arrangements, customers can now select one cab that is equipped with desired features. Available offerings include a Standard Cab, Deluxe Cab or Deluxe Cold Weather Cab. 1) Air Suspension Seat with Three-Point Operator Restraint 2) Parking Brake Reset Valve 3) Trainer Seat 4) Storage Compartment 5) Operator Window 6) Secondary Brake Pedal 7) Transmission Console 8) Operator Controls 9) Adjustable Steering Wheel/Column (Tilt and Telescoping) 10) Heating/Air Conditioning 11) Monitoring System 12) Object Detection Monitor 13) Upper controls 14) Radio Ready
Enhanced Operator Visibility
Through the use of the fully Integrated Object Detection System, RADAR AND CAMERA, the operator can receive both audible and visual indications of detected objects. In addition, the operators right hand view is improved due to relocation of the air tank lower on the chassis.
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Ergonomic Layout
The 789D operator station is ergonomically designed for total machine control in a comfortable, productive and safe environment. All controls, levers, switches and gauges are positioned to maximize productivity and minimize operator fatigue.
Quiet Cab
Integral, sound-suppressed ROPS/FOPS cab is resiliently mounted to the mainframe to isolate the operator from sound and vibration for a quiet, secure and comfortable ride.
Viewing Area
Designed for excellent all-around visibility and clear sight lines to the haul road. The large viewing area enables the operator to maneuver with confidence for high productivity.
Radio Ready
The operator's station comes ready with power ports, speakers, antenna, and electrical connections to facilitate trouble-free radio installation. Consult your dealer for the complete line of available Cat radio options including satellite radio.

Cat® Brake System

Integrated Braking System
The Cat oil-cooled braking system delivers reliable performance and control in the most extreme haul road conditions. The integrated system combines the service, secondary, parking brake and retarding functions in the same robust system for optimum braking efficiency.
C633076
Four Corner Retarding
Four corner retarding with 60/40 percent split (rear/front) in braking effort provides superior control in slippery conditions. Balanced front to rear brake torque provides exceptional braking performance and minimizes wheel lock-up, especially during retarding.
Oil-Cooled Multiple Disc Brakes
Cat four-wheel, forced oil-cooled, multiple disc service brakes are continuously cooled by water-to-oil heat exchangers for exceptional, non-fade braking and retarding performance.
Extended Life Disc Brakes
Extended life friction material has double the wear life of standard brakes and is twice as resistant to glazing for more consistent braking power with less noise.
Pistons
The Cat two-piece piston design combines the service, secondary, parking brake, and retarding functions in the same system. The primary piston hydraulically actuates both service and retarding functions. The secondary piston is spring-applied and held in the disengaged position by hydraulic pressure. If hydraulic system pressure drops below a specified level, the spring-applied secondary piston automatically applies the brakes.
Parking Brake
Oil-cooled, spring-applied, hydraulically released parking brake is applied to all four wheels for superior parking capability on all grades up to 15 percent.
Hydraulic Automatic Retarder Control (HARC)
Hydraulically activated automatic retarder control system electronically controls retarding on grade to maintain optimum engine rpm and oil cooling. Additional braking may be applied using the manual retarder or the brake pedal. HARC is deactivated when the operator applies the brake or accelerator controls.

Truck Body Systems

Cat Truck Bodies
Matching the truck body to the application is a critical part of achieving the best value from your 789D. Caterpillar offers a variety of application specific body options that yield a payload ranging from 177 to 188 metric tons (195 to 207 tons). The Caterpillar exclusive 10/10/20 payload guidelines help achieve a balance of excellent payload with safe operation.
Body Options
1) Cat “X” Body - The X body is a heavy duty body configured with a variety of liner options to meet site specific requirements of a mine. Like the Dual Slope - the X body is designed for durability across a range of harsh applications. 2) Mine Specific Body (MSD II) - For mature mines with good operational and maintenance practices, the lighter weight MSD II (Mine Specific Design) body is available in several sizes. It is a customer/site specific body that is designed to maximize performance. The MSD II is designed to maximize payload, provide good durability and can be configured with a variety of liner options to meet the specific requirements of the mine. 3) Gateless Coal Body - This specialized high volume body, available in several sizes, is targeted at dedicated coal haulage applications with minimal impact. The kicked up floor design eliminates the tailgate and gives the volume required to meet target payload. 4) Combination Body - This is a multi-purpose, high volume body for light density, well fragmented material. Based off of the dual slope design for customers who need a flexible body to haul light ore (such as coal) and light, well fragmented overburden. 5) Dual Slope Body - The original standard body, the Dual Slope body, provides excellent load retention, maintains a low center of gravity with optimum load distribution, reduces shock loading and is available in lined and unlined configurations. The Dual Slope body is intended for tough applications including greenfield sites and contracting mines.
C676632
Custom Body Options
A variety of options including tail extensions, sideboards, tumble bars, rock boxes and rock shedders are available to maintain rated payload, reduce spillage and improve hauling efficiencies.

Monitoring System

VIMS™ Monitoring System
Intelligent Caterpillar designed machine monitoring system provides critical machine health and payload data in real-time to keep the 789D performing at top production levels. This system is translated and available in most of the major international languages.
Production Management
Production Management enhances truck/loading tool effectiveness, improves fleet productivity and helps extend the life of truck frames, tires, rims and power train components, while lowering operating and maintenance cost.
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Payload Management
Max Payload Speed Manager is a feature that aids in managing the Cat 10/10/20 Overload Policy. Based on target payload weight and overload settings, the VIMS system logs and warns the operator when the truck reaches overload after 2nd gear reweigh. The truck will be limited to 2nd gear at 1,750 rpm, and the automatic retarder speed setting is reduced to 1,750 rpm until the load is dumped. Payload management enables the manager to enhance truck/loading tool effectiveness and productivity levels by preventing overloads that can cause damage to component life and affect operator safety.
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Road Analysis Control (RAC)
Optional system monitors haul road conditions by measuring frame rack, pitch, and bias to improve haul road maintenance, cycle times, tire life, and fuel efficiency.
VIMS-PC
VIMS-PC, the off-board reporting software program, allows service personnel to download a complete record of machine health and productivity data to a laptop computer for diagnosis and analysis. Easy-to-use software enables service technicians and mine management to generate health and payload reports for more effective machine management.
VIMS Supervisor
Optional software allows mine management to easily manage and interpret VIMS data for optimum fleet management and productivity.
Machine Management
Service technicians or mine personnel can download data and generate reports for better machine management. Data can be used to improve effectiveness of scheduled maintenance programs, maximize component life, improve machine availability, and lower operating costs.

Safety

Product Safety
Caterpillar has been and continues to be proactive in developing mining machines that meet or exceed safety standards. Safety is an integral part of all machine and system designs.
Mining Technologies
Cat® MineStar™ System encompasses a comprehensive suite of mining technologies grouped within a number of configurable capability sets, including Fleet, Terrain, Detect, Health, and Command. Object Detection is part of the Detect capability set and provides customers with a scalable system to aid in the awareness of machines and other objects in the near vicinity of working equipment. Object Detection systems are factory installed as standard equipment on 789D mining trucks. The fully integrated Object Detection system, RADAR AND CAMERA, provides both audible and visual indications of detected objects using radars which surround the machine, along with cameras on each side to allow the operator to confirm the detected object. The cameras supplement the radar alerts and are selectable by touch screen menus through an intuitive interface.
C618793
Overload Policy
Adherence to the Caterpillar 10/10/20 Overload Policy assures that steering and braking systems have sufficient capacity to perform.
Standard Safety Features
Slip resistant surfaces, retractable, seat/shoulder belts with three-point operator restraint, wide-angle mirrors, body raised indicator, body retaining cable, guard rails, reverse neutralizer when dumping, low interior sound level, secondary steering system, ground level access shutoff switches.
SAFETY.CAT.COM™

Sustainability

Sustainability Features
The 789D Mining Truck offers oil renewal systems, extended life filters and extended maintenance intervals which aid in decreasing the amount of waste contributed to our environment.
Oil Renewal System
Optional oil renewal system extends engine oil change intervals from 500 hours to 4,000 hours or more to increase machine availability and reduce costs.
Engines with Advanced Technology
Engines with advanced technology contribute less emissions to the environment while maintaining fuel efficiency.
Fuel Efficiency
The engine provides additional retarding by running against compression on downhill hauls. During retarding applications the engine ECM does not inject fuel into the cylinders for exceptional fuel economy.

Serviceability

Tie Off Points
Enhances working environment during service of recommended maintenance areas.
Servicing Ease
Easy access to daily service points simplifies servicing and reduces time spent on regular maintenance procedures. Enhanced serviceability and 500-hour service intervals are designed to increase machine availability and productivity.
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Maintenance Platform
Provides access to engine, steering hydraulic tank, and battery compartment.
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In-Frame Access
Permits easy access to major components for easy servicing and removal.
Ground-Level Access
Allows convenient servicing to tanks, filters, drains, and engine shutdown. Ground-level VIMS data port permits easier downloading of information.
Autolube
Automatic lubrication system reduces maintenance time by automatically lubricating necessary components on a regular basis.
Fast Fill Service Center
Optional fast fill service center features high speed fuel and oil exchange.
Scheduled Oil Sampling
S•O•SSM sampling valves speed sampling and analysis reliability.
Pressure Test Points
Disconnect valves are conveniently located throughout the hydraulic systems for easy pressure testing.
Sealed Electrical Connectors
Electrical connectors are sealed to lock out dust and moisture. Harnesses are braided for protection. Wires are color coded for easy diagnosis and repair.
Cylinder Heads
Individual cylinder heads are interchangeable for easy removal and visual inspection of internal parts.
On-Board Diagnostic Systems
The VIMS system continuously monitors all critical machine functions and components to help locate faults quickly for faster repair.

Customer Support

Commitment Makes the Difference
Cat dealers offer a wide range of solutions, services and products that help you lower costs, enhance productivity and manage your operation more efficiently. Support goes far beyond parts and service. From the time you select a piece of Cat equipment until the day you rebuild, trade or sell it, the support you get from your Cat dealer makes the difference that counts.
Dealer Capability
Cat dealers will provide the level of support you need, on a global scale. Dealer expert technicians have the knowledge, experience, training and tooling necessary to handle your repair and maintenance needs, when and where you need them.
Product Support
Cat dealers believe superior products deserve superior support. When Cat products reach the field, they are supported by a worldwide network of parts distribution facilities, dealer service centers, and technical training facilities to keep your equipment up and running. Cat customers rely on prompt, dependable parts availability and expertise through our global dealer network, ready to meet your needs 24/7.
Technology Products
Cat dealers offer a range of advanced technology products such as VIMS monitoring system and MineStar® information management system. These products include radio data communications, machine monitoring and diagnostics, fleet management, and haul road maintenance software - all designed to improve fleet efficiency, increase productivity, and lower costs.
www.cat.com
For more complete information on Cat products, dealer services, and industry solutions, visit us on the web at www.cat.com.

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