Product Feature
Power train - Engine
Design
3512C HD 12-cylinder four-stroke design,Use of long useful power strokes,Fuel burns more thoroughly,More efficient。
Conform EPA Standard
If applicable,3512C Engine meets U.S. Environmental Protection Agency emission requirement。
Altitude compensation
At an altitude of 4267 m(14000')The following can achieve the highest work efficiency。
High torque reserve
It's accelerating、Steep slopes and rough ground conditions,23% The net torque reserve rate of the provides unmatched traction。 Efficient coordination of torque reserve with transmission shift point,Can greatly improve efficiency,Shorten the cycle time。
And the service life is prolonged
Large displacement、Low speed rating and stable power rating,This means more road transport time and shorter repair times。
Refueling system
The optional oil renewal system extends the interval between engine oil changes from 500 hours to 4000 hours or more,Improved machine utilization、And that cost is reduce。
Vibrating plate compactor
At cold start、Work at high altitude、The air filter is restricted、High exhaust temperatures and engine overspeed,A computerized electronic system protects the engine.。 The optional engine prelubrication system builds up oil pressure before the engine is started,Provides additional wear protection。
Fuel efficiency
When driving downhill,The engine can be further decelerated by compression braking。 When decelerating,Engine ECM Do not inject oil to the cylinder,Fuel economy can be further improved。
Power train - Gearbox
Mechanical power train
Cat Mechanical power trains and power shift transmissions are available on steep grades、Unparalleled operating efficiency and control in rough terrain conditions and on haul roads with high rolling resistance。
1)Gearbox
Cat Six-Speed Planetary Power Shift Transmission and Direct Injection 3512C The engine is fully matched,Stable power over a wide range of operating speeds。
Robust design
To fit 3512C More horsepower from the engine,The proven planetary powershift transmission is built to be very solid,Long service life between overhaul。
Transmission Chassis Control(TCC)
TCC Electronic conversion of engine speed data,Shift at the preset point,So as to achieve the best performance、Efficiency and clutch life。
2)Lock-up torque converter
It blends the maximum rimpull and smooth shifting of torque converter drive with the efficiency and performance of direct drive。 Approx. 8 at speed km/h(5 mph)Engage when,More power to the wheel。
3)Final drive
Cat The final drives operate as a system with the planetary power shift transmission.,Transmitting maximum power to the ground。 To withstand high torque and shock loads,Double reduction final drives provide multiple torque,Further reduce driveline stress。
Wheels and rims
Cast rear wheel and Cat The center mounted rims are installed with bolt,Less installation and maintenance work,Durable。
Rear axle filter
New pump drive system continuously filters the rear axles。 Benefits include cleaner oil、Less downtime、Longer component life。
Engine/Powertrain integration
Cat Data link
A computer system that integrates machines through electronic technology.,This optimizes the overall performance of the power train、And reliability is improve、Extended component life,And reduce operating cost。
Electronic Technician(Cat ET)
Make use of Cat Electronic Technician Service Tool,Through Cat Data link,Service technicians can easily access stored diagnostic data,This simplifies the diagnosis of faults and improves machine availability。
Integrated brake control(IBC)
IBC Integrate automatic retarder control and traction control into one system,Maximize performance and efficiency。
Body Hoist Reverse Neutralizer
When the transmission is in reverse gear,Lift lever,The transmission automatically shifts to the neutral position。
Secondary steering
The secondary steering system uses a pressure accumulator,In the event of engine failure,Up to 3 90-degree turns。
Structure/Hang/Turn
Box section design
785D The frame of the is designed with box section.,At high stress location,Two forgings and 24 castings combined,By deep penetration and continuous wrap-around welding,No need to add weight,It is sufficient to counteract the damage that can be caused by twisting loads.。
Serviceability
Open Rack Box Section Design,Convenient access to power transmission component,Reduce total removal and installation times,Lower overall repair cost。 Pin lift body provides easy access to the transmission。
Steel structure
The entire frame is made of mild steel,Flexible、Durable,Resistant to shock loads even in cold weather,And is convenient for field repair.。
Integral four-column ROPS Cab
The integral ROPS is designed as an extension of the truck frame,Resiliently mounted to the main frame,Vibration and noise can be reduced。 ROPS/FOPS The structure provides operators and instructors with“Five-sided protection”。
Suspension system
Designed to dissipate the impact of haulage and loading,Extend the life of the rack,Make driving more comfortable。
Steering system
The design of the hydraulic steering control system makes the steering exceptionally smooth.,Precise control。 Separate circuit to avoid cross contamination,And the service life is prolonged。
Secondary steering
The secondary steering system uses a pressure accumulator,In the event of engine failure,Up to 3 90-degree turns。
Cylinder
4 independently operating oil pneumatics、Resilient suspension cylinder,Designed to absorb impact forces under the harshest operating conditions。
Durable design
Large bore for sturdy cylinder、Low pressure nitrogen/Oil design,The maintenance workload is small,And that service life is long。
Console
Operator has a wide field of vision
By using a fully integrated object detection system、Radar and cameras,The operator may receive an audible indication and a visual indication of the detected object。
Ergonomic layout
785D The operator station is ergonomically designed,Allows the operator to be in a comfortable、Operate all machine controls in a productive and safe environment。 All controls、Joystick、Reasonable layout of switches and instruments,Maximize productivity and reduce operator fatigue。
Quiet cab
Integral type ROPS/FOPS The noise suppression cab is resiliently mounted to the main frame,Isolate the operator from the source and the sources,So that that drive is quiet、Safe and comfortable。
View
The wide field of vision gives a panoramic view of the surroundings,Clear line of sight on the road,Allows the operator to operate with confidence,Increase productivity。 1)Three-point operator air suspension seat 2)Lift lever 3)Secondary brake pedal 4)Monitoring system 5)Steering column 6)Transmission console 7)Parking brake reset valve 8)Storage compartment 9)Trainer seat 10)Operator window 11)The operator control 12)Heating/Air conditioner
Radio preparation
The operator's bridge is equipped with a power socket.、Speaker、Antenna and electrical connections,Convenient installation of radio device。 About available Cat Radio option(Includes satellite radio option)Details of the complete series,Please consult Cat Agent。
Cat Braking system
Integrated brake system
Cat Reliable performance of oil-cooled brake system,Capable of being controlled on very severe transport roads。 Automatic adjustment by brake,Smooth ride and good control even in slippery conditions,This allows the operator to concentrate on driving。 The system is designed with double pistons.,Set the service brake、Auxiliary braking、Parking brake and retarding functions in one powerful system,Thus achieving the best braking efficiency.。
Slow down at the four corners
Four corner deceleration functions forward respectively/The rear wheels provide 60%/40% Braking force,Available in wet and slippery ground conditions,Provides excellent braking control。 Brake torque for front and rear balance,Provides excellent braking performance,Pecially during deceleration braking,Maximum protection against wheel lock。
Oil-cooled multi-disc brake
Cat Four-wheel, forced oil-cooled, multiple disc service brakes with water/The oil heat exchanger is continuously cooled,Excellent undamped braking and retarding performance。
Long life disc brake
Cat Oil-cooled disc brake design with large discs,Reliable performance,No adjustment is required。 The brakes are totally enclosed and hermetically sealed,To avoid contamination and reduce maintenance。 In addition,This machine uses the standard materials for this model - Novel long-acting friction material。 Long-life friction material provides twice the wear life of standard brake,And twice as resistant to glazing.,More consistent braking force,And less noise.。
Piston
The service braking function and the retarding function are hydraulically activated by the primary piston。 The auxiliary piston is spring-loaded,Is held in the disengaged position by hydraulic pressure。 Once the pressure of the hydraulic system drops below the specified pressure,The brake is automatically applied by the secondary piston, which is moved by a spring。
Parking brake
Pushed by a spring、Hydraulically released, oil-cooled service brakes apply to all four wheel,Make the parking brake function excellent。 The parking brake is reliable and durable.,On slopes up to 15% Can brake a truck with a rated load on any grade。
Truck body system
Cat Truck body
Matching the truck body to the actual application is 785D Key to achieving best operational values。 Caterpillar A variety of body options for different applications,Payloads range from 131 to 143 metric ton(144 to 157 short ton)。 Caterpillar A proprietary 10/10/The 20 Payload Guide helps balance excellent payload with safe operation。
Body selection options
1)Cat“X”Type a body – X Type a body is a heavy duty body,Available with a variety of optional bushings to meet the specific requirements of the mining site。 Similar to double bevel,X Type a bodies also provide excellent durability in a variety of demanding application。 2)Special hopper for mining(MSD II)– Suitable for mature mine sites with good operating and maintenance practices。Lighter in weight MSD II(Design specific to mining)Body available in a variety of sizes。 This is a customer-specific/On-site designed truck body,Maximizes transport performance。 MSD II Designed to maximize payload、Provides good durability,And can be used with a variety of optional bushing,Meet specific mining requirements。 3)Doorless coal car hopper – This high-capacity special purpose body is available in a variety of sizes,Suitable for coal handling applications,Minimal impact on the environment。 Replace tailgate with lift body floor,Provide the capacity required to meet the target payload。 4)Dual ramp body – As the original standard body,The dual ramp body has an excellent load capacity,Ability to maintain a low center of gravity and optimal load distribution,Impact load can be reduced,And is available in both a bushing and non-bushing configuration。 Dual Slope Body for Harsh Application,Including wilderness sites and contractor mine sites。
Customize the body solution
Rear extension available、Side panel、Anti-slip strip、Various options such as stone bins and rock pushers,To achieve the rated payload,Reduce spillage and improve transport efficiency。
Monitoring System
VIMS® Monitoring System
Caterpillar Designed machine monitoring system,Provides critical machine health and payload information to the operator and service personnel。 VIMS With advanced system monitoring and diagnostic capabilities,Determine the abnormal condition,Simplify troubleshooting and reduce downtime,Thereby avoiding damage.。 VIMS Machine data may also be stored,Help manage production and utilize effective preventive maintenance。
Production management
Production Management can Improve Trucks/Efficiency of loading tool、Improve the production capacity of the fleet,Helps extend truck frame、Tire、Service life of rims and driveline component,While reducing operational and maintenance costs。
Payload management
The Maximum Payload Speed Manager feature assists in management Caterpillar 10/10/20 Overload strategy。 Set according to target payload weight and overload,If the truck is overloaded after shifting into second gear,VIMS The system logs the event and alerts the operator。 The truck will be restricted to second gear 1750. rpm,And the speed setting of the automatic retarder will decrease to 1750 rpm,Until the load is removed。
Road analysis control(RAC)
An optional system monitors haul roads by measuring the side to side and up and down motion of the frame,To improve maintenance on the haul road、Cycle time、Tire life and fuel efficiency。
VIMS-PC
External Reporting Software Program VIMS-PC Allows service personnel to download complete machine health records and job efficiency data to a laptop,For diagnosis and analysis。 This easy-to-use software allows service technicians and mining management systems to generate health and payload reports,In order to manage machines more efficiently。
VIMS Supervisor
This optional software allows the mine management system to be easily managed and interpreted VIMS Data,For optimal fleet management and productivity。
Machine management
Maintenance technicians or mine personnel can download data and generate reports。 The data can be used to improve the effectiveness of the scheduled maintenance program、Maximize component life、Improve machine availability and reduce operating costs。
Instrument cluster
The instrument cluster is positioned for easy viewing,Continuous display of critical machine function information。
Security
Product safety
Caterpillar We will continue to proactively develop mining machines that meet or exceed safety standards.。 Safety is an integral part of all machine and system design。
In and out
Machine access improvements include a standard 600 on the front of the machine mm(24 ")Diagonal stairs。 Improvements to ground access include an optional motorized boarding ladder。
Integrated Object Detection System
Object detection system as standard equipment,Installed at the factory on 785D On a mining truck。 Fully integrated“Object detection”System、Radar and cameras can provide both audible and visual indications of the detected object。 This system combines short and medium range radar deployed around the machine with cameras on each side,Allows the operator to determine the condition of the test object。 The camera complements the radar alarm,Selection via touch screen menu in an intuitive interface。
Overload policy
Follow Caterpillar 10 of/10/20 Overload policy,Ensure that the steering and braking systems are adequate for operation。
Standard safety features
Non-slip surface、Three-point retractable seat/Seat belts、Wide Angle Mirror、Body raise indicator、Body retaining cable、Guardrail、Reverse neutralizer for unloading、Low internal noise level、Secondary steering system、Ground Level Service Shutdown Switch。
Sustainability
Sustainability function
785D Mine trucks may be provided with a refueling system、Continuous rear axle filtration、Long-life filters and longer maintenance intervals,This helps to reduce the amount of waste that affects the environment。
Engines with advanced technology
Engines with advanced technology reduce emissions to the environment,While maintaining fuel efficiency。
Advanced surface technology(AST)
Advanced surface technology(AST)Used to replace chrome paint on some steel parts,Includes suspension and lift cylinder rod。 This technique improves wear resistance,Reduce maintenance time。 Chromium elimination to reduce environmental impact。
Fuel efficiency
When driving downhill,The engine can be further decelerated by compression braking。 When decelerating,Engine ECM Do not inject oil to the cylinder,Fuel economy can be further improved。
Serviceability
Maintenance is simple
Convenient maintenance of daily maintenance points, simplified maintenance,And reduce that time required for routine maintenance procedure。 Increased serviceability and up to 500-hour service intervals increase machine availability and productivity。
Maintenance platform
Provide for the engine、Air Cleaner、Steering Hydraulic Tank and Battery Box Overhaul。
Overhaul in the frame
Allow easy access to major components,Convenient for maintenance and disassembly。
Ground maintenance
And that box body is convenient to maintain、Filter、Drain and engine shutdown device。 Located on the ground VIMS Data port for easy downloading of information。
Automatic lubrication
The automatic lubrication system automatically lubricates critical components at regular intervals.,This reduces maintenance times。
Fast Fill Service Center
Optional service center via converging quick fill port,Ability to fill steering oil quickly、Transmission oil and engine oil and coolant,Thereby reducing routine maintenance time.。
Pressure test points and S•O•SSM Sampling port
Sample points and sample ports produce representative samples,Critical systems used to monitor the machine。
Sealed electrical receptacle
Electrical connectors are sealed,Protects against dust and moisture。 The harness is braided in a staggered manner,Provides excellent protection。 Wires are color-coded,Easy to diagnose and repair。
Fast fill with fuel
The fuel system has a receiver at the fuel tank,Receivable up to 567 litres per minute(150 gallons)。
Air Cleaner
Radial seal air filters are easy to replace,Less maintenance time required。
Customer support
Promise to make Caterpillar Remarkable
Support goes well beyond parts and repair。 Select from Cat Equipment until refurbishment、Trade or sell,Cat Dealers are able to provide differentiated service and support to their customers。
Agent capability
The dealer's technical specialist has the requisite knowledge、Experience、Training skills and tools,Your repair and maintenance needs can be met anytime, anywhere。
Production support and maintenance support
Through our parts distribution organization、Support from a global network of dealer service centers and technical training facilities,Cat Dealer maximizes uptime。 Through a customized maintenance program,Your dealership can help you get the most out of your investment。
Training
Cat Dealers can schedule training programs to help operators increase productivity、Reduce downtime、Reduce operating costs、Enhance security and improve your Cat Return on investment of the product。
Technical products
Cat Agents can provide a variety 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 transportation road maintenance software,All products to improve fleet efficiency、Designed to increase productivity and reduce costs。
Product Parameter
Engine |
|
Engine model | Cat® 3512C HD |
Total power - SAE J1995 | 1082.0 kW |
Rated power | 1082.0 kW |
Net power - Cat | 1005.0 kW |
Net power - ISO 9249 | 1005.0 kW |
Net power - 80/1269/EEC | 1005.0 kW |
Torque reserve | 23.0 % |
Cylinder bore | 170.0 mm |
Stroke | 215.0 mm |
Displacement | 58.56 l |
Net power | 1005.0 kW |
Net power - SAE J1349 | 1005.0 kW |
Weight - Approximation |
|
Total operating weight of the machine(GMW) | 249476.0 kg |
The chassis is the smallest/Maximum operating weight range - No load(EOMW) | 106218 – 117597 kg 234170 – 259257 lb |
The chassis is the smallest/Maximum operating weight range(OCW) | 83304 - 84668 kg 183654 - 186661 lb |
Body weight range | 20831 – 30623 kg 45924 – 67512 lb |
Operating specifications |
|
Top speed - Fully loaded | 54.8 km/h |
Steering angle | 36.0 degrees |
Maximum target payload | 143.0 ton (US) |
Minimum target payload | 131.0 ton (US) |
Minimum turning diameter of machine | 33.2 m |
Target payload(Double Bevel)* | 133.0 ton (US) |
Turning diameter - Front | 29.8 m |
Final drive |
|
Differential gear ratio | 2.10:1 |
Planetary gear ratio | 10.83:1 |
Total reduction ratio | 22.75:1 |
Gearbox |
|
First gear forward | 12.1 km/h |
Second gear forward | 16.3 km/h |
Third gear forward | 22.2 km/h |
Fourth gear forward | 29.9 km/h |
Fifth gear forward | 40.6 km/h |
Sixth gear forward | 54.8 km/h |
Go backwards | 11.0 km/h |
Suspension system |
|
Effective cylinder stroke – Front | 306.5 mm |
Effective cylinder stroke – Rear | 165.0 mm |
Body lift system |
|
Pump flow - High idle | 750.0 l/min |
Relief valve setting - Rise | 17238.0 kPa |
Body raise time - High idle | 15.2 seconds |
Body down time - Float | 16.2 seconds |
Body power is reduced - High idle | 15.9 seconds |
Body down time - High idle | 15.9 seconds |
Brake |
|
Braking area - Rear brake | 89729.0 cm² |
Standard | SAE J1473 OCT90 ISO 3450-1985 |
Braking area - Front brake | 61270.0 cm² |
Weight distribution - Approximation |
|
Front axle - Fully loaded(Target load) | 33.0 % |
Front axle - No load* | 45-46% |
Rear axle - Fully loaded(Target load) | 67.0 % |
Rear axle - No load* | 54-55% |
Maintenance refill capacity |
|
Fuel tank(Standard) | 1893.0 l |
Cooling system | 379.0 l |
Crankcase | 204.0 l |
Steering tank | 90.0 l |
Steering system(Including the fuel tank) | 117.0 l |
Braking/Raise the hydraulic tank | 337.0 l |
Braking/Lifting system(Including the fuel tank) | 641.0 l |
Differential and final drives | 436.0 l |
Torque converter/Transmission system(Includes an oil sump) | 248.0 l |
Tire |
|
Standard Tyre | 33.00-R51(E3 & E4) |
ROPS |
|
ROPS Standard | SAE J1040 APR88 ISO 3471:1994 |
Noise |
|
Noise standard | ANSI/SAE J1166 MAY90 SAE J88 APR95 |
Turn |
|
Steering Standard | SAE J1511 OCT90 ISO 5010:1992 |
Hopper - Double Bevel |
|
Stacking SAE(2:1) | 85.0 m³ |
Body weight | 25160.0 kg |