Detalle Productos Cat
14568900
- Machines
- Wheeled loaders
- Large and mining (49-246 ton.)
- 988 Wheel Loader
15198439
988 Wheel Loader
Caterpillar
Metric
Imperial
Net Power - SAE J1349:2011
401 kW
538 hp
Engine Power - ISO 14396:2002
432 kW
580 hp
Gross Power - SAE J1995:2014
439 kW
588 hp
Availability
Cat® Large Wheel Loaders are designed with durability built in, ensuring maximum availability through multiple life cycles. With optimized performance and simplified serviceability, our machines allow you to move more material efficiently and safely at a low cost per ton. Introduced in 1963, the 988 has been an industry leader for 60 years. Focused on helping our customers succeed, we have continued to build upon each new series. The 988 continues our legacy of reliability, performance, safety, operator comfort, serviceability, and efficiency.
BETTER FUEL EFFICIENCY
Utilizing Economy Mode helps save on fuel all while maintaining productivityEASIER MAINTENANCE
Make regular maintenance more convenient with grouped service pointsMORE PRODUCTIVITY
Deliver more productivity in most truck loading applications while using performance series buckets with increased capacities
- Cat C18 engine is built and tested to meet your most demanding applications.
- Cat torque converter with lock-up clutch helps reduce torque converter losses and lowers system heat.
- Maximum responsiveness with Steering and Transmission Integrated Control (STIC™).
- Moves more material efficiently with improved power and control.
- Durable construction withstands the toughest loading conditions and multiple lifecycles.
- World-class transmission for long life and consistent, smooth shifting; specifically designed for mining applications.
- Advanced productivity electronic control strategy (APECS) transmission controls for optimal momentum on grades.
- Positive flow control (PFC) hydraulic system helps increase efficiency, bucket feel, and responsiveness with consistent performance.
- Advanced filtration system for extended performance and reliability of the hydraulic system.
- Impeller clutch torque converter (ICTC) helps minimize tire spin by allowing torque to adjust to underfoot conditions.
- Superior digging, higher bucket fill factors, reduced dig times.
- Improved visibility over the top of the linkage.
- Operators can now monitor tire pressure during operation. Any change sending a fault code to VisionLink®, helps prevent premature tire failure.
- Convenient, responsive, electro-hydraulic controls help increase operator productivity.
- Economy mode helps optimize engine speed control for reduced fuel consumption no matter if operating in manual throttle or throttle lock.
- Flow sharing hydraulics provide full flow at reduced engine rpm.
- Fully integrated electronic engine controls help make your fuel go farther.
- Engine idle shutdown for less fuel used while idling.
- Increased hydraulic speed and fast cycle times helps decrease idle and fuel burn, with optimal efficiency.
- Cat Technologies developed to monitor, manage, and enhance your jobsite operations.
- Cat Payload provides accurate weighing* of the materials you are loading and hauling. Payload data is displayed in real-time to improve productivity and reduce overloading.
- Cat Detect enhances awareness of the environment around working equipment and provides alerts to help keep people and assets safe on the jobsite.
- Product Link™ wirelessly connects you to your equipment, giving you access to essential information you need to know to run your business.
- Gain valuable insight into how your machine or fleet is performing.
- Optional advanced productivity plan provides comprehensive actionable information to help you manage and improve the productivity and profitability of your operations.
- Improved cycle times and bucket fill factors with optional operator coaching.
- Optimized dig segment cycle with optional operator assist – tire slip prevention, auto set tires, and lift stall prevention.
- Easy to operate in single pedal with dynamic braking and operator assist features that allow faster training of new operators.
- Increase operator efficiency with Operator Coaching through onboard tips for truck loading operations.
- Achieve precise positioning for easy loading in tight areas with 43 degrees of steering articulation.
- Precise machine control by load-sensing hydraulic steering system.
- Reduced stairway angles and standard stairway lighting provide reduced risk of slips, trips, and falls due to better visbility of the steps and stairway.
- Computerized monitoring system with warning indicators.
- Standard Cat Vision enhances visibility behind the machine, helping you work safely and confidently.
- Pressurized cabin with filtered air and reduced sound levels.
- Grouped service points provide easy access to critical daily service checks.
- Swing-out engine compartment service doors.
- Reduced waste with maintenance-free batteries.
- Ecology drains to prevent spills and allow for easier service.
- Vehicle Information Management System (VIMS™) notifications to help resolve problems before failure.
- Ground level access to transmission control valves.
- Long life, rebuildability, and high resale value.
- World-class operator comfort and ergonomics.
- Cat Premium Plus seat with standard features including leather finish, forced air heating and cooling, two-way thigh adjustment, power lumbar and back bolster adjustment, and dynamic end dampening to provide total comfort throughout the workday.
- Easy-to-reach levers and seat-mounted implement pod to help reduce fatigue.
- Ergonomic switch placement and displays with LED indicators.
- Two-position rocker switch activates the electro-hydraulic parking brake.
- Reduced vibrations from isolated cab mounts and seat air suspension.
- Automatic cab temperature controls.
- Delivers stability and durability with an optimized counterweight for block handling applications.
- A high rimpull powertrain features a torque converter and transmission specially designed for this application to maximize rimpull.
- An additional hydraulic valve with the quick coupler allows the operator to switch work tools and immediately lock the work tool during load and carry applications.
- Purpose-built tilt and lift cylinders on the linkage help improve load control and ensure safe and long lasting operation.
- Ride control acts as a shock absorber, providing the operator with a smoother ride over rough terrain.
- Unload a typical full-length log truck in a single pass with the larger lift and tilt cylinders and a unique tilt lever to maximize linkage force. Designed with more lift capacity and 26% more tilt capacity over the standard 988.
- Swing out fan radiator design for easy service in high-debris millyard applications helping to reduce maintenance and service down time. Auto reversing fan system to help dislodge debris and keep air flowing across the radiator cores.
- Additional counterweight to help increase stability for improved confidence while maneuvering with full loads.
- Purpose-built lift arm with lowered cross member to help increase visibility to the tips of the forks helping to increase the speed when lining up the load and reduce operator movements to see the forks.
- Durable and reinforced attachments for operator comfort, safety, and easy machine access.
- Radiator is designed for easy cleaning and to keep material from building up.
- Auto reversing fan and easy access to cooling cores help keep cab at comfortable temperature.
- Equipped with extra guarding and heat protection for critical machine functions.
- Flame resistant ecosafe hydraulic fluid available as an option.
- Performance series, serrated edge slag, straight edge slag, and slag buckets help maximize material retention and minimize dig time.
Engine
| Net Power - SAE J1349:2011 | 401 kW | 538 hp |
| Engine Power - ISO 14396:2002 | 432 kW | 580 hp |
| Gross Power - SAE J1995:2014 | 439 kW | 588 hp |
| Engine Model | Cat® C18 ™ | |
| Peak Power Speed | 1500/rpm | |
| Rated Speed | 1700/min | |
| Emissions | U.S. EPA Tier 4 Final, EU Stage V, and Japan 2014 emission standards, Brazil MAR-1 and China Nonroad Stage IV emission standards, equivalent to U.S. EPA Tier 3 and EU Stage IIIA, and U.S. EPA Tier 2 and EU Stage II | |
| Bore | 145 mm | 5.7 in |
| Stroke | 183 mm | 7.2 in |
| Displacement | 18.1 l | 1105 in³ |
| Peak Torque - 1,200 rpm | 3023 N·m | 2230 lb/ft |
| Torque Rise | 58 % | 58 % |
Operating Specifications
| Operating Weight | 51062 kg | 112574 lb |
| Rated Payload - Quarry Face | 11.3 t | 12.5 t |
| Rated Payload - Loose Material | 14.5 t | 16 t |
| Bucket Capacity Range | 4.7-13 m3 (6.2-17 yd3) | |
| Cat Truck Match - Standard | 770～772 | |
| Cat Truck Match - High Lift | 773～775 |
Transmission
| Transmission Type | Cat planetary powershift | |
| Forward - 1 | 6.5 km/h | 4 mile/h |
| Forward - 2 | 11.6 km/h | 7.2 mile/h |
| Forward - 3 | 20.4 km/h | 12.7 mile/h |
| Forward - 4 | 34.7 km/h | 21.6 mile/h |
| Reverse - 1 | 7.5 km/h | 4.7 mile/h |
| Reverse - 2 | 13.3 km/h | 8.3 mile/h |
| Reverse - 3 | 23.2 km/h | 14.4 mile/h |
| Direct Drive - Forward 1 | Lock-up disabled | |
| Direct Drive - Forward 2 | 12.5 km/h | 7.8 mile/h |
| Direct Drive - Forward 3 | 22.3 km/h | 13.9 mile/h |
| Direct Drive - Forward 4 | 39.3 km/h | 24.4 mile/h |
| Direct Drive - Reverse 1 | 8 km/h | 5 mile/h |
| Direct Drive - Reverse 2 | 14.3 km/h | 8.9 mile/h |
| Direct Drive - Reverse 3 | 25.5 km/h | 15.8 mile/h |
Hydraulic System - Lift/Tilt
| Lift/Tilt System - Circuit | EH- Positive Flow Control, Flow Sharing | |
| Lift/Tilt System | Variable displacement piston | |
| Maximum Flow at 1,400-1,860 rpm | 580 l/min | 153 gal/min |
| Relief Valve Setting - Lift/Tilt | 32800 kPa | 4757 psi |
| Cylinders, Double Acting - Lift, Bore and Stroke | 210 mm × 1050 mm (8.7 in × 41.3 in) | |
| Cylinders, Double Acting - Tilt, Bore and Stroke | 269 mm × 685 mm (8.7 in × 27 in) | |
| Pilot System | Variable displacement piston | |
| Relief Valve Setting - Main | 3800 kPa | 551 psi |
Hydraulic Cycle Time (1,400-1,860 rpm)
| Rack Back | 4.5 s | 4.5 s |
| Raise | 8 s | 8 s |
| Dump | 2.2 s | 2.2 s |
| Lower Float Down | 3.5 s | 3.5 s |
| Total Hydraulic Cycle Time - Empty Bucket | 18.2 s | 18.2 s |
Hydraulic System - Steering
| Steering System - Circuit | Pilot, load sensing | |
| Steering System - Pump | Piston, variable displacement | |
| Maximum Flow | 270 l/min | 71.3 gal/min |
| Relief Valve Setting - Steering | 30000 kPa | 4351 psi |
| Total Steering Angle | 86 ° | |
| Steering Cycle Times - High Idle | 3.4 s | 3.4 s |
| Steering Cycle Times - Low Idle | 5.6 s | 5.6 s |
Air Conditioning System
| Air Conditioning | The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.8 kg of refrigerant which has a CO2 equivalent of 2.574 metric tonnes. |
Axles
| Front | Fixed |
| Rear | Trunnion |
| Oscillation Angle | 13 ° |
Brakes
| Brakes | ISO 3450:2011 |
Operator's Cab
| ROPS/FOPS | ROPS/FOPS meet ISO 3471:2008 and ISO 3449:2005 Level II standards |
Service Refill Capacities
| Fuel Tank | 712 l | 188 gal (US) |
| Cooling System | 120 l | 31.7 gal (US) |
| Coolant (Validated by Test Cell Fill Quantities) | 125 l | 33 gal (US) |
| Crankcase | 60 l | 15.9 gal (US) |
| Diesel Exhaust Fluid Tank | 33 l | 8.7 gal (US) |
| Transmission | 120 l | 31.7 gal (US) |
| Transmission - Validated by Test Cell Fill Quantities | 110 l | 29 gal (US) |
| Differential - Final Drives - Front | 186 l | 49.1 gal (US) |
| Differential - Final Drives - Rear | 186 l | 49.1 gal (US) |
| Hydraulic System Factory Fill | 475 l | 125.5 gal (US) |
| Hydraulic System - Tank Only | 240 l | 63.4 gal (US) |
Sound Performance - Tier 4 Final / Stage V - Standard
| Operator Sound Pressure Level (ISO 6396:2008) | 73 dB(A) | 73 dB(A) |
| Machine Sound Power Level (ISO 6395:2008) | 111 dB(A) | 111 dB(A) |
Sound Performance - Tier 3 / Stage III - Standard
| Operator Sound Pressure Level (ISO 6396:2008) | 73 dB(A) | 73 dB(A) |
| Machine Sound Power Level (ISO 6395:2008) | 112 dB(A) | 112 dB(A) |
Dimensions (Approximate) - Standard Lift Linkage
| Ground to Top of ROPS | 4202 mm | 13.8 ft |
| Ground to Top of Exhaust Stacks | 4521 mm | 14.8 ft |
| Ground to Top of Hood | 3334 mm | 10.9 ft |
| Rear Axle - Centerline to Bumper | 3187 mm | 10.5 ft |
| Front Axle Centerline to Bucket Tip | 4254 mm | 14 ft |
| Wheel Base | 4550 mm | 14.9 ft |
| Maximum Overall Length | 11991 mm | 39.3 ft |
| Ground to Lower Hitch Clearance | 568 mm | 1.9 ft |
| Clearance at Maximum Lift | 3641 mm | 11.9 ft |
| B-Pin Height - Maximum Lift | 5491 mm | 18 ft |
| Maximum Overall Height - Bucket Raised | 7455 mm | 24.5 ft |
| Reach - Maximum Lift | 1981 mm | 6.5 ft |
Dimensions (Approximate) - High Lift Linkage
| Ground to Top of ROPS | 4202 mm | 13.8 ft |
| Ground to Top of Exhaust Stacks | 4521 mm | 14.8 ft |
| Ground to Top of Hood | 3334 mm | 10.9 ft |
| Rear Axle - Centerline to Bumper | 3187 mm | 10.5 ft |
| Front Axle Centerline to Bucket Tip | 4661 mm | 15.3 ft |
| Wheel Base | 4550 mm | 14.9 ft |
| Maximum Overall Length | 12398 mm | 40.7 ft |
| Ground to Lower Hitch Clearance | 568 mm | 1.9 ft |
| Clearance at Maximum Lift | 4043 mm | 13.3 ft |
| B-Pin Height - Maximum Lift | 5887 mm | 19.3 ft |
| Maximum Overall Height - Bucket Raised | 7849 mm | 25.8 ft |
| Reach - Maximum Lift | 2062 mm | 6.8 ft |
Buckets
| Bucket Capacities | 4.7-13 m3 (6.2-17 yd3) |
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