Detalle Productos Cat
14568900
- Machines
- Wheeled loaders
- Large and mining (49-246 ton.)
- 990 Wheel Loader
15198508
990 Wheel Loader
Caterpillar
Metric
Imperial
Engine Model
C27 Cat®
Rated Speed
1,800/min
Engine Power - ISO 14396:2002
561 kW
752 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 lower cost per ton. The Cat 990 Wheel Loader has been a proven performer in mines, quarries and industrial applications around the world. The 990 brings all new levels of performance, safety, operator comfort and efficiency.
UP TO 54% BETTER FUEL EFFICIENCY
Move more material with less fuel using economy modeUP TO 10% LOWER MAINTENANCE COST
Make regular maintenance more convenient with grouped service pointsUP TO 10% MORE PRODUCTIVITY
Deliver more productivity in most truck loading applications while using performance series buckets with increased capacities
- Cat C27 engine is built and tested to meet your most demanding applications.
- Longer engine life and improved fuel efficiency with reduced rated speed.
- Designed for longer life, rebuildability, and higher resale value.
- Maximum responsiveness with Steering and Integrated Control (STIC™).
- Moves more material more efficiently with improved power and control.
- Durable construction withstands the toughest loading conditions and multiple life cycles.
- Two engine emission options are available that meet U.S. EPA Tier 4 Final and EU Stage V emission standards or U.S. EPA Tier 2 and EU Stage II equivalent.
- Up to 10% more payload per pass on truck-loading applications with Performance Series Buckets.
- Payload increase to optimize pass on 775 trucks.
- Positive Flow Control (PFC) hydraulic system increases efficiency, bucket feel, and responsiveness with consistent performance.
- Excellent visibility to the bucket edges and work area through a Z-bar linkage.
- Planetary power shift transmission for maximum uptime.
- Convenient, responsive, electro-hydraulic controls increase operator productivity.
- Superior digging, higher bucket fill factors, reduced dig times.
- Integrated steering and transmission controls.
- Operators can check tire pressure during operation with any change sending a fault code to VisionLink®, preventing premature tire failure.
- Up to 54% fuel efficiency material per gallon of fuel (27% less fuel consumption).
- Economy mode for reduced rated engine speed and reduced fuel consumption.
- Positive flow-control hydraulics for full flow on demand at lower engine speeds.
- Engine Idle Shutdown for less fuel used while idling.
- Fully integrated electronic engine controls make your fuel go farther.
- Developed to monitor, manage, and enhance your jobsite operations.
- 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.
- Detect enhances awareness of the environment around working equipment and provides alerts to help keep people and assets safe on the jobsite.
- VisionLink 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 subscription provides comprehensive actionable information to help you manage and improve the productivity and profitability of your operations.
- 10% lower maintenance costs.
- Grouped service points.
- Electro-hydraulic controls.
- Swing-out engine compartment service doors.
- Ecology drains to prevent spilled contaminants.
- Ground level access to transmission control valves.
- Vehicle Information Management System (VIMS™) notifications to resolve problems before failure.
- Longer life, rebuildability, and high resale value.
- Standard stairway lighting.
- Left- and right-hand stairs with 45-degree angle.
- Standard Cat Vision, rear vision camera system.
- Pressurized cabin with filtered and reduced sound levels.
- Best-in-class operator comfort and ergonomics.
- Premium seat with heated and actively cooled leather, adjustable lumbar support, air adjustable bolsters on the seat and backrest, seat cushion tilt adjustment, and adjustable-length seat cushion.
- Easy-to-reach levers and controls with seat-mounted implement pod to reduce fatigue.
- Ergonomic switch placement and displays with large backlit switches, LED indicators, and ISO symbols.
- Optional heated mirrors.
- Two-position rocker switch activates the electro-hydraulic parking brake.
- Reduced vibrations from isolated cab mounts and seat air suspension.
- Automatic cab temperature controls.
- Achieve precise positioning for easy loading in tight areas with 35 degrees of steering articulation.
- Precise machine control by load-sensing hydraulic steering system.
- Designed to meet the demands of millyard applications.
- Designed for durability, ensuring availability in multiple life cycles.
- Equipped with Economy Mode to save on fuel consumption by the use of On Demand Throttle.
- Equipped with Impleller Clutch Torque Convereter (ICTC) and Rimpull Control System (RCS) to reduce tire slippage and fuel efficiency.
- Full hydraulic flow down to 1,400 engine rpm by using hydraulic flow sharing technology.
- Equipped with 45 degree angle access ladders and standard Cat Vision for enhanced safety.
- Cat forks are designed for maximum productivity and durability.
- Integrates front camera mounting location for maximum visibility to the entire fork tips during truck unloading.
- World class safety, operator comfort and efficiency in pit digging and skull handling applications.
- Efficiency of manual throttle and ergonomics of throttle lock.
- Excellent visibility to the bucket edges and work area through a Z-bar design.
- Equipped with extra heat protection to key hoses and harnesses for improved reliability.
- Best-in-class transmission for long life and consistent, smooth shifting; specifically designed for mining applications.
- Advanced filtration system for extended performance and reliability of the hydraulic system.
- Advanced Impeller Clutch Torque Converter (ICTC) and Rimpull Control System (RCS) reduce tire slippage and wear, improve fuel efficiency, and reduce cost-per-ton.
- Linkage pin joints have optional auto-lube system to ensure long life.
- Frame resists torsional shock and twisting forces.
- Heavy-duty steering cylinder mounts and axle mounting ensure increased structural integrity.
Engine
| Engine Model | C27 Cat® | |
| Rated Speed | 1,800/min | |
| Engine Power - ISO 14396:2002 | 561 kW | 752 hp |
| Gross Power - SAE J1995:2014 | 571 kW | 766 hp |
| Net Power - SAE J1349 - Standard Ambient | 521 kW | 699 hp |
| Net Power - SAE J1349 - High Ambient | 483 kW | 648 hp |
| Bore | 137.2 mm | 5.4 in |
| Stroke | 152.4 mm | 6 in |
| Displacement | 27.03 l | 1649.5 in³ |
| Peak Torque - 1,200 rpm | 3557 N·m | 2624 lb/ft |
| Torque Rise | 18 % | 18 % |
| Emissions | U.S. EPA TIer 4 Final and EU Stage V emission standards or U.S. EPA Tier 2 and EU Stage II equivalent |
Transmission
| Transmission Type | Cat planetary power shift | |
| Forward - 1 | 7.3 km/h | 4.5 mile/h |
| Forward - 2 | 13.3 km/h | 8.3 mile/h |
| Forward - 3 | 22.9 km/h | 14.2 mile/h |
| Reverse - 1 | 7.9 km/h | 4.9 mile/h |
| Reverse - 2 | 14.7 km/h | 9.1 mile/h |
| Reverse - 3 | 24.9 km/h | 15.5 mile/h |
| Direct Drive - Forward 1 | Lock-up disabled | |
| Direct Drive - Forward 2 | 13.7 km/h | 8.5 mile/h |
| Direct Drive - Forward 3 | 24.5 km/h | 15.2 mile/h |
| Direct Drive - Reverse 1 | 8.7 km/h | 5.4 mile/h |
| Direct Drive - Reverse 2 | 15.4 km/h | 9.6 mile/h |
| Direct Drive - Reverse 3 | 26.4 km/h | 16.4 mile/h |
| Note | Travel speeds based on Michelin 45/65R39 LD D2**L5 tires. |
Operating Specifications
| Operating Weight | 80974 kg | 178517 lb |
| Rated Payload - Standard | 15.9 t | 17.5 ton (US) |
| Rated Payload - High Lift | 15.9 t | 17.5 ton (US) |
| Bucket Capacity Range | 8.6 m³ – 10.0 m³ (11.25 yd³ – 13.0 yd³) | |
| Cat Truck Match - Standard | 773-775 | |
| Cat Truck Match - High Lift | 775-777 |
Hydraulic System - Lift/Tilt
| Lift/Tilt System - Circuit | Positive flow control | |
| Lift/Tilt System | Variable displacement piston | |
| Maximum Flow at 1,800 rpm (1) | 910 l/min | 240 gal/min |
| Cylinders, Double Acting - Lift, Bore and Stroke | 235 mm × 1287 mm (9.3 in × 50.7 in) | |
| Cylinders, Double Acting - Tilt, Bore and Stroke | 292.1 mm × 820 mm (11.5 in × 32.3 in) | |
| Pilot System | Open loop and pressure reducing | |
| Relief Valve Setting - Main | 3500 kPa | 507 psi |
| Relief Valve Setting - Lift/Tilt | 33000 kPa | 4786 psi |
Hydraulic Cycle Times
| Rack Back | 4.3 s | 4.3 s |
| Raise | 8.2 s | 8.2 s |
| Dump | 2.9 s | 2.9 s |
| Lower | 3.7 s | 3.7 s |
| Lower Float Down | 3.6 s | 3.6 s |
| Total Hydraulic Cycle Time - Empty Bucket | 13.8 s | 13.8 s |
Hydraulic System - Steering
| Steering System - Circuit | Pilot, load sensing | |
| Steering System - Pump | Piston, variable displacement | |
| Maximum Flow at 1,400 rpm | 364 l/min | 96.2 gal/min |
| Relief Valve Setting - Steering | 34500 kPa | 5004 psi |
| Total Steering Angle | 70° |
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 2.7 kg of refrigerant which has a CO2 equivalent of 3.861 metric tonnes (4.256 tons). |
Axles
| Front | Fixed |
| Rear | Trunnion |
| Oscillation Angle | 8.5° |
Brakes
| Brakes | ISO 3450: 2011 |
Service Refill Capacities
| Fuel Tank | 1114 l | 294.3 gal (US) |
| Cooling System | 208 l | 54.9 gal (US) |
| Engine Crankcase | 75.7 l | 20 gal (US) |
| Transmission | 110 l | 29.1 gal (US) |
| Differential - Final Drives - Front | 271 l | 71.6 gal (US) |
| Differential - Final Drives - Rear | 261 l | 68.9 gal (US) |
| Hydraulic System Factory Fill | 795 l | 210 gal (US) |
| Hydraulic Tank - Implement and Hydraulic Fan | 261 l | 68.9 gal (US) |
| Hydraulic Tank - Steering and Braking | 132 l | 34.9 gal (US) |
| Note | All nonroad U.S. EPA Tier 4 diesel engines are required to use only Ultra Low Sulfur Diesel (ULSD) fuels containing 15 ppm (mg/kg) sulfur or less. Biodiesel blends up to B20 (20% blend by volume) are acceptable when blended with 15 ppm (mg/kg) sulfur or less ULSD. B20 should meet ASTM D7467 specification (biodiesel blend stock should meet Cat biodiesel spec, ASTM D6751 or EN 14214. Cat DEO‑ULS™ or oils that meet the Cat ECF-3, API CJ‑4, and ACEA E9 specification are required. For further fluid specifications and guidelines, visit: http://parts.cat.com/cda/files/3244668/7/SEBU6250-19.pdf. |
Sound Performance - Standard
| Operator Sound Level (ISO 6396:2008) | 65.5 dB(A) | 65.5 dB(A) |
| Machine Sound Level (ISO 6395:2008) | 115 dB(A) | 115 dB(A) |
Sound Performance - Suppression
| Operator Sound Level (ISO 6396:2008) | 65.5 dB(A) | 65.5 dB(A) |
| Machine Sound Level (ISO 6395:2008) | 113 dB(A) | 113 dB(A) |
Buckets
| Bucket Capacities | 8.6 m³ – 10.0 m³ (11.25 yd³ – 13.0 yd³) |
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