990 Large Wheel Loader
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SPECS SUMMARY
| Engine Model | C27 Cat® |
| Rated Speed | 1,800/min |
| Engine Power - ISO 14396 | 752 HP (561 kW) |
| Gross Power - SAE J1995 | 766 HP (571 kW) |
Specifications
| Engine Model | C27 Cat® |
| Rated Speed | 1,800/min |
| Engine Power - ISO 14396 | 752 HP (561 kW) |
| Gross Power - SAE J1995 | 766 HP (571 kW) |
| Net Power - SAE J1349 - Standard Ambient | 699 HP (521 kW) |
| Net Power - SAE J1349 - High Ambient | 648 HP (483 kW) |
| Bore | 5.4 in (137.2 mm) |
| Stroke | 6 in (152.4 mm) |
| Displacement | 1649.5 in³ (27.03 l) |
| Peak Torque - 1,200 rpm | 2624 lb/ft (3557 N·m) |
| 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 Type | Cat planetary power shift |
| Forward - 1 | 4.5 mile/h (7.3 km/h) |
| Forward - 2 | 8.3 mile/h (13.3 km/h) |
| Forward - 3 | 14.2 mile/h (22.9 km/h) |
| Reverse - 1 | 4.9 mile/h (7.9 km/h) |
| Reverse - 2 | 9.1 mile/h (14.7 km/h) |
| Reverse - 3 | 15.5 mile/h (24.9 km/h) |
| Direct Drive - Forward 1 | Lock-up disabled |
| Direct Drive - Forward 2 | 8.5 mile/h (13.7 km/h) |
| Direct Drive - Forward 3 | 15.2 mile/h (24.5 km/h) |
| Operating Weight | 178517 lb (80974 kg) |
| Direct Drive - Reverse 1 | 5.4 mile/h (8.7 km/h) |
| Direct Drive - Reverse 2 | 9.6 mile/h (15.4 km/h) |
| Rated Payload - Standard | 17.5 ton (US) (15.9 t) |
| Direct Drive - Reverse 3 | 16.4 mile/h (26.4 km/h) |
| Rated Payload - High Lift | 17.5 ton (US) (15.9 t) |
| Note | Travel speeds based on Michelin 45/65R39 LD D2**L5 tires. |
| 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 |
| Lift/Tilt System - Circuit | Positive flow control |
| Lift/Tilt System | Variable displacement piston |
| Maximum Flow at 1,800 rpm (1) | 240 gal/min (910 l/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 | 507 psi (3500 kPa) |
| Relief Valve Setting - Lift/Tilt | 4786 psi (33000 kPa) |
| 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) |
| Steering System - Circuit | Pilot, load sensing |
| Steering System - Pump | Piston, variable displacement |
| Maximum Flow at 1,400 rpm | 96.2 gal/min (364 l/min) |
| Relief Valve Setting - Steering | 5004 psi (34500 kPa) |
| Total Steering Angle | 70° |
| 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). |
| Front | Fixed |
| Rear | Trunnion |
| Oscillation Angle | 8.5° |
| Brakes | ISO 3450: 2011 |
| Fuel Tank | 294.3 gal (US) (1114 l) |
| Cooling System | 54.9 gal (US) (208 l) |
| Engine Crankcase | 20 gal (US) (75.7 l) |
| Transmission | 29.1 gal (US) (110 l) |
| Differential - Final Drives - Front | 71.6 gal (US) (271 l) |
| Differential - Final Drives - Rear | 68.9 gal (US) (261 l) |
| Hydraulic System Factory Fill | 210 gal (US) (795 l) |
| Hydraulic Tank - Implement and Hydraulic Fan | 68.9 gal (US) (261 l) |
| Hydraulic Tank - Steering and Braking | 34.9 gal (US) (132 l) |
| 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. |
| 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)) |
| 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)) |
| Bucket Capacities | 8.6 m³ – 10.0 m³ (11.25 yd³ – 13.0 yd³) |
Benefits and Features
- 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.
Standard Equipment
- Standard and optional equipment may vary. Consult your Cat dealer for details.
- Air conditioner and heater with automatic temperature control
- Cab, sound-suppressed pressurized, protective structure (ROPS/FOPS)
- 12V power port for mobile phone or laptop connection
- Cat Vision, rear vision camera system
- Cigar lighter and ashtray
- Coat hook
- Electro-hydraulic tilt and lift controls (seat mounted)
- Flip-up armrest
- Heater and defroster
- Horn, electric
- Implement hydraulic lockout
- Instrumentation, gauges:
– Engine coolant temperature
– Fuel level
– Ground speed
– Gear
– Hydraulic oil temperature
– Speedometer/tachometer
– Torque converter temperature - Instrumentation, warning indicators:
– Action alert system, three category
– Automatic transmission model enable status
– Brake malfunction
– Bucket float status
– Delayed engine shutdown status
– Engine idle shutdown status
– Engine malfunction
– Fuel economy mode enable status
– Hydraulic lockout
– Lockup clutch enable status
– Low fuel level
– Parking brake status
– Rimpull control enable status
– Seatbelt warning
– Secondary steering (if equipped)
– Throttle lock status
– Transmission gear - Keypad, control with indicator lights:
– Auto trans mode speed range
– Auto/manual transmission mode
– Fuel economy mode
– Implement kickout
– Lockup clutch
– Reduced rimpull
– Throttle lock - Light, dome (cab)
- Lunchbox and beverage holders
- Mirrors, rearview (externally mounted)
- Seat, leather/cloth, air suspension, heated/cooled
- Seat belt, retractable, 76 mm (3 in) wide
- STIC control system with steering lock
- Tinted glass
- Trainer seat with lap belt
- Vital Information Management System (VIMS) 3G with graphical information display: external data port, customizable operator profiles, cycle timer, and integral Cat Production Measurement
– Wet-arm wipers/washers (front, rear and corner) intermittent front wiper
- Brakes, full hydraulic, enclosed, oil-disc
- Axle-shaft oil-disc service brake
- Electro hydraulic parking brake
- Case drain screens
- Cat clean emission module (Tier 4 only)
- Demand fan
- Engine Cat C27
- Fuel priming pump (electric)
- Ground level engine shutoff, bumper
- Mufflers (under hood) (Tier 2 equivalent only)
- Precleaner, engine air intake
- Radiator, Aluminum Modular (AMR)
- Separated cooling system
- Starting aid, (ether) manual override
- Throttle Lock
- Torque Converter, Impeller Clutch with lock-up clutch feature and rimpull control system
- Transmission, 534 mm (21 in) planetary power shift (electronic) (3F/3R)
- Alarm, back-up
- Alternator, 150 amp
- Batteries, maintenance free (2 – 1,400 CCA)
- Converter, 10/15 amp, 24V to 12V
- Deutsch component connectors
- Electrical system, 24V
- Electronic transmission control
- Lighting system, halogen (front and rear) lighting, access stairway, engine compartment
- Starter, electric
- Starter lockout in bumper
- Starting receptacle for emergency start
- Transmission lockout in bumper
- Automatic bucket tilt/lift kickouts electronically adjustable from cab
- Axle temperature sensor
- Battery disconnect and jump start receptacle, bumper
- Coupling, Caterpillar O-ring face seals
- Economy mode with on demand throttle
- Emergency platform egress
- Engine, crankcase, 500 hour interval with CH4
- Engine idle management features:
– Auto idle kickdown
– Delayed engine shutdown
– Engine idle shutdown - Fenders, steel (front)
- Guards, crankcase and power train
- Grouped/labeled lube points
- Hitch, drawbar with pin
- Hoses, Cat XT™
- Oil sampling valves
- Positive flow control hydraulic system
- Product Link
- Sight Gauges: hydraulic tanks, steering/fan and implement/brake, and transmission
- Stairway, left and right rear access
- Steering, load sensing
- Toe kicks
- Vandalism protection caplocks
- Venturi stack
- Premixed 50% concentration of extended life coolant with freeze protection to –34° C (–29° F)
Optional Equipment
- Standard and optional equipment may vary. Consult your Cat dealer for details.
- –50° C (–58° F) antifreeze
- Engine oil change system, high speed, Wiggins
- Engine block heater 120V or 240V
- High ambient cooling – software
- Cab precleaner, powered
- AM/FM/CD/MP3 radio
- Satellite Sirius radio with Bluetooth
- LED warning strobe
- CB radio ready
- Window sun shade
- Front and rear roading fenders
- Fast fill fuel system (Shaw-Aero)
- Axle oscillation stop
- Heavy duty cab mounts