WA900-8R

REQUEST QUOTE / INFORMATION

 

116,400 Kg

Operating Weight

899 HP

Enginepower

13.0 m³

Bucket Capacity

OVERVIEW

TBA

FEATURES

HIGH PRODUCTIVITY & LOW FUEL CONSUMPTION

  • Komatsu SmartLoader Logic for low fuel consumption
  • Increase boom power & speed
  • New shape bucket
  • Tire slip control
  • Large-capacity torque converter

OPERATOR ENVIRONMENT

  • Automatic digging system
  • Semi-auto approach & dump system
  • New operator seat with control levers
  • Electronically controlled suspension system (Optional)
  • Power ladder (Optional)

SAFETY

  • KomVision camera (Optional)
  • KomVision radar (Optional)
  • Rear view monitoring system
  • LED lamp standard

DURABILITY & REALIBLITY

  • High-rigidity frames & loader linkage
  • Reliable Komatsu designed and manufactured components

INFORMATION AND COMMUNICATION TECHNOLOGY

  • High resolution 7-inch color LCD monitor
  • Operator identification function
  • Energy saving operation
  • KOMTRAX Plus

EASY MAINTENANCE

  • Swing-out type cooling fan and wide core radiator
  • Modular radiator core
  • Service center (Optional)
  • Machine lock-out system (Optional)
  • Maintenance monitor

Specifications

ENGINE

Model   Komatsu SAA12V140E-7
Type   Water-cooled, 4-cycle
Aspiration   Turbocharged, aftercooled
Number of cylinders   12
Bore   140 mm
Stroke   165 mm
Piston displacement   30.48 L
Governor   All speed, electronic
HORSEPOWER:    
SAE J1995 - Gross 672 kW 900 HP
ISO 9249 / SAE J1349 - Net 671 kW 899 HP
Rated rpm   2050 
Fuel system   Direct Injection
Lubrication System Method: Gear pump, Force-lubrication
  Filter : Full-flow
Air Cleaner   Dry type double elements & precleaners, with dust indicator EPA Tier2 and EU Stage 2 emission certified
Fun Drive Method for radiator cooling   Hydraulic

TRANSMISSION

  • Torque-Converter
    • Type : 3-element, single-stage, single-phase
  • Transmission
    • Type : Full-powershift, contershaft type
  • Travel speed (km/h | mph)
    • Measured with 45/65 R45 tires

AXLES & FINAL DRIVES

Drive system   Four-wheel drive
Front   Fixed, full-floating
Rear   Center-pin support, Semi-floating 20 degree total oscillation
Reduction gear   Spiral bevel gear
Differential gear   Conventional Type
Final reduction gear   Planetary gear, single reduction

BRAKES

Services brakes   Hydraulically actuated, wet disc brakes actuate on four wheels
Parking brake   Wet multiple-disc brake
Secondary brake   One of dual service brake circuits is commonly used

STEERING SYSTEM

Type   Articulated type, full-hydraulic power steering
Steering angle   40 degree each direction
Min. turning radius at the center outside tire   9880 mm

HYDRAULIC SYSTEM

  • Steering System
    • Hydraulic pump : Piston pump
    • Capacity : 2 x 220 L/min
    • Relief valve setting : 31.4 Mpa
    • Hydraulic cylinder :
      • Type : Double-acting, piston type
      • Number of Cylinder : 2
      • Bore x stroke : 160 mm x 576 mm
  • Loader System
    • Hydraulic pump : Piston pump
    • Capacity : 4 x 230 L/min
    • Relief valve setting : 34.3 Mpa
    • Hydraulic cylinder :
      • Type : Double-acting, piston type
      • Number of Cylinder - bore x stroke : 
        • Lift Cylinder : 2 - 260mm x 1495mm
        • Bucket Cylinder : 1 - 300mm x 995mm
    • Control valve : Spool type
    • Control Position :
      • Boom : Raise, hold, lower and float
      • Bucket : Tilt-back, hold, and dump
  • Hydraulic cycle time (rated load in bucket) :
    • Raise : 10.1 sec
    • Dump : 2.9 sec
    • Lower (empty) : 4.8 sec

COOLANT & LUBRICANT REFILLING CAPACITY

Cooling System   355 L
Fuel Tank   1555 L
Engine   108 L
Hydraulic System   1020 L
Axle (Each front & rear)   370 L
Transmission   180 L

Standard

ENGINE

  • Air cleaner, double element with dust indicator
  • Alternator, 24 V/140 A
  • Batteries, large capacity, 4 x 12 V/160 Ah
  • Engine, Komatsu SAA12V140E-7
  • Starting motor, 2 x 24 V/11 kW

CAB

  • 2 x DC12V electrical outlets
  • Advanced joystick steering system
  • Auto air conditioner
  • AM/FM radio
  • Ashtray
  • Cigarette lighter
  • Color multi-monitor
  • Cup holder
  • Electronic Pilot Control fingertip control
  • Floor mat
  • Front wiper (with washer and intermittent)
  • Operator seat with 2-point seat belt, reclining, air suspension type
  • Rear defroster (electric)
  • Rear wiper (with washer and intermittent)
  • Room mirror
  • Room lamps, LED
  • ROPS/FOPS (ISO 3471/ISO 3449)
  • Space for lunch box
  • Spot lamp, LED
  • Steel cab included front, rear and side wiper with windshield washer
  • Sun visor (front)
  • Trainer seat with 2-point seat belt

SAFETY EQUIPMENT

  • Back-up alarm
  • Engine shutdown secondary switch
  • Hand rails for platform
  • Horn, electric
  • Parking brake, electric
  • Rear view monitoring system
  • Secondary brake
  • Secondary steering (ISO 5010)
  • Service brakes, wet disc type

TIRES

  • 45/65R45 (L-5) tubeless

OTHER

  • 2-way engine power mode
  • 3rd gear prohibition and speed limit control
  • Automatic digging system
  • Automatic shift transmission
  • Battery disconnect switch
  • Boom positioner with kick-out
  • Brake cooling system
  • Brake oil thermometer display
  • Bucket positioner
  • Circuit breaker
  • Counterweight
  • ECO guidance, ECO gauge
  • Engine RPM set system with auto deceleration
  • Front fenders
  • Fuel pre-filter with water separator
  • Hydraulic-driven fan with reverse rotation
  • Inline filters, steering and hydraulic
  • Komatsu auto idle shutdown
  • Komatsu SmartLoader Logic
  • KOMTRAX Plus
  • Lift cylinders and bucket cylinder
  • Load meter system
  • Modulation clutch
  • Modular radiator core
  • Radiator mask, swing out
  • Rear access stair with handrail
  • Semi-auto approach & dump system
  • Sweeper wing
  • Tire slip control
  • Tool kit
  • Wall digging protection control
  • Work equipment shock reduction control

Optional