Tailor-made for loading on-highway trucks and meeting the demands of quarry operations that necessitate a powerful engine and exceptional stability, the WA500-8 is equipped with durable frames, axles, and driveline components for efficient loading.
- Optimized Bucket Load: The loader features an optimized bucket load, ensuring efficient handling and movement of materials.
- Enhanced Operator Comfort: Prioritizing operator well-being, the WA500-8 is designed to provide enhanced comfort during extended work periods.
- Increased Productivity: With a focus on performance, the loader is engineered to deliver increased productivity, making it an efficient solution for various loading tasks.
- Reduced Fuel Costs: Compared to the prior model, the WA500-8 is designed to achieve reduced fuel costs, contributing to overall operational efficiency.
Product Features and benefits:
High-Performance Powertrain: The loader boasts a large-capacity torque converter, coupled with the Komatsu Smart Loader Logic engine control system. This combination automatically generates ample torque for each work phase, effectively reducing fuel consumption without compromising production efficiency.
Brake Cooling System: Enhance performance and confidence in load and carry scenarios with the front and rear brake cooling system, ensuring efficient braking.
Low Fuel Consumption: Implement fuel-saving measures by reducing idle time with the auto idle shutdown feature. The Smart Loader Logic system utilizes data from various sensors to control engine torque based on job requirements.
Comfortable Operator Environment: Experience a more comfortable ride with the inclusion of a new standard, heated, air-suspension seat that offers enhanced support on rough terrains. The large, quiet, pressurized cab ensures excellent visibility for the operator.
Ease of Access: Efficient maintenance is facilitated by the ease of access, featuring large gull-wing-type engine doors and spacious steps on both sides of the frame and the front of the cab.
Advanced Joystick Steering System (AJSS): To reduce operator fatigue, the Advanced Joystick Steering System (AJSS) allows for wrist and finger control of steering and directional travel, enhancing overall operational ease.
Product Specifications for WA500-8:
Engine:
- Model:
- Komatsu SAA6D140E-7*
- Type:
- Water-cooled, 4-cycle
- Aspiration:
- Variable geometry turbo-charged, after-cooled, cooled EGR
- Number of Cylinders:
- 6
- Bore x Stroke:
- 5.51 x 6.50 in
- Piston Displacement:
- 930 in³
- Governor:
- All-speed, electronic
- Horsepower:
- SAE J1995 – Gross: 357 HP
- ISO 9249 / SAE J1349 – Net: 353 HP
- Rated RPM:
- 1,900 rpm
- Fan Drive Method for Radiator Cooling:
- Hydraulic
- Fuel System:
- Direct injection
- Lubrication System:
- Method: Gear pump, force-lubrication
- Filter: Full-flow type
- Air Cleaner: Dry type with double elements and dust evacuator, plus dust indicator
- EPA Tier 4 Final emissions certified
Transmission:
- Torque Converter:
- Three-elements, one-stage, two-phase
- Transmission:
- Full-powershift, planetary type
- Travel Speed (Measured with 23.5-25 Tires):
- Forward
- 1st Gear: 4.7 mph
- 2nd Gear: 8.0 mph
- 2nd Gear (Lock-up clutch ON): 8.1 mph
- 3rd Gear: 13.8 mph
- 3rd Gear (Lock-up clutch ON): 14.7 mph
- 4th Gear: 22.1 mph
- 4th Gear (Lock-up clutch ON): 23.2 mph
- Reverse
- 1st Gear: 5.3 mph
- 2nd Gear: 8.0 mph
- 2nd Gear (Lock-up clutch ON): 8.1 mph
- 3rd Gear: 15.3 mph
- 3rd Gear (Lock-up clutch ON): 16.5 mph
- 4th Gear: 23.6 mph
- 4th Gear (Lock-up clutch ON): 23.6 mph
- Forward
Axles and Final Drives:
- Drive System: Four-wheel drive
- Front: Fixed, full-floating
- Rear: Center-pin support, full-floating, 20° total oscillation
- Reduction Gear: Spiral bevel gear
- Differential Gear: Conventional type
- Final Reduction Gear: Planetary gear, single reduction
Brakes:
- Service Brakes: Hydraulically actuated, wet disc brakes actuate on four wheels
- Parking Brake: Wet disc brake
- Emergency Brake: Parking brake is commonly used
Steering System:
- Type: Articulated type, full-hydraulic power steering
- Steering Angle: 36° each direction (40° to max end stop)
- Minimum Turning Radius at the Center of Outside Tire: 23 ft. 2 in
Hydraulic System: Steering System:
- Hydraulic Pump: Piston pump
- Capacity at Rated RPM: 31.7 US gpm
- Relief Valve Setting: 3,555 psi
- Hydraulic Cylinders:
- Type: Double-acting, piston type.
- Number of Cylinders: 2
- Bore x Stroke: 3.9 x 19.1 in
Loader Control:
- Hydraulic Pump: Piston pump
- Capacity at Rated RPM: 84.8 US gpm
- Relief Valve Setting: 4,980 psi
- Hydraulic Cylinders:
- Type: Double-acting, piston type.
- Number of Cylinders:
- Boom Cylinder / 2: 6.3 x 35.4 in
- Bucket Cylinder / 1: 7.3 x 26.6 in
- Control Valve: 2-spool type
- Control Positions:
- Boom: Raise, hold, lower, and float
- Bucket: Tilt-back, hold, and dump
- Hydraulic Cycle Time (Rated Load in Bucket):
- Raise: 7.2 s
- Dump: 1.7 s
- Lower (Empty): 4.2 s
Service Refill Capacities:
- Cooling System: 29.1 US gal
- Fuel Tank: 124.9 US gal
- Engine: 9.8 US gal
- Hydraulic System: 89.0 US gal
- Axle (Each Front and Rear): 25.1 US gal
- Torque Converter and Transmission: 18.8 US gal
- DEF Tank: 9.5 US gal
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