Komatsu WA1200-6 Wheel Loader

Dimensions

Ground Clearance 1.81 ft in (550 mm)
Width Over Tires 15.05 ft in (4585 mm)
Height To Top Of Cab 17.31 ft in (5275 mm)
Wheelbase 17.89 ft in (5450 mm)
Length 561.82 in (14270 mm)
Turning Circle 30.19 ft in (9200 mm)

Steering System

Steering System Type Articulated
Minimum Turning Radius At The Centre Of Outside Tire 30.2 ft in (9200 mm)

Engine Details

Horsepower, Gross-Sae J1995 1892.2 hp (1411 kw)
Horsepower, Net-Iso 9249 1764.8 hp (1316 kw)
Horsepower, Net-Sae J1349 1764.8 hp (1316 kw)
Fan Drive Method Mechanical
Lubrication Method Gear pump, force-lubricatio
Filter Full-flow type bypass combined
Number Of Cylinders 16
Piston Displacement 3661.5 cu in (60 L)
Engine Make Komatsu
Engine Model SSDA16V160E-2
Engine Type Water-cooled, 4-cycle
Air Cleaner Dry type
Governor All-speed, electronic
Displacement 3661.5 cu in (60 L)
Aspiration Turbocharged, after cooledEGR
Bore 6.3 in (159 mm)
Stroke 7.5 in (190 mm)
Fuel System Modular common rail system

Driveline

Maximum Speeds/Fwd Mph (Km/H) 11.6
Maximum Speeds/Rev Mph (Km/H) 12
Transmission Full-power shift, planetary gear
Service Brake Type Hydraulically actuated, wet disc brakes actuate on four wheels
Parking Brake Type Wet, multiple-disc
Number Of Speeds – Forward 3
Number Of Speeds – Reverse 3

Capacities

Brake Oil 19.9 gal (75 L)
Brake Cooling 76.7 gal (290 L)
Fuel Tank – Diesel 1347.3 gal (5100 L)
Cooling System 132.1 gal (500 L)
Final Drive 177 gal (670 L)
Hydraulic System 343.5 gal (1300 L)
Engine Oil 74 gal (280 L)
Torque Converter, Transmission And Retarder Cooling 92.5 gal (350 L)

Operational Specs

Bucket Capacity Range – Sae 18.0 – 35.0 m3
Standard Bucket Capacity – Sae 26.2 yd3 (20 m3)
Static Tipping Load,Full Turn 236026.9 lb (107060 kg)
Breakout Force 130000
Dump Clearance, @45 Degrees Dump Angle 20.7 ft in (6305 mm)
Dump Reach, @45 Degrees Dump Angle 9.5 ft in (2890 mm)
Bucket Width 15.8 ft in (4810 mm)
Bucket Link Type Z-bar
Static Tipping Load, Full Straight 268809.7 lb (121930 kg)

Transmission

Transmission Type Full-power shift, planetary type
Number Of Forward Gears 4
Number Of Reverse Gears 4
Max Speed – Forward 17.4 mph (28 km/h)
Max Speed – Reverse 17.6 mph (28.3 km/h)

Tires

Standard Fitment Size 60/80 R57

Weights

Operating Weight 477080.4 lb (216400 kg)

Hydraulic System

Steering Pump Type Piston Pump
Loader Control Type Piston Pump
Number Of Cylinders 2
No.Of.Bucket Cylinders 2
Steering Pump 167.3 gal/min (633 L/min)
Switch Pump 167.3 gal/min (633 L/min)
Control Valve spool type
Control Positions Boom Raise, hold, lower, and float
Control Positions Bucket Tilt-back, hold, and dump
Hydraulic Cylinders Type Double-acting, piston type
Lift Cylinder 2
Bucket Cylinde Bore 11.9 in (300 mm)
Bucket Cylinde Stroke 38.8 in (985 mm)
Relief Valve Setting 31.4MPa 320 kg/cm2 4550
Raise Time 14.8 sec
Dump Time 3.2 sec
Lower Time 5.3 sec

Axles

Drive System Four-wheel drive
Front Fixed, semi-floating
Rear Center-pin support, semi-floating, 24 ̊ total oscillation

Hydraulic System

Pump Type Piston Pump

Final Drive

Reduction Gear Spiral bevel gear
Differential Gear Torque proportioning
Final Reduction Gear Planetary gear, single reduction

Brakes

Parking Brake Dry Disc brake
Service Brake Hydraulically actuated
Emergency Brake Parking brake is commonly used
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