WA900-8
رقم القطعة: KOMATSU-WA900-8
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الوصف
WA900-8
المواصفات
| Horsepower (HP) | 899 @ 2,050 rpm |
|---|---|
| Horsepower (kW) | 671 @ 2,050 rpm |
| Control valve | Spool type |
| Operating weight (kg) | 116 400 |
| Operating weight (lbs) | 256,618 |
| Engine model | Komatsu SAA12V140E-7* |
| Aspiration | Turbo-charged, after-cooled, cooled EGR |
| Bore x stroke (in) | 6.3 x 22.7 |
| Bore x stroke (mm) | 160 x 576 |
| Piston displacement (L) | 30.48 |
| Piston displacement (in^3) | 1,860 |
| Governor | All-speed, electronic |
| SAEJ1995 - Gross (kW) | 672 |
| SAEJ1995 - Gross (HP) | 900 |
| ISO 9249 / SAE J1349 - Net (HP) | 899 |
| Rated rpm | 2,050 |
| Filter | Full-flow type |
| Method | Gear pump, force-lubrication |
| 1st forward (kph) | 7.6 |
| 1st forward (mph) | 4.7 |
| 1st reverse (mph) | 4.9 |
| 1st reverse (kph) | 7.9 |
| 2nd forward (kph) | 11.9 |
| 2nd forward (mph) | 7.7 |
| 2nd reverse (mph) | 7.5 |
| 2nd reverse (kph) | 12.1 |
| 3rd forward (mph) | 14.5 |
| 3rd forward (kph) | 23.3 |
| 3rd reverse (mph) | 15 |
| 3rd reverse (kph) | 24.1 |
| Fuel tank (US gal) | 410.8 |
| Fuel tank (L) | 1 555 |
| Relief valve setting (psi) | 4,975 |
| Relief valve setting (MPa) | 34.3 |
| Bucket capacity (m^3) | 11.5-14.5 |
| Bucket capacity (yd^3) | 15.0-19.0 |
| Parking brake | Wet multiple-disc brake |
| Cooling Type | Water-cooled, 4 cycle |
| Fan drive method for radiator cooling | Hydraulic |
| ISO 9249 / SAE J1349 - Net (kW) | 671 |
| Engine (L) | 120 |
| Engine (US gal) | 31.7 |
| Hydraulic system (US gal) | 269.5 |
| Hydraulic system (L) | 1 020 |
| Service brake | Hydraulically actuated, wet multiple-disc brakes actuate on four wheels |
| Air cleaner | Dry type with double elements and dust evacuator, plus dust indicator |
| Cooling system (gal) | 97.7 |
| Cooling system (L) | 370 |
| Transmission | Full-powershift, planetary type |
| Steering angle | 40° each direction |
| Fuel system | Direct injection |
| Torque converter | Three-elements, one-stage, one-phase |
| Steering system type | Articulated type, fully-hydraulic power steering |
| Drive system | Four-wheel drive |
| Bucket | Tilt-back, hold, and dump |
| Number of cylinders in engine | 12 |
| Bore x stroke of engine (mm) | 140 x 165 |
| Bore x stroke of engine (in) | 5.51 x 6.50 |
| Bucket cylinder - 1 (mm) | 300 x 995 |
| Bucket cylinder - 1 (in) | 11.8 x 39.2 |
| Hydraulic cylinder type for loader control | Double-acting, piston type |
| Hydraulic pump | Piston pump |
| Capacity (at rated rpm) (US gpm) | 4 x 60.8 |
| Capacity (at rated rpm) (L/min) | 4 x 230 |
| Relief valve setting (Mpa / kgf/cm^2) | 34.3 / 350 |
| Hydraulic pump for steering system | Piston pump |
| Capacity for steering system (at rated rpm) (US gpm) | 2 x 58.1 |
| Capacity for steering system (at rated rpm) (L/min) | 2 x 220 |
| Relief valve setting (kgf/cm^2) | 350 |
| Hydraulic cylinders type for steering system | Double-acting, piston type |
| Number of cylinders in hydraulic cylinders | 2 |
| Raise (s) | 10.1 |
| Dump (s) | 2.9 |
| Lower (Empty) (s) | 4.8 |
| Boom | Raise, hold, lower, and float |
| Axle front (US gal) | 97.7 |
| Axle front (L) | 370 |
| Axle rear (US gal) | 97.7 |
| Axle rear (L) | 370 |
| Minimum turning radius at the center of outside tire (ft , in) | 32 ft. 5 in |
| Minimum turning radius at the center of outside tire (mm) | 9 880 |
| Front Axle | Fixed, full floating |
| Axle Rear | Center-pin support, full floating, 20° |
| Final reduction gear | Planetary gear, single reduction |
| Differential gear | Convential type |
| Reduction gear | Spiral bevel gear |
| Boom cylinder - 2 (in) | 10.2 x 58.9 |
| Boom cylinder - 2 (mm) | 260 x 1495 |
| Torque converter and transmission (US gal) | 47.6 |
| Torque converter and transmission (L) | 180 |
