PC88MR-11
رقم القطعة: KOMATSU-PC88MR-11
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الوصف
PC88MR-11
المواصفات
| Operating weight (kg) | 8720 |
|---|---|
| Operating weight (lbs) | 19213 |
| Number of track rollers (each side) | 5 |
| Number of shoes (each side) | 39 |
| Number of carrier rollers (each side) | 1 |
| Engine model | Komatsu SAA3D95E-1* |
| Aspiration | Turbocharged, aftercooled, cooled EGR |
| Piston displacement (L) | 2.45 |
كل المواصفات (126)
| Governor | All-speed control, electronic |
|---|---|
| SAEJ1995 - Gross (kW) | 50.7 |
| SAEJ1995 - Gross (HP) | 67.99 |
| ISO 9249 / SAE J1349 - Net (HP) | 68 |
| Fuel tank (US gal) | 33 |
| Fuel tank (L) | 125 |
| Final drive (US gal) | 0.29 |
| Final drive (L) | 1.1 |
| Hydraulic tank (L) | 56 |
| Hydraulic tank (US gal) | 14.79 |
| Pumps for | Boom, arm, bucket, swing, and travel circuits |
| Variable Type | Variable displacement, axial piston |
| Maximum flow (US gpm) | 16.64 |
| Maximum flow (L/min) | 63 |
| HydrauMind Type | HydrauMind (Hydraulic Mechanical Intelligence New Design) system, closed-center system with load-sensing valves and pressure-compensated valves |
| Swing pump maximum flow (gpm) | 17 |
| Swing pump maximum flow (L/min) | 63 |
| Gear Type | Fixed displacement gear |
| Main pumps for | Boom, arm, bucket, swing, and travel circuits |
| Implement circuits (psi) | 3841.29 |
| Travel circuit (psi) | 3839 |
| Swing circuit (psi) | 3058 |
| Implement circuits (MPa) | 26.48 |
| Pilot circuit (psi) | 464 |
| Boom (Number of cylinders – bore x stroke x rod diameter)(mm) | 115 x 988 x 65 |
| Boom (Number of cylinders – bore x stroke x rod diameter)(in) | 4.53 x 38.9 x 2.56 |
| Arm (Number of cylinders – bore x stroke x rod diameter)(mm) | 100 x 861 x 60 |
| Arm (Number of cylinders – bore x stroke x rod diameter)(in) | 3.94 x 33.90 x 2.36 |
| Bucket (Number of cylinders – bore x stroke x rod diameter)(mm) | 90 x 710 x 55 |
| Bucket (Number of cylinders – bore x stroke x rod diameter)(in) | 3.54 x 27.95 x 2.17 |
| Pilot circuit (MPa) | 3.2 |
| Blade (1)(in) | 5.12 x 7.87 x 2.56 |
| Blade (1)(mm) | 130 x 200 x 65 |
| Swing circuit (MPa) | 21.1 |
| Boom swing (1)(mm) | 120 x 638 x 60 |
| Boom swing (1)(in) | 4.72 x 25.12 x 2.36 |
| Travel circuit (MPa) | 24.5 |
| Travel | 2 x piston motor with parking brake |
| Swing | 1 x axial piston motor with swing holding brake |
| Drive method type | Hydrostatic |
| Maximum drawbar pull (kgf) | 6820 |
| Maximum drawbar pull (lbs) | 15,309 |
| Service brake type | Hydraulic lock |
| Parking brake | Mechanical discs |
| High (mph) | 3.11 |
| High (kph) | 5 |
| Low (kph) | 2.7 |
| Low (mph) | 1.68 |
| Swing reduction | Planetary gear |
| Holding brake/Swing lock | Mechanical disc brake |
| Swing speed (rpm) | 10 |
| Operating weight features (ft) | Operating weight includes 11 ft. 2 in one-piece boom, 6 ft. 11 in arm, ISO 7451 heaped 0.26 yd3 bucket, blade, rated capacity of lubricants, coolant, full fuel tank, operator, and standard equipment. |
| Operating weight features (mm) | Operating weight includes 3 405 mm one-piece boom, 2 100 mm arm, ISO 7451 heaped 0.20 m3 bucket, blade, rated capacity of lubricants, coolant, full fuel tank, operator, and standard equipment. |
| Cooling Type | Water-cooled, 4-cycle, direct injection |
| Bore (mm) | 95 |
| Bore (in) | 3.74 |
| Stroke (in) | 4.53 |
| Stroke (mm) | 115 |
| Engine Rated (rpm) | 1,850 |
| Fan drive method for radiator cooling | Mechanical with viscous fan clutch |
| ISO 9249 / SAE J1349 - Net (kW) | 50.6 |
| Engine (L) | 10.5 |
| Engine (US gal) | 2.77 |
| Center frame | X-frame leg |
| Track frame | Box-section |
| Track adjuster | Hydraulic |
| Seal of track | Sealed |
| Power (HP) | 68 HP @ 1,850 rpm |
| One-way (gpm) | 21.13 |
| One-way (L/min) | 80 |
| Power (kW) | 51 kW @ 1 850 rpm |
| Bucket capacity (m³) | 0.09 - 0.20 |
| Relief (MPa) | 26.51 or 17.17 (in breaker mode) |
| Bucket capacity (yd³) | 0.12 - 0.26 |
| Relief (psi) | 3,830 or 2,490 (in breaker mode) |
| Blade circuit (raise)(MPa) | 12.7 |
| Relief in breaker mode (psi) | 2,490 |
| Relief in breaker mode (MPa) | 17.17 |
| Blade circuit (raise)(kgf/cm²) | 130 |
| Two-way (gpm) | 36.5 |
| Two-way (L/min) | 138 |
| Drive method | Hydrostatic |
| Blade circuit (lower)(MPa) | 21.1 |
| Service brake | Hydraulic lock |
| Implement circuits (kgf/cm²) | 270 |
| Blade circuit (lower)(psi) | 3,060 |
| Swing circle lubrication | Grease-bathed |
| Blade circuit (lower)(kgf/cm²) | 215 |
| Blade circuit (raise)(psi) | 1,842 |
| Pilot circuit (kgf/cm²) | 33 |
| Driven by | Hydraulic motor |
| Operating weight with road liner 18 (lbs) | 19,224 |
| Swing circuit (kgf/cm²) | 215 |
| Operating weight with road liner 450 mm (kg) | 8 720 |
| Travel circuit (kgf/cm²) | 270 |
| Operating weight with rubber shoe 450 mm (kg) | 8 500 |
| Ground pressure with road liner 18 in (psi) | 5.54 |
| Operating weight with rubber shoe 18 in (lbs) | 18,739 |
| Ground pressure with road liner 450 mm (kg/cm²) | 0.39 |
| Operating weight with triple grouser 450 mm (kg) | 8 580 |
| Ground pressure with road liner 450 mm (kPa) | 38.2 |
| Ground pressure with triple grouser 450 mm (kPa) | 38.2 |
| Operating weight with triple grouser 18 in (lbs) | 18,916 |
| Ground pressure with triple grouser 600 mm (kg/cm²) | 0.3 |
| Operating weight with triple grouser 600 mm (kg) | 8 750 |
| Ground pressure with triple grouser 18 in (psi) | 5.54 |
| Operating weight with triple grouser 24 in (lbs) | 19,290 |
| Ground pressure with triple grouser 600 mm (kPa) | 29.4 |
| Ground pressure with triple grouser 24 (psi) | 4.26 |
| Ground pressure with Rubber shoe 18 (psi) | 5.41 |
| Ground pressure with triple grouser 450 mm (kg/cm²) | 0.39 |
| Ground pressure with rubber shoe 450 mm (kg/cm²) | 0.38 |
| Ground pressure with rubber shoe 450 mm (kPa) | 37.3 |
| Piston displacement (in³) | 149.51 |
| Swing drive (L) | 2.8 |
| Swing drive (US gal) | 0.74 |
| Radiator (L) | 18 |
| Radiator (US gal) | 4.76 |
