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Model | SP25Y | SP45Y | SP70Y | SP90Y | ||
Weight and dimensions | Operating weight | 22000 kg | 34000 kg | 49500 kg | 55000 kg | |
Maximum lifting weight | 25000 kg | 45000 kg | 70000 kg | 90000 kg | ||
Track shoe width | 560 mm | 610/660mm | 760 mm | 860 mm | ||
Minimum turning radius | 2950 mm | 3200 mm | 3950 mm | 3950 mm | ||
Ground length | 2635 mm | 3050 mm | 3620 mm | 3620 mm | ||
Ground clearance | 400 mm | 400 mm | 485 mm | 550 mm | ||
Service refill | Fuel tank capacity | 300 L | 440 L | 550 L | 550 L | |
Hydraulic tank capacity | 148 L | 180 L | 196 L | 196 L | ||
Engine oil | 45 L | 45 L | 45 L | 45 L | ||
Cooling system | 62.8 L | 79 L | 121 L | 121 L | ||
Engine | Rated power | 120 kW | 169 kW | 235 kW | 257 kW | |
Model | Shangchai SC11CB184G2B1 Weichai WD10G178E25 | Cumins NT855-C280S10 | Cumins NTA855-C360S10 | Cumins NTA855-C360S10 | ||
Piston displacement | 9.7261 L | 14 L | 14 L | 14 L | ||
Stroke— bore × stroke | 6— 126 × 130 mm | 6- 139.7 × 152.4 mm | 6—139.7 × 152.4 mm | 6—139.7 × 152.4 mm | ||
Rated revolution | 1850 rpm | 2000 rpm | 2000 rpm | 2000 rpm | ||
Transmission system | Type | Hydraulic transmission | Hydraulic transmission | Hydraulic transmission | Hydraulic transmission | |
Hydraulic torque converter | 3-element, 1 stage, 1 phase | 3-element, 1 stage, 1 phase | 3-element, 1 stage, 1 phase | 3-element, 1 stage, 1 phase | ||
Transmission | Planetary gear, forced lubrication power shift | Planetary gear, forced lubrication power shift | Planetary gear, forced lubrication | Planetary gear, forced lubrication | ||
Number of track rollers (each side) | 7 | 7 | 9 | 9 | ||
Number of carriers (each side) | 2 | 2 | 2 | 2 | ||
Travel speed 1st (forward/reverse) | 3.29/4.28 km/h | 3.8/4.9 km/h | 3.7/4.5 km/h | 3.6/4.4 km/h | ||
Travel speed 2nd (forward/reverse) | 5.82/7.59 km/h | 6.8/8.5 km/h | 6.8/8.2 km/h | 6.6/7.8 km/h | ||
Travel speed 3rd (forward/reverse) | 9.63/12.53 km/h | 9.63/12.53 km/h | 9.63/12.53 km/h | - | ||
Working pump | Type | Duplex pump | Duplex pump | Duplex pump | Duplex pump | |
Displacement of large pump | 100 ml/r | 116 ml/r | 201.49 ml/r | 225 ml/r | ||
Displacement of small pump | 10 ml/r | 10 ml/r | 10.16 ml/r | 201 ml/r | ||
Rated working pressure | 18 MPa | 18 MPa | 20 MPa | 21 MPa | ||
Pipelaying equipment | Boom Length | 5500 mm(6100 mm) | 6500 mm(7500 mm) | 7300 mm(9000 mm) | 8600 mm | |
Max.lifting height | 4400 mm | 5250 mm | 6550 mm | 7000 mm | ||
Boom swing amplitude | 1220~5400 mm | 1220~6650 mm | 1200~7200 mm | 1200~7200 mm | ||
Boom Line speed | 0~12 m/min | 0~6 m/min | 0~6 m/min | 6 m/min | ||
Gradeability | 20° | 20° | 20° | 20° | ||
Ground press | 0.07 MPa | 0.086 MPa | 0.086 MPa | 0.0866 MPa |