Product |
SP70Y |
Performance parameters |
|
Operating weight (Kg) |
47500 |
Maximum lifting capacity(T) |
70 |
Rated power of engine(kw/hp) |
257 |
Minimum turning radius (mm) |
3950 |
Ground pressure (Mpa) |
0.086 |
Engine |
|
Engine model |
NTA855-C360S10 |
Number of cylinders× cylinder diameter× stroke(mm×mm) |
6-139.7×152.4 |
Rated power/rated speed (kw/rpm) |
257/2000 |
Maximum torque (N.m/r/min) |
1509/1400 |
Overall dimensions of machine |
|
Length (mm) |
5560 |
Width (mm) |
3940 |
Height (mm) |
3395 |
Driving performance |
|
Forward gear 1/Reverse gear 1 (km/h) |
0-3.7/0-4.5 |
Forward gear 2/Reverse gear 2 (km/h) |
0-6.8/0-8.2 |
Forward gear 3/Reverse gear 3 (km/h) |
0-11.5/0-13.5 |
Traveling system |
|
Hydraulic torque converter |
Three-element single-stage and single phase |
Transmission |
Planetary gear, multi-plate clutch, and hydraulic + forced lubrication type |
Main drive |
Spiral bevel gear, one-stage deceleration and splash lubrication |
Steering clutch |
Wet type, multi-plate spring applied, hydraulically released, and manually-hydraulically operated |
Steering brake |
Wet type, floating belt type, and hydraulically assisted |
Final drive |
Two-stage straight gear reducer and splash lubrication |
Chassis System |
|
Suspension mode |
Rigid crossbeam structure |
Center distance of track (mm) |
2380 |
Width of track shoes (mm) |
760 |
Ground length (mm) |
3620 |
Number of track shoes (One-sided/piece) |
45 |
Chain track pitch(mm) |
228 |
Number of carrier rollers (One-sided) |
2 |
Number of track rollers (One-sided) |
9 |
Working hydraulic system |
|
Working pump |
Fixed displacement gear pump, with maximum displacement at 201.5ml/r |
Pilot pump |
Fixed displacement gear pump, with maximum displacement at 10ml/r |
Operating valve |
Proportion multi-way valve |
Counterweight cylinder bore(mm) |
φ125 |
Tank capacity |
|
Fuel tank (L) |
550 |
Working hydraulic oil tank (L) |
400 |
Working device |
|
Maximum lifting height(mm) |
6550 |
Hook lifting speed m/min |
0~6.5 |
Boom length (m) |
7.3 (Optional 9.0) |