General parameters |
Device model |
PC400-8 |
Model abbreviation |
400 |
Tonnage range |
Large dig (30-50 tons) |
walking style |
crawler |
Bucket form |
backhoe |
Working condition usage |
Mine type |
Engine (fuel) |
Engine brand |
Komatsu |
model |
SAA6D125E-5 |
Type |
Turbocharging, intercooling, cooling EGR |
Rated power(kW) |
350(257) |
Rated speed (r/min) |
1900 |
Total displacement (L) |
11.04 |
Number of cylinders (number) |
6 |
Bore size × stroke (mm) |
125*150 |
Performance parameters |
Working weight (kg) |
42100 |
Bucket capacity (m³) |
1.90~2.10 |
Walking speed (high/low) (km/h) |
5.5/3.0 |
Rotation speed (rpm) |
9.1 |
Ground specific pressure (Kpa) |
78.2 |
Gradeability(%) |
70 |
Bucket digging force (kN) |
277.34 |
Digging force of stick (kN) |
228.57 |
Boom length (mm) |
7060 |
Dipper length (mm) |
3380 |
Overall size |
Length × width × height (transportation state) (mm) |
11940×3340×3660 |
Overall height of cab (mm) |
3285 |
Counterweight ground clearance (mm) |
1320 |
Track ground length (mm) |
4020 |
Total length of crawler track(mm) |
5055 |
Track shoe width (mm) |
600 |
Total track width (mm) |
3340 |
Track gauge (mm) |
2740 |
Minimum ground clearance (mm) |
567 |
Minimum turning radius (front end device) (mm) |
4805 |
Back end turning radius (mm) |
3645 |
|
|
Scope of work |
Maximum digging radius (mm) |
12005 |
Maximum excavation radius of parking surface (mm) |
11800 |
Maximum digging depth (mm) |
7790 |
Maximum digging height (mm) |
10925 |
Maximum unloading height (mm) |
7625 |
Maximum vertical excavation depth (mm) |
6600 |
oil capacity |
Fuel tank(L) |
650 |
Hydraulic oil tank(L) |
248 |
Engine oil replacement amount (L) |
37.0 |
Coolant (L) |
36.0 |
Hydraulic system |
Main pump type |
variable piston pump |
Maximum flow rate of main pump (L/min) |
690 |
Travel hydraulic motor type |
2 axial piston motors (with parking brake) |
Rotary hydraulic motor type |
1 axial piston motor (with swing holding brake) |
Working hydraulic oil circuit (Mpa) |
37.3 |
Travel hydraulic circuit (Mpa) |
37.3 |
Rotary hydraulic circuit (Mpa) |
27.9 |
Maximum pressure of pilot system (Mpa) |
3.2 |
Boom cylinder - bore × stroke (mm) |
2-160*1570*110 |
Stick cylinder - bore × stroke (mm) |
1-185*1985*130 |
Bucket cylinder - bore × stroke (mm) |
1-160*1270*110 |
|