DISTRIBUTION SYSTEMS - PRIMARY HYDRAULIC POWER SYSTEM
Arm closing
Bucket opening
Bucket closing
Control valve
Five-section control valve for dipper, boom acceleration, swing, option and right travel.
Four-section control valve for dipper acceleration, bucket, boom and left travel.
Load holding relief valve for boom and dipper.
Swing motor
Fixed ow motor with axial pistons.
Automatic disk brakes.
Chassis upperstructure swing speed
Displacement
Working ow
Reduction ratio
Braking torque
Minimum brake release pressure
Acceptable motor leakage
Travel motor
Two-speed motor with axial pistons.
Automatic disk brakes.
Slow speed
High speed
Gradeability
Tractive effort
Displacement
Working ow
Reduction ratio
Braking torque (excluding reduction gear)
Permissible deviation in travel over a distance of 20 m (full speed)
Acceptable motor leakage
Attachment
Breakout force
Breakout force (dipper 3 m)
26020 1 02/12/2004
A.10.A / 6
3.7+/-0.6 s
2.3+/-0.6 s
4+/-0.6 s
11.2 RPM
151 cm³
155 L/min
16.757
857 Nm
32 bar
16 L/min
3.1 km/h
5 km/h
70 % (35°)
19 100 daN
168.9 cm³
100.3 cm³
212 L/min
43.246
483 Nm
1 m
13 L/min
13000 daN
9530 daN