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No
Specificatios Items
Q7
Hydraulic performance
1
1
Relief pressure setting
2
3
4
5
1
Cylinder block performance
2
3
4
6
1
Boom cushioning performance
2
3
8
1
Service port flow
Q8
Lever operating force & stroke
1
1
Boom lever operating force
4
Arm lever
5
Bucket lever
6
Swivel (Swing) lever
7
Dozer lever
8
Travel lever
9
Accelerator lever (up/down)
10 Swing pedal
11
Safety lock lever, L&R
Unit
P1
2
kgf/cm
MPa
bar
P2
2
kgf/cm
MPa
bar
P3
2
kgf/cm
MPa
bar
P4
2
kgf/cm
MPa
bar
Boom
mm
Arm
mm
Bucket
mm
Dozer
mm
30°C
sec
50°C
sec
80°C
sec
No load/load
L
kgf
kN
kgf
N
kgf
N
kgf
N
kgf
N
L/R
kgf
N
kgf
N
kgf
N
up
kgf
N
down
kgf
N
II-9
U15-3
+10
220
- 5
+1.0
21.6
- 0.5
+9.8
215.8
- 4.9
+10
220
- 5
+1.0
21.6
- 0.5
+9.8
215.8
- 4.9
+10
190
- 5
+1.0
18.6
- 0.5
+9.8
186.3
- 4.9
+10
40
- 5
+1.0
3.9
- 0.5
+9.8
39.2
- 4.9
25 >
Arm extend, bucket
Hydraulic oil temp. 50 ± 5°C
15 >
height 1m, 10 min.
10 >
Bucket load : Heaped
25 >
3 >
0.5 to 1.5
0.3 <
27
1.4 ± 0.5
Measured 20 mm below the grip
end.
13.7 ± 4.9
1.4 ± 0.5
13.7 ± 4.9
1.4 ± 0.5
13.7 ± 4.9
1.4 ± 0.5
13.7 ± 4.9
3.1 ± 0.5
30.0 ± 4.9
1.5 ± 0.5
15.0 ± 4.9
3.4 ± 1.5
Measured 30 mm below the grip
end.
35.0 ± 14.7
10.0 ± 1.0
Measured Step end.
98.0 ± 9.8
2.0 ± 1.0
20.0 ± 9.8
3.0 ± 1.0
30.0 ± 9.8
WSM U15-3
Remarks
Soil gravity : 1.8
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