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ROCKWHEEL CUTTING UNITS
Type
C2
G5
G5 twin
D10
D15
D20
D30
G45
G55
G125
Excavator size
t
0.7 - 2.5
2 - 6
5 - 10
7 - 15
12 - 18
15 - 25
26 - 38
45 - 55
45 - 65
65 - 125
Hydraulic power
kW 9.5
22
44
29
41
70
110
140
220
400
Operating weight
kg
66
181
200
426
595
1170
1444
2458
2478
5420
Maximum pressure
bar
225
400
400
400
400
400
400
400
400
400
Working pressure
bar
50 - 225
180 - 400 180 - 400 180 - 400
180 - 400
180 - 400
180 - 400 180 - 400 180 - 400 180 - 400
Max. oil flow
l/min
60
65
100
112.5
132
320
460
540
680
1000
Optimum oil flow
l/min
30
40
80
60
120
220
320
360
540
800
Reduction ratio
1:1
2:1
2:1
1:1
1:1
1:1
1:1
1.2 : 1
1.2 : 1
1.2 : 1
Drum speed
rpm 100 - 125
50 - 81
95 - 118
80 - 150
95 - 104
78 - 113
76 - 109
50 - 75
54 - 67
40 : 50
Pick speed
m/s
1.8
0.9
1,7
1.8
2.4
2.2
2.7
2.0
2,0
1,9
Cutter torque
kNm 0.6
4.2
4,3
4.2
6.9
15.6
23.3
37.7
47.0
111,7
Pick force
kN
4.2
22.0
24,9
19.7
29.2
48.4
68.9
103.9
129.5
241,4
Number of picks
No.
32
32
32
56
64
64
60
54
54
76
Size of pick holder
mm 14
19
19
19
19
25.4
38 / 30
38 / 30
38 / 30
38 / 30
Drum diameter
A mm
270
340
340
423
475
646
677
726
726
925
Drum width
B mm 300
405
405
743
832
1058
1156
1050
1050
1494
Drum spacing
C mm 60
82
82
103
118
143
143
250
250
339
Cutter length
D mm 509
618
618
798
937
1155
1170
1356
1350
1686
Dimensions of
adapter plate
E x F
mm 256 x 160 318 x 220 318 x 220 560 x 410
650 x 495
700 x 650
700 x 650 800 x 650 800 x 650 1035 x 1065
SUPERIOR
ENGINEERING
THE FACTS
AND FIGURES
A
D
E
B
F
C
13
12