16
3 R 71 EN - Issue 9/2020
11 DIMENSIONS
11.1 Series R1
* Low capacity segment: max Cv 0.5, 1.5, 5 or 15
DN
MAIN DIMENSIONS, mm
SHAFT DIMENSIONS, mm
D
A
A1
B
C
S
T
U
UNC
kg
O
E
R
M
P
N
Dl
25
33/38*
50
25
64
57
70
-
3/8
2.5
15
144
70
4.76
17
25
15
40
49
60
25
82
63
70
-
3/8
3.5
15
151
71
4.76
17
25
15
50
60
75
32
100
92
70
-
3/8
5
15
170
70
4.76
17
25
15
80
89
100
45
131
108
90
-
1/2
9
20
196
79
4.76
22.2
35
20
100
113
115
50
158
117
90
-
1/2
11
20
205
80
4.76
22.2
35
20
150
164
160
65
216
177
110
32
1/2
26
25
295
110
6.35
27.8
46
25
200
205
200
80
268
200
130
32
1/2
48
25/30
346
140
6.35
27.8
46
30
250
259
240
92
326
252
130
32
1/2
78
35
390
141
9.52
39.1
58
35
DN
DN
C
C
E
E
Ø D
S
S
S
S
Ø B
A 1
U
U
M
T
T
DN 25...100 / 1"-4"
DN 150...250 / 6"-10"
M
M
N
N
P
P
O
O
A
R
R1
