Coupling Dimensions, Bfc/Brc Models - Vexve BFS400W1 Installation, Operation And Maintenance Manual

Butterfly valves
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7.5 Coupling dimensions, BFC/BRC models

L2
d
a
DN
d
D1
D2
(mm)
(mm)
(mm)
300
35
100
140
350
35
100
140
400
40
100
140
450
50
130
165
500
50
130
165
600
60
200
254
700
70
200
254
750
90
230
298
800
90
230
298
900
100
260
356
1000
120
260
356
1200
120
260
356
Note: Valves made before 6/2020 have only one key.
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L1
L2
h1
h2
(mm)
(mm
(mm)
(mm)
160
180
65
100
160
180
65
100
160
180
65
100
180
200
80
100
180
200
80
100
270
300
110
100
270
300
110
100
350
400
130
120
350
400
130
120
400
450
180
150
400
450
180
150
400
450
180
150
a
T
a
b
Parallel Key
(mm)
(mm)
(mm)
6,3
38
10
2 x A 10x8x56
6,3
38
10
2 x A 10x8x56
6,3
43
12
2 x A 12x8x55
8
53,5
14
2 x A 14x9x70
8
53,5
14
2 x A 14x9x70
8
64
18
2 x A 18x11x100
8
74,5
20
2 x A 20x12x110
10
95
25
2 x A 25x14x110
10
95
25
2 x A 25x14x110
12,5
106
28
2 x A 28x16x160
12,5
127
32
2 x A 32x18x160
12,5
127
32
2 x A 32x18x160
bolts
DIN6885
ISO5211
4xM16
4xM16
4xM16
4xM20
4xM20
8xM16
8xM16
8xM20
8xM20
8xM30
8xM30
8xM30
Flange
F14
F14
F14
F16
F16
F25
F25
F30
F30
F35
F35
F35
31

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