georg-fischer ea30 Manual De Usuario
5 0
GEORGE FISCHER …
DN
d
a–b
mm
mm
mm
65
75
4
80
90
4
Setting the <closed> position in actuators
At the <closed> position in butterfly valves the
disk is not exactly vertical to the pipe axis. Devia-
tion values can be taken from the following
table.
At the <closed> position in butterfly valves the
disk is not exactly vertical to the pipe axis. Devia-
tion values can be taken from the following
table.
open
a
G/2
a–b
b
1989_4.p65
7.11.2000, 10:47 Uhr
50