Relief valves
Relief valves for connection on intake or discharge side. Prevents the side channel blower from being operated in impermissible areas of the characteristic curve and thus protects the motor and the system.
Vacuum relief valve
SD 420
Nur gültig für folgende Varianten:
- SD 420 50 Hz
- SD 420 60 Hz
l
d
d1
d2
d3
d4
h
h1
article number
140
45
68
79
100
5,5
120
10
9000678
Pressure relief valve
SD 420
Nur gültig für folgende Varianten:
- SD 420 50 Hz
- SD 420 60 Hz
l
d
d1
d2
d3
d4
h
h1
article number
140
45
68
79
100
5,5
120
10
9000679