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.
Pressure relief valve

1SD 210, 1SE 210
Nur gültig für folgende Varianten:
- 1SD 210 - 50/0,37 50 Hz
- 1SE 210 - 50/0,37 50 Hz
- 1SE 210 - 60/0,37 50 Hz
d
d1
l
l1
l2
l3
h
article number
36
1 1/4"
176
80
19
96
160
9020366
Vacuum relief valve

1SD 210, 1SE 210
Nur gültig für folgende Varianten:
- 1SD 210 - 50/0,37 50 Hz
- 1SE 210 - 50/0,37 50 Hz
- 1SE 210 - 60/0,37 50 Hz
d
d1
l
l1
l2
l3
h
article number
36
1 1/4"
176
80
19
96
160
9020367