Catalog
usa.siemens.com/hvac
Damper Actuators
B-73
Description
Features
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Options
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Applications
No. 6 Pneumatic Actuator
331
Nominal
Spring
Rating
Max. Thrust lb. (N) Torque Rating lb.-in (Nm)
Full Stroke Forward
Spring
Return
(No Stroke)
0 psi
(0 kPa)
Gradual
Operation
2-position Operation
or with Positioner
15 psi
(103 kPa)
18 psi
(124 kPa)
25 psi
(172 kPa)
15 psi
(103 kPa)
18 psi
(124 kPa)
25 psi
(172 kPa)
Table Notes:
DATE PAGE Descriptionofedits
Siemens offers a
5-year warranty on
damper actuators