Catalog
Damper Actuators
usa.siemens.com/hvac
B-66
Specifications
Effective Diaphragm Area
2
2
Stroke
Max. Air Pressure
Nominal Spring Ranges
Ambient Temperature Range
Materials
Air Connection
Type of Mounting
Shipping Weight (Actuator only)
Accessories & Service Kits B-77
Product Ordering
No. 3 Actuator Description
Mounting
Style
No. 3 Part Number
Nominal Spring Range
3-7 psi
(21-48 kPa)
5-10 psi
(35-69 kPa)
8-13 psi
(55-90 kPa)
331-4310
1
331-4510
1
331-4810
1
— — 331-4809
1
331-4313 331-4513 331-4813
331-4314 331-4514 331-4814
— 331-4531 331-4831
— — 332-4831
331-4312 331-4512 331-4812
331-4311 331-4511 331-4811
— — 332-4811
If the actuator is inoperative, replace the entire actuator.
Ordering Notes:
11/05/21 B-48 Removepartnumber knoblochd