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Designed for optimal heat dissipation during operation
Operating at 230V and 40W
Superior Moisture Control: Optimized drainage pitch reduces standing water
Versatile 6-Terminal Design: Allows for secure and flexible electrical staging and connections
Siemens Building Technology 331-2988 Actuator 321702-401 Designed for optimal heat dissipationThe Siemens 331 2988 No. 6 Pneumatic Damper Actuator is a heavy duty, rolling diaphragm drive engineered for gradual or positive control of large dampers, centrifugal refrigeration inlet vanes, and multi section air handling units. This high temperature pneumatic actuator features an 8 to 13 psi nominal spring range and a 4 inch stroke, providing the mechanical force necessary for large scale HVAC automation. Utilizing an ozone resistant silicone