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Siemens Building Technology 331-2856 Actuator R-22 Does this unit require a

SKU: 6694059007
4.1
USD155.53 USD194.53

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Description

Does this unit require a separate vent limiter

The integration of Teflon stem packing and EPDM glass seals ensures a leak-free seal under thermal expansion

Smith unit stays in a lockout loop

this seal provides the reliability required for continuous-duty Aurora centrifugal pumps

including the solenoid plunger spring

Siemens Building Technology 331-2856 Actuator R-22 Does this unit require aThe Siemens 331 2856 is a heavy duty Powers Controls No. 6 pneumatic actuator designed for reliable linear control of large dampers, centrifugal refrigeration inlet vanes, and multi section ventilation systems. This pneumatic damper actuator features a rugged, all metal body construction to withstand demanding mechanical environments. It operates on a nominal 8 13 psi spring range, providing the high torque performance required for outdoor air,

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