Siemens GND221.1U/F
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DescriptionThe OpenAir direct-coupled, 2-position, spring return electronic damper actuators are UL listed for smoke control dampers or for combination fire/smoke rated dampers. Actuators are designed to operate reliably in smoke control systems requiring Underwriter?s Laboratories, Inc. UL555/555S rating when tested as an assembly with the damper and will meet requirements of UBC for 15 second opening and closing at 350?F (177?C).
Additional information
Brand | Siemens |
---|---|
conditions | new |
production | StatusActive |
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