Actuators & Dampers Archives

Dampers. This season’s MVP.

Posted on November 29, 2022 by Kele Inc

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Checklist for Fire Safety & Prevention

Posted on September 28, 2022 by Kele Inc

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TECH TALK: Installing a Ruskin single-section control damper

Posted on July 29, 2019July 29, 2019 by Kele Inc

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Guidelines for Replacement of Old Fire and Smoke Actuators

Posted on June 26, 2018June 29, 2018 by Kele Inc

For Belimo combination fire/smoke damper actuators intended for installation in accordance with National Protection Association Standard for Installation of Air Conditioning and Ventilating Systems, NFPA 90A, damper actuators must meet the construction and performance requirements in UL555: Standard for Fire Dampers and UL555S: Standard for Smoke Dampers. Often, customers replace damper actuators for varying reasons […]

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Actuator Sizing for Damper Applications

Posted on April 5, 2009January 17, 2018 by Kele Inc

You have selected your damper by size and functional requirements, but now the question, “How much actuator do I need to obtain maximum close-off and to withstand the many cycles of operation?” This is a good question, and yet little information is published on this subject. Hopefully the following guidelines will aid you in your […]

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