Category: Actuators & Dampers

Guidelines for Replacement of Old Fire and Smoke Actuators

Posted on 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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