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[DOCX File]Michigan State University
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Motorized Dampers: Parallel-blade dampers mounted in curb base with electric actuator; wired to close when fan stops. IN-LINE CENTRIFUGAL FANS. ... -control device by using the titles of devices described in Division 23 Section "Vibration and Seismic Controls for HVAC Piping and Equipment" and identify required static deflection.
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[DOC File]United Enertech
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Round Remote Control operated balancing dampers applicable for use in HVAC systems with velocities to 2,600 fpm ( 13.2 m/s) SUMMARY. Section 233100 - HVAC Ducts and Casings (Previously 15810). Section 230913.13 - Actuators and Operators (Previously 15900). REFERENCES. AMCA 500-D - Test Methods for Dampers. SUBMITTALS
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[DOC File]SECTION 233313- DAMPERS
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ACTUATOR OPERATED BACKDRAFT DAMPERS. GENERAL. SECTION INCLUDES. Extruded aluminum actuator operated backdraft dampers suitable for application in HVAC systems with velocities to 1,250 feet per minute (6.4 m/s). RELATED SECTIONS. Section 233100 – HVAC Duct and Casing (Previously 15810) Section 230913.13 – Actuators and Operators (Previously ...
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[DOCX File]23 33 00 - DOA Home
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Static type dampers should be used on systems where the fans shut down during a fire event. Dynamic type dampers are required (IMC 607.3) for systems where the fans remain on during a fire event. Dynamic dampers are available with various maximum velocity ratings and static pressure ratings.
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Motorized dampers hvac