Static vs dynamic fire damper
[DOC File]Section 15010 - Mechanical General - VIRS
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Fire damper locations may be used as restraint locations for all directions except away from the damper. Brace a change of direction longer than 12' (3.7 m). Install restraint cables so they do not bend across edges of adjacent equipment or building structure. Piping Systems:
[DOC File]Force, Pressure and Friction
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The static preload in the system stretches each span (spring) of the belt equally, as illustrated in the picture below. ... The misnamed automotive device known as a "shock absorber" is a common example of a damper. If you push on the ends of a fully extended "shock absorber" (so as to collapse it) the rod moves into the body at a velocity ...
[DOC File]PECI Report
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Any damper that is used for fire or smoke control functions must be listed for that service. This listing includes the actuators and details of how the damper is installed. As a result, these installations are less flexible in terms of field modifications to address economizer problems.
[DOC File]Form P-1
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VAV terminal box damper actuators: ( electric, ( pneumatic. Fire / smoke damper actuators: ( electric, ( pneumatic. User interface: ( graphical display of components. Limitations of the modules or features specified, compared to the highest model line system: Check the systems that the BAS will control (vs local equipment. packaged controllers).
[DOC File]2004 vs 2007 Florida Building Code
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The last sentence was modified to clarify that a dynamic fire damper is tested and rated under elevated temperature airflow for consistency with UL 555. 702.1 Definitions 702.1 Definition: fire separation distance Revised organization of section to outline how distance is measured by providing specific item numbers 1-3. 702.1 Definitions 702.1 ...
[DOCX File]Architecture Engineering and Construction
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Provide access doors in ductwork to permit access to the linkage side of automatic dampers, fire dampers, smoke damper, combination fire/smoke dampers, upstream side of coils, filters, humidifiers, airflow measuring stations, other equipment or devices requiring access or other locations as indicated on Drawings for cleaning, maintenance, or ...
[DOCX File]Section 23 09 11 - INSTRUMENTATION AND CONTROL FOR …
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Automatically modulate position of boiler or economizer outlet damper to maintain constant negative pressure (draft) at the flue gas outlet of the boiler. Utilize feed forward signal from the boiler/burner submaster air/fuel controller to enhance control response. Position damper open and closed during boiler start-up and shut-down cycles.
[DOCX File]Basic
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Static electricity build-up. Not effective on Class D fires. ... Prepare and conduct a useful, dynamic emergency training program for the vessel. Review, evaluate, and assist in assigning personnel to emergency teams. ... Fire damper equipped. Inspection & Maintenance.
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