Greenheck Steel Airfoil Blades OFSD-311 manual

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Table of contents for the manual

  • Page 1

    Application Model OFSD-311 is an ‘out of the wall’ high performance combination fire smoke damper with class I leakage. OFSD-311 is appr oved for use in walls, partitions, and floors with fire r esistance ratings less than 3 hours. Removal of wall grille allows access to actuator and other components. High strength airfoil blades insur e the lo[...]

  • Page 2

    Pr essur e Dr op Data OFSD-311 Thispressur edroptestingwasconductedinaccor dancewithAMCAStandar d500-Dusingthethreeconfigurationsshown.All data has been corrected to r epresent standar d air at a density of .075 lb/ft 3 (1.201 kg/m 3 ). Actualpressur edropfoundinanyHV ACsyst[...]

  • Page 3

    12x12 48x12 24x24 36x36 12x48 * * Sizes are in inches. R Greenheck Fan Corporation certifies that the model OFSD-311 shown herein is licensed to bear theAMCASeal.Theratingsshownarebasedon tests and procedur es performed in accordance with AMCA Publication 511 and comply with the requir ements of the AMCA Certified Ratings[...]

  • Page 4

    12x12 48x12 12x48 24x24 36x36 R Greenheck Fan Corporation certifies that the model OFSD-311 shown herein is licensed to bear theAMCASeal.Theratingsshownarebasedon tests and procedur es performed in accordance with AMCA Publication 511 and comply with the requir ements of the AMCA Certified Ratings Programs.TheAMCA?[...]

  • Page 5

    12x12 48x12 24x24 12x48 36x36 * Sizes are in inches. * AMCA 5.5 Pr essur e Dr op OFSD-311 R Greenheck Fan Corporation certifies that the model OFSD-311 shown herein is licensed to bear theAMCASeal.Theratingsshownarebasedon tests and procedur es performed in accordance with AMCA Publication 511 and comply with the requir e[...]

  • Page 6

    'BDUPSZTVQQMJF E UIFSNBMCMBOLFU BS PVOETMFFWF $PNCJOBUJPO'J SF 4NPLF%BNQFS 'J SF SBUF E CBSSJF S    c   .BY 3FHJTUFS JODMVEFT HSJMMFBOE 0#% 4MFFWF-FOHU I 9  " Actuator Space Envelopes Thedrawingbelowandcorrespondingtableshowtheminimumdimensions requ[...]