Manual do usuário Greenheck Fan DFD-150X series

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DFD-150X series
Dynamic Rated FIRE DAMPERS with Sleeve
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1 ⁄2 Hour Fire Resistance Rating

APPLICATION
Model DFD-150X meets the requirements for fire dampers
established by:
Model DFD-150X is approved for use in walls, floors and
partitions with fire resistance ratings less than 3 hours.
National Fire Protection Association
1
This model carries a 1 ⁄2 hour UL fire damper label. UL
(NFPA Standards 80, 90A & 101)
555 classifies dynamic rated fire dampers for use in HVAC
BOCA National Buildin

Resumo do conteúdo contido na página número 2

DFD-150X Type A Dampers larger than maximum single section size are supplied in 2 or more sections of equal size. The following chart and illustrations show minimum and maximum damper section size and assembly configurations for multi-section dampers. Blade Stack Dimensional Data SIZE LIMITATIONS Type A Type B Inches P (mm) minimum maximum minimum maximum Single 6 x 4 36 x 36 6 x 6 36 x 32 Section H* (152 x 102) (914 x 914) (152 x 152) (914 x 813) Vertical 72 x 48 72 x 45 Multi (1829 x 1219)

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DFD-150X Type B Dampers larger than maximum single section size are supplied in 2 or more sections of equal size. The following chart and illustrations show minimum and maximum damper section size and assembly configurations for multi-section dampers. Type B Overall Damper Dimensions 1 Maximum Single Section Dimensions H* O* 32 in. (813mm) max. W* 36 in. (914mm) max. H* O* H* O* 32(813) 36 (914) 6 (152) 8 (203) 33 (838) 36 (914) 7 (178) 9 (229) 34 (864) 37 (940) 8 (203) 10 (254) 2 MULTI-SECTI

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A-A A-A DFD-150X Types CR, CO & C DFD-150X dampers with C, CO, CR, and R transitions are available only as single section dampers. The following chart show minimum and maximum damper size. Dimensions are in inches (mm in parentheses). 1 D*+2 Type CR Type CO & C Type R* inches (mm) Type CR Minimum Maximum Minimum Maximum Minimum Maximum O* Single Section 6 31 6 x 5 34 x 31 6 34 Vertica