Specification sheet detailing dimensions, pressure ratings, and UL classifications for pre-hung double leaf doors.
NYC-WTC_000166810–000166826Folder label: “Pre-Engineered Blast Doors”
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
RUSKIN PO BOX 129 Grandview, Mo. 64030
STANDARD CONSTRUCTION F = 2' standard FRAME 1 % * to 4" optional CD80AF3 — 8" x 2" x 12 gage steel channel. H = No. Holes CD80AF4 — 8" x 2" x 10 gage steel channel. J = c-c Spacing BLADES CD80AF3 — 5%" to 7%" wide, double skin airfoil type of 16 gage steel for blade lengths to 48" and 14 gage steel for 48" to 60" blade lengths. M = Hole CD80AF4 — 5%" to 7%" wide, double skin airfoil type of 12 gage Diameter steel for blade lengths to 48" and 10 gage steel tor 48" to 60" blade lengths. B LINKAGE Side linkage out of airstream. Yw" x Yi" plated steel fie bars. Ye" diameter stainless steel pivot pins with lock type retainers. 10 gage galvanized steel clevis arms. AXLES CD80AF3 — Yi" diameter plated steel. CD80AF4—Yi" diameter plated steel for blade lengths up to 48". 1" diameter plated steel for 48" to 60" blade lengths. BEARINGS Stainless steel sleeve bolted to frame. K = No. Holes FINISH L = c-c Spacing Mill galvanized. MAXIMUM TEMPERATURE 250°F is standard. Damper can be supplied for temperatures be tween 25O'‘F and 400°F by increasing clearance between blade ends and frame. Advise Ruskin of maximum operating temperature. MINIMUM SIZE Single blade, parallel action — 6"w x 6"h. Two blade, parallel or opposed action — 6"w x 12"h. MAXIMUM SIZE 60"w X 96"h. / FEATURES AND VARIATIONS The CD80AF Series dampers are ideally suited for flanged installation in industrial systems with up to 21 in. w.g. static pressure for the / CD80AF3 and up to 45 in. w.g. static pressure for the CD80AF4. 12'A' The sturdy construction and airfoil shaped blades provide outstanding performance, low pressure drop, and quiet operation. / Variations available at additional cost and include: • EPDM blade seals suitable for 250°F maximum temperature and CRANK HANO silicone blade seals suitable for 400°F maximum temperature. LEVER QUADRANT • Flexible stainless steel jamb seals. • Bearings with integral shaft seals and bearings mounted outboard (,__C------ 1-—c---- of frame. 8" STANDARD 8" STANDARD • Axle shaft seals. • Special materials, including stainless steel, for all parts in airstream. (PB) (OB) PARALLEL OPPOSED • Nonstandard flanges and bolt holes in flange. BLADE BLADE • Special finishes. • Electric and pneumatic damper motor operators.
LEVER DIMENSIONS TYPE QTY. MODEL VARIATIONS PB OB A B C F G H J K L M HQ CL
JOB LOCATION CONTRACTOR
Spec CO80AF3-787/Repiaces CD82AF-9&4 ©Ruskin Manufacturing 1987
NYC-WTC_000166823
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