33 VENTILATION SYSTEMS Ventilation Fans Powerful High Service Factor 1.5 HP motor. Self-adjusting tensioner automatically keeps the 1/2” link belt at the proper tightness for maximum efficiency. Efficient Drive System Stainless steel kit adapts fan to a through-wall installation. Optional Mounting Kit (#AS-57FMH) Corrosion resistant poly dampers seal tight with magnetic closures and dual springs. An aluminum damper ring maintains maximum stability in any temperature extreme. Poly Butterfly Shutter New solid base bearing housing increases mounting stabillity, reducing vibration significantly. The new bearing also includes a double-lip FloBack seal to improve lubrication and add additional protection against contamination to reduce maintenance. Fan features Stainless Steel motor and bearing mounting plates. Improved Bearing Life THE BEST PILLOW BLOCK EVER Innovative X-Brace design moves the anchor points of the support arms to the housing corners for maximum stability. The support arms are manufactured from aluminum tube for increased corrosion protection and incorporate a triangular edge profile to reduce wind turbulence. Rubber corner mounts cushion the fiberglass housing from fan vibrations. Rigid X-Brace Supports 57” X-Brace Ventilation Fan AS-57EBDBP SS Blade & Hdwr. w/cone PVC 57” x 57” 1725 Belt Single 1-1/2 AS-57EBDBP-V SS w/VFD drive & cone PVC 57” x 57” 1725 Belt Variable 2 (3 Ph) AS-57EBDBPG Galv. Blade & Hdwr. w/cone PVC 57” x 57” 1725 Belt Single 1-1/2 AS-57EBDBPG-V Galv w/VFD drive & cone PVC 57” x 57” 1725 Belt Variable 2 (3 Ph) AS-57EBDBP-HE High Efficiency Conversion Kit Model Description Shutter Opening RPM Drive Speed HP AirStorm X-Brace 57” Fan AS-57EBDBP Parts List Item # Description 1) HS900-57F Prop 57”, 3-Blade SS HS900-57G Prop 57”, 3-Blade, Galv. 2) AS-54X115A Assembly, Upright, Fan 54” Aluminum X Frame Unpainted MODEL TEST CFM CFM/WATT CFM CFM/WATT CFM CFM/WATT CFM CFM/WATT BESS 0.00” SP 0.05” SP .10” SP .15” SP AS-57EBDBP 20379 33,400 26.6 31,500 23.6 29,400 20.9 26,500 17.9 AS-57EBDBP-HE 20378 30,600 31.1 28,800 27.5 25,900 23.2 22,900 19.5 AS-57EBDBPG 20376 33,200 25.7 31,300 22.8 29,200 20.2 26,600 17.7 AS-57EBDBPG-HE 20377 30,600 30.5 28,600 26.9 26,200 23.3 23,000 19.5 AS-57EBDBP-V HS-00709* 32,613 23.3 29,300 20.7 26,534 18.1 23,796 12.5 *Hog Slat test chamber Rough Item # Description 3) AS-54X110 Mount, Motor, Stainless, 54” X Frame 4) AS-54X118 Plate, Support Shaft ASM 5) UCP20516G5 Bearing 1” Pillow Block Standard 2 Set Screws 6) AS-54X312 Block, Isolation, Interior Air Storm X Frame 7) HS9019A Motor 1.5HP 1725 RPM 1 PH 208-230V HS9378-VFD Motor 2 HP 1725 RPM 230/460 3 PH 8) HS903-3 Tensioner Rotary Assembly with Splash Guards 9) PAK3058 Pulley AK30-5/8 10) PAK991 Pulley AK99-1 11) SHAFT1-1800T Shaft 1” x 18” (1/4 x 1/8 x 18 Thru Keyed) 12) AS-57309 Venturi, Fiberglass Panel 57” 13) AS-57319 Support Plate, Corner 57” FBG Fan 14) WS901-57U Assembly, Butterfly 57” Fan 15) AS-57320 Bracket, Cone Support 57” Fan 16) AS-57305P Panel Cone 57” Poly Black 17) HS902-57E 57” Fan Prop Exit Guard Detail A 1 17 16 14 13 12 15 10 7 9 3 5 11 6 4 8 2 A WARNING: This product can expose you to chemicals, including nickel, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, go to www.P65Warnings.ca.gov
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