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DAMPERS - Arrow United Industries

DAMPERSFOR COMMERCIAL& INDUSTRIAL APPLICATIONSIN HEATING, VENTILATING & AIR CONDITIONINGPUB. NO. 732-3 The most widely used DAMPERS in commercial HVAC applicationsControl DAMPERS - Extruded AluminumARROW-FOIL DAMPERM odel AFD-20 For opposed or parallel blade operationImproved construction makes for outstandingperformance. Air leakage is exceptionally drop is extremely efficient. Recent testsconducted by an AMCA registered laboratory showair leakage less than 6 cfm per sq. ft. at 4" wg forthe entire range of product sizes. For detailedperformance data on the Model AFD-20, send forBrochure Arrow -Foil blades for minimum resistance. 6"shaft spacing. Overlapping blades with extruded siliconerubber seals at blade edges for tight closing over awide range of temperatures.

For general air control Round Dampers ARROW UNITED 5 Multi-Bladed: For Round and Oval Ducts Transition Dampers Model 70-Galvanized steel, 16 ga. frame and blade. Model 75-Aluminum, 12 ga. frame and blade. Model 80-Stainless steel (304), 16 ga. frame and blade.

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Transcription of DAMPERS - Arrow United Industries

1 DAMPERSFOR COMMERCIAL& INDUSTRIAL APPLICATIONSIN HEATING, VENTILATING & AIR CONDITIONINGPUB. NO. 732-3 The most widely used DAMPERS in commercial HVAC applicationsControl DAMPERS - Extruded AluminumARROW-FOIL DAMPERM odel AFD-20 For opposed or parallel blade operationImproved construction makes for outstandingperformance. Air leakage is exceptionally drop is extremely efficient. Recent testsconducted by an AMCA registered laboratory showair leakage less than 6 cfm per sq. ft. at 4" wg forthe entire range of product sizes. For detailedperformance data on the Model AFD-20, send forBrochure Arrow -Foil blades for minimum resistance. 6"shaft spacing. Overlapping blades with extruded siliconerubber seals at blade edges for tight closing over awide range of temperatures.

2 Compressible stainless steel jamb seals for tightshut-off. Intricate, factory adjustment of rugged locked to avoid SpecificationsFrames are 5" deep extruded aluminum, hat-shaped, .081" thick (.125" optional). 6" blades ofArrow-Foil design, .081" thick, extruded aluminum,cored at the shaft location to lock permanently tothe splined 1/2" diameter Pin-Lock aluminum shafts ride in trouble-free, maintenance-free,"Double Sealed" bearings. Linkage system to beconcealed in frame. Low leakage seal panel size: 8" x 8"Maximum panel size: 60" x 72"Models OBDAF-207/PBDAF-206 For opposed or parallel blade operation. Standardspecifications are identical to Model AFD-20,except the jamb seals are of continuous extrudedsilicone panel size: 6" x 6"Maximum panel size: 60" x 96"Options AvailableFrames:4" or 6" deepBlades:4" or 5"Bearings:Ball or RulonLinkage:Face-blade linkagePIN-LOCK DAMPERSM odels OBDPL-507/PBDPL-506 For opposed or parallel blade operationStandard SpecificationsDampers feature blades of single web Pin-Lockdesign, 6" wide (4" wide, available).

3 Frames are aminimum 12 ga. (.081") extruded aluminum; bladesare a minimum 1/8" extruded aluminum. "Double-Sealed" bearings for trouble-free blades for minimum air leakage. For detailed specifications, see individual UNITEDPin-Lock Model OBDPL-507 For Opposed Blade OperationArrow-Foil Model AFD-20 Opposed Blade OperationThese efficient, low leakage DAMPERS meet specifications for commercial HVAC applicationsControl DAMPERS - SteelARROW UNITED3 Model 395 Single web construction offers greater rigidity and strength atthe lowest possible pressure drop. Leakage will not exceed 6cfm per sq. ft. at 4" wg according to tests performed on a 48"x 48" SpecificationsFrame:4" wide, 16 ga. galvanized steel.

4 Hat :16 ga. galvanized steel. Maximum length 48",on 6" :Oilite :1/2" dia. plated steel. Cadmium :1/8" plated steel, Chevron type :Vinyl grip on blades; compressible stainlesssteel on size: Min.: 6" w x 6" h. Max.: 48" x 96".Model 1770An efficient, low leakage damper. Rated for use in systemsup to 2,000 fpm/up to 4" SpecificationsFrame:4" wide, 16 ga. galvanized steel. Hat :16 ga. galvanized steel. Maximum length 48",on 6" :Oilite :1/2" dia. plated steel. Cadmium :12 ga. plated steel brackets. Galvanized steelbar (U-formed) interconnects the blades. 1/4"dia. stainless steel :Polyurethane, on blade edges and jamb. (Otherseals available)Panel size: Min.: 6" w x 6" h.

5 Max.: 48" w x 96" 182 (Not Illustrated)An all-stainless steel damper that meets the requirements ofmany critical applications associated with chemical plants,food processors, etc. Rated for use in systems up to 2,000fpm/up to 4" SB-28 (not illustrated)Single Blade Damper with 2" wide (.081") extruded aluminumchannel and flat, single web blade of 16 ga. galvanized steel,oilite bronze bearings, 1/2" dia. cadmium plated steel axle andpolyurethane seal on jamb. Min. (section) size: 6" x 2-1/2".Max. (section) size: 36" x 12". Available in other materialsand Volume DampersModel 150-VCD-Single BladeGalvanized steel Quadrant Operator panel size: 6" x 4".Maximum panel size: 36" x 12".Model 200-VCRD-Single Blade Round(not illustrated)Galvanized steel Quadrant Operator mounted to panel size: 4" panel size: 24" with opposed or parallel bladesInterlocking bladesprovide better coverageand rigidityModel 395 Model 1770 Interlocking bladesprovide better coverageand rigidityModel 150-VCDFor control of air flow in one direction only, without reversal of air Dampers4 Arrow UNITEDM odel 500 Model 366 Model 655 Model 850 Model 500An efficient, general purpose aluminum damper with positiveclosing.

6 Several variations are SpecificationsFrame:.093" extruded aluminum channel, 2" :.032" aluminum, :Oilite :3/16" dia. steel :Blade to :1/8" polyurethane foam on blade : Optional. To assist or resist size: Min.: 6" w x 8-3/4" h. Max.: 48" w x 72" 655 Extruded aluminum damper for applications specifying velocities upto 3,500 fpm. Often used in exterior walls. Can be provided witharchitectural SpecificationsFrame:.081" extruded aluminum :.081" extruded aluminum with :"Double Sealed".Axles:1/2" dia. extruded aluminum. Pin-Lock :Face mounted, in air :Extruded silicone rubber on blade : Optional. To assist or resist size: Min.: 10" w x 9-1/4" h. Max.: 48" w x 72" 366 Formed metal damper rated for systems up to 3,200 fpm/up to 4"wg.

7 A variety of modified arrangements is SpecificationsFrame:16 ga. galvanized steel. Hat shaped :16 ga. galvanized steel, on 6" :Sintered bronze, flanged :1/2" dia. plated :1/8" steel bracket with 1/2" dia. steel :3/16" polyurethane foam on blade : Optional. To assist or resist Size: Min.: 6" w x 9" h. Max.: 48" w x 72" 850 Heavy duty, extruded aluminum construction with teardrop styleblades. For use in high velocity environments. Many options areavailable for special SpecificationsFrame:12 ga. extruded aluminum :12 ga. extruded aluminum teardrop :"Double Sealed" :1/2" dia. aluminum Pin-Lock :Cadmium plated steel; face linkage on the :Extruded silicone rubber blade : Optional.

8 Adjustable to a full range ofopening Size: Min.: 10" w x 10" h. Max.: 48" w x 96" h. For options and detailed specifications, see individual datasheets. See facing page for Round Backdraft general air controlRound DampersARROW UNITED5 Multi-Bladed: For Round and Oval DuctsTransition DampersModel 70-Galvanized steel, 16 ga. frame 75-Aluminum, 12 ga. frame and 80-Stainless steel (304), 16 ga. frame SpecificationsFrame:7-1/2" deep :Reinforced as required for :Bronze oilite flange :1/2" :Neoprene, 1/4" tick closed-cellsecured to size: 4" size: 48" Flange Frame AvailableModel 250-SRD-Low Leakage DamperFor use up to 6" wg and 3000 fpm. Galvanizedsteel construction, with Low Leakage Neoprenerubber blade seal system.

9 Single blade construc-tion from 4" to 24" diameters. Optional FlangeFrame Backdraft DAMPERS (not illustrated)Maximum 4" wg differential back pressure forstandard construction. Tight closing for minimumleakage. Counterweights (to assist or resistopening) may be mounted to blade or installed onextended shaft. Minimum size: 4" size: 48" diameter. All other specifica-tions identical to standard Round 388-Galvanized steel, 16 ga. frame 389-Aluminum, .081" frame and 390-Stainless steel, 16 ga. frame andblades. For detailed specifications, see individual 56- Arrow -Foil. For use up to 10" width: 60".Model 85-Pin-Lock. For use up to 4" sp. Maxi-mum width: 48".Multi-bladed, of extruded aluminum (.)

10 081") with1-1/2: x 6" x 1-1/2" frame. Available with eitherArrow-Foil or Pin-Lock construction, for opposed orparallel blade closing ensures minimum leakage. Effectiveas smoke damper. Transition piece connects toround or oval DAMPERS /Oval Ducts, add "OV" to modelnumber. For further information on Arrow -Foil and Pin-Lock DAMPERS , refer to Page 250-SRDR ound DampersModels 70/75/80 Model 85-Pin-LockFor package unit applicationsCustom Dampers6 Arrow UNITEDBy using existing models as building blocks, Arrow United isable to offer a line of custom DAMPERS for integration intoventilating, heating and air conditioning close coordination with designers, Arrow Unitedhas developed DAMPERS that not only exceed the originalrequirements for low-leakage and modulation control, butalso install easily and mesh with the original DAMPERS include applications for face and bypass,mixing box, fresh air ( DAMPERS and/or louvers) return-air andmulti-zone (double or triple deck).


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