SINGLE DUCT VAV TERMINAL UNIT MODEL: 30RW CONTROL SEQUENCE: 1P3 (CSC-3011) Nailor Industries Inc. Parallel Fan Powered VAV (TVS) Download Specs. Please enter password for: Password. 86) zinc coated steel casing, mechanically sealed, low leakage construction. •Low leakage opposed blade dampers with blade and jamb seals (single bladeSCR power controllers are designed for an accurate and cost effective way to modulate electric heat. Help to control comfort,. Rep Locator ». The real question is why use a series fan powered unit on a medium pressure ductwork. Products. This is caused by a poor valve Figure 1: Support Using Hanger Straps (Shown: Model D30RW - Single Duct VAV Terminal Unit with Hot Water Heat). Designed for control of hot or neutral and cold air. Tight close-off. Whether the requirement calls for a constant or variable air volume (VAV) single duct terminal, an electric or hot water reheat option or requires basic attenuation, the 3000 Series terminal units deliver. Nailor Industries Inc. (Rob Snyder & Debra Chavira) was fortunate to visit our Nailor Industries factory in Vegas where Nailor is currently moving into a 93,000 sq. A. VariTrane ® variable-air-volume (VAV) units lead the industry in quality and reliability and are designed to meet the specific needs of today’s applications. Based on the graph, we can see that the maximum airflow for a 6" VAV box is 515CFM. Mason Company, Inc. Mub Cav Vav 062 560ec Ec Square Duct Fans SystemairNailor Fan Powered Terminal Unit with supplemental heat is 120°F (49°C). Controllers shall include fully adjustable analog outputs and digital outputs as required utilizing a proportional plus integral control loop to control damper, electric heat and hot water coils for the purpose of. For example, the fan curve below is for a Nailor 35S Size 5. 11 - 17 - 03 VAV - FF VAV TERMINAL UNITS LINER OPTIONS TYPE: FIBER - FREE Nailor Industries Inc. This was referred to as a cooling-only box and was connected to the primary duct and led to a. PEFM 4FSJFT 445 4UFBMUI Super Quiet, Series Flow (Constant. . D3001 Single Duct Terminal Box 24×16 Inch Inlet. 16 ga. This control sequence is explained in detail in a previous article located here. A17 SINGLE DUCT TERMINAL UNITS A SINGLE DUCT TERMINAL UNITS • 3000 SERIES Performance Data • Discharge Sound Power Levels 3000 Series • Basic UnitNailor was assigned the task of developing a custom UFAD system. Daikin VAV Controller is capable of controlling the following VAV pressure-independent zone applications. in this catalog, all Nailor fan powered terminals incorporate the following features and benefits. The Variable Air Volume VAV box will then determine how much air (CFM) to pass through to the space based on the demand of the space. The 37S and 37SST Series Low Profile terminals are designed for shallow ceiling plenum applications and therefore limited to 11" (279) in height. Nailor 37S and 37SST Low Profile Terminal Units are designed for shallow ceiling plenum applications and therefore limited to 11" (279) in height. reserves the right to change any information concerning product or pricing without notice. Designed for new or existing systems, the VAV series controllers may be applied to pressure independent terminal boxes with, or without, reheat capabilities. Slim Vav Damper Unit Halton Max Box Msb. Figure 2: Support Using Unistrut and Rods (Shown: Model 3001Q - Single Duct Figure 3: Support Using Optional Supplied Hanger Brackets (Shown: Model D30RWQ - Single Duct VAV Quiet Terminal Unit with Standard Dissipative Catalogs. the discharge box or duct. DATE B SERIES SUPERSEDES DRAWING NO. q 20 ga. The ESV-VP valve package is assembled in a manufacturing setting giving you repeatable and reliable quality that otherwise may be difficult to replicate in a field setting. The Stealth Design has now been validated as the. Closed cell. SCHEDULE TPE: PROECT: ENINEER: CONTRACTOR: FAN POWERED TERMINAL UNIT WITH EPIC ECM MOTOR • HEAT ACCESSORIES SERIES FLOW • CONSTANT OR VARIABLE VOLUME MODELS: 35S, 35SW AND 35SE • UNIT. No heater should be applied to exceed this temperature. The VAV diffuser enables the control of airflow into a room with a connected thermostat. Archives. occupied mode shall be determined by [schedule or local occupancy sensor]. V2080 - Controls Enclosure. Ø8″. for VAV Terminal Units Nailor Industries Inc. Usually, inlet diameter determines VAV-box size. Nailor Industries, Inc. At the minimum setting,Nailor 3600 Series Retrofit Terminal Units are designed for all applications and are engineered to transform inefficient constant volume systems to present day variable air volume systems with low installation costs. Add to Compare. • Right-hand controls location is standard (shown) when looking inDigital Single Duct Terminal. Let us help you find an air distribution solution. This truly varies the volume of air to the space based on the space temp deviation from setpoint. • Digital VAV Terminal Units Catalog • July 24, 2018 (Supersedes: July 10, 2018 ) Author: Nailor Subject: Terminal Units CatalogTECH TIPS |. Page 1 of 1. SubmittalsAir Handlers Supply, Inc. When plotted on an RC chart, the 35SST tends to be “hissy”, while the 35SXC results in a RC 42N under the same conditions. SCHEDULE TPE: PROECT: ENINEER: CONTRACTOR: FAN POWERED TERMINAL UNIT WITH EPIC ECM MOTOR • HEAT ACCESSORIES SERIES FLOW • CONSTANT OR VARIABLE VOLUME MODELS: 35S, 35SW AND 35SE • UNIT SIZES 1 – 6 Page 2 of 2. 2 Heating/cooling system fan controls. well as VAV diffusers are engineered to provide superior comfort levels while allowing maximum flexibility for occupant adjustments. AT303 - Attenuator, 3 Foot Long. Founded. Nailor Industries Inc. which the fan airstream was no longer parallel to the primary airstream. Johnson Controls Pneumatic VAV. , Unit #2, Vaughan, ON L4K 2W4 The warehouse is filled with hundreds of products made by Nailor Industries. reserves the right to change any information concerning product or pricing without notice. 1kw increments because we make our own elements. 11 - 2 - 22 3000 3 - 13 - 18 D30RW-1 Page 2 of 2. shaft Table 8: Nailor Industries, Inc. This control sequence is explained in detail in a previous article located here. Nailor was assigned the task of developing a custom UFAD system. exterior/interior of the control enclosure box. AT37S - 3’ Long • for Models 37S and 37SST. Fan Powered Air Terminal Units - Parallel and Series - 150 to 5,600 CFM. Fiberglass with a reinforced aluminum FSK facing. Dimensions are in inches (mm). • Pneumatic or analog electronic control. Nailor Industries Inc. •22 ga. IMPORTANT:Electric re-heat units ordered with SCR or SSR, route field wiring near bottom of control box. Terminal Unit. Request a Quote. FAN POWERED TERMINAL UNIT WITH ECM MOTOR PARALLEL FLOW • VARIABLE VOLUME HEAT. VariTrane fan-powered terminal units reduce energy use and operating cost with Electronically Commutated Motor (ECM) and modulating airflow. Reduce the fan speed if possible or reselect the terminals for critical areas. 01 0. Are you looking for a reliable and efficient terminal unit for your HVAC system? Nailor offers a range of fan powered terminal units with standard height 35S. It contains information on Nailor products and solutions as well as extensive Engineering and Application sections for each product category. Complete Air Control And Distribution Solutions: Grilles Registers Diffusers VAV Terminal Units Fire Dampers Smoke Dampers Control Dampers Radiation Dampers LouversSINGLE DUCT VAV TERMINAL UNITS PRESSURE INDEPENDENT MODEL: 30RW 8EL Nailor Industries Inc. For VAV boxes what you need is a SCR solid state speed controller. Damper 38S UnderfloorFan Powered Inlet Duct Area K-Factor Velocity F-Factor Nailor's 3400 Series Mark II bypass terminal units utilize a unique cylindrical flow diverter valve for superior control and performance. Following extensive research on VAV systems involving design engineers and contractors, we have produced a range of fan powered terminal units. Single duct terminal VAV box – the simplest and most common VAV box, shown in Figures 1 and 2, can be configured as cooling-only or with reheating. 1940 – Robert E. Nailor Industries Inc. q Nailor EZvav See separate submittal. DATE B SERIES SUPERSEDES DRAWING NO. He offered a “Comparison of Room Noise Control For Series And Parallel VAV Units At Different Operating Conditions. reseres the right to change an information concerning product or pricing without notice. 4 45 400 5 60 500 6 65 550 7 95 800 8 125 1100 9 160 1400 10 210 1800 12 300 2600 14 430 3700 16 575 5000 24 x 16 1185 8400 Notes: 1. The Diamond sensor is standard on all Nailor VAV terminal units that are equipped with pressure independent controls. Michael T. SelectWorks files are exportable and easily. Our super quiet fan powered terminal units. Easy Type through dissipative silencers and Hospital Grade boxes are also accessible. Displacement. reserves the right to change any information concerning product or pricing without notice. The design achieves high. Our super quiet fan powered terminal units and fan coil units are specifically designed for low height underfloor. 2330 Main Street Columbia, SC 29201. Nailor 3400 Series Bypass Terminal Units are designed to provide. Page 1 of 2. During this period, a new configuration appeared in . 86) zinc coated steel casing, mechanically sealed, low leakage construction. Blower access panel for improved field. Nailor manufactures a unique and comprehensive line of products essential for a well designed HVAC system. Contact usone VAV terminal; even very large open areas rarely require more than two VAV terminals. Titus offers a wide variety of liners suitable to meet any application requirement. The diffuser is manufactured from corrosion-resistant steel. Reply . Sub-Category: VAV Boxes . Nailor (President and CEO)2. This was the opinion of four speakers at “Controlling Noise From Terminal Boxes,” a seminar given at the 2003 ASHRAE Annual Meeting. Valve noise. Combination/Operable Louvers, Control, Smoke, and Combination Fire/Smoke Dampers utilize electric or pneumatic actuators. VAV COOLING CFM 0% 100% AIRFLOW VAV HEATING CFM 03 8 13 THERMOSTAT OUTPUT, PSI MIXING COOLING 18 0% Some Typical Applications for the Model Series 36VR Retrofit VAV Terminals Dual Duct System Hot and cold air from the central station is distributed through the existing supply ducts and terminals. SelectWorks is designed to facilitate the work of Nailor's Manufacturers Representatives as well as Engineers and Contractors. NFB-VCHD - VAV Round Floor Boot with Actuator . Our Terminal Units are built to provide very low pressure drop and sound levels which are certified by ARI. NailorFan powered terminal units are designed to deliver a specific amount of air to the conditioned space to maintain the comfort for the occupants. Actuators. He is a former chair of TC 5. - BLUE connects to LOW. Nailor's 3400 Series Mark II bypass terminal units utilize a unique cylindrical flow diverter valve for superior control and performance. Model Series 3600. Sub-Category: VAV Boxes . Nailor's single duct terminal units are designed to provide accurate and stable airflow control for various applications. Its strongest suits are the VAV box and silencer selection sections. Both standard height and low profile units are available. Instead, all of the air passed through the fan, with an induction port located between the primary air device and the fan. Previous. Steel heavy duty return grille, 1/2" blade spacing, 38 degree deflection, blades parallel to long dimension. A typical VAV increases air flow to Max. In a standard environment the 35SST could have a similar NC as the 35SXC. The Series 36VR Nailor 3600 Series Retrofit Terminal Units are designed for all applications and are engineered to transform inefficient constant volume systems to present day variable air volume systems with low installation costs. reserves the right to change any information concerning product or pricing without notice. Nailor Curtain Type Fire Dampers Type: Type A, B and C – Both Static and Dynamic Certification: UL . Our Terminal Units are built to provide very low pressure drop and sound levels which are certified by ARI. ed. If the VAV damper is not a 90 degree damper, set the rotation limits to 45 or 60 degrees before mounting the controller. To give you a quick solution, below is the common diffuser sizes and their corresponded airflow. Nailor Industries Inc. Nailor Single Duct Exhaust Terminal Units are used to modulate exhaust flow from an occupied space in either a constant volume or variable air volume (VAV) HVAC system. The casing design and optimized silencer geometry reduce self-generated noise and pressure drop resulting in the quietest single Nailor Industries, Inc. When compared to a single duct terminal unit, the fan-powered versions have a fan that enables the induction of plenum air into the airflow. The Nailor UNI VAV diffuser enables the control of airflow into a room with a connected thermostat. [1] [2] The advantages of VAV systems over constant-volume systems include. Dual Duct units have had a renewed interest of late due to the concern for IAQ requirements and how best to meet a buildings IAQ requirements. Products: Manufacturers: A: Access Doors: Nailor, Semco: Air Blenders: KEES: Air Curtains: Ouellet, Mars: Airflow Station: Air Monitor: Air Distribution: Nailor: Air. 107. , Unit #2, Vaughan, ON L4K 2W4 The warehouse is filled with hundreds of products made by Nailor Industries. The company commenced operations at a small facility in Toronto, Canada manufacturing a single air control device. The thermostat communicates the occupant’s expectation for thermal comfort. Cold primary air (39-42°F) is mixed with plenum air to produce 55°F supply air for the zone. 44 3/8 in. Finishes. They deliver both the unobtrusive appearance required for architectural excellence and the 360° air pattern at minimum NC levels required for high performance requirements. MULTI-POINT FLOW SENSOR 5" (127) L 2 1 4 1/4" (108) D 5 6 3 4 CW TO CLOSE AIRFLOW PERIMETER GASKET 1/2" (13) FLANGE D + 4 ". Standard Features: 22 ga. On a rise in room temperature, the 36VRS reduces the hot airflow. Page 2 of 2 Dimensions are in inches (mm). Parallel fan-powered VAV systems can be used where there is a requirement for high minimum turndown on primary air (typically a requirement for high ventilation air). Nailor Industries Inc. We would like to show you a description here but the site won’t allow us. Bodily harm or death will occur if danger guidelines are not followed. 5. 86) zinc coated steel casing, mechanically sealed, low leakage construction. For example, the fan curve below is for a Nailor 35S Size 5. The UNI2-VAV is a variable volume diffuser that regulates the amount of supply air into the space. Quiet Type with dissipative silencers and Hospital Grade boxes are also available. 00) construction. Solid metal liner. Zip code search is only for US locations, for international provinces please select the country from the list. Nailor 35S, 37S, 35SST, 37SST and 35SXC Series Fan Powered Boxes are available in cooling only, electric reheat, or hot water reheat models. GMAMCO LLC. The decks work in tandem to regulate the cold and hot airstreams to provide precise volume and temperature control for the conditioned zone. This air handler configuration consists of custom-designed vertical air column units and VAV ECM fan booster boxes feeding perimeter linear convection heaters and high induction floor swirl diffusers in the interior that will be installed under the floors. Electronic VAV Retrofit Kit. NECC brings a diverse offering of products and solutions to help our customers install and maintain their VAV systems at peak performance levels. Single Duct Boxes - 80 to 8,000 CFM. The equipment that work together to deliver occupant comfort in a VAV system includes the following: Chiller System. Rep Locator - United States. 40 1/5 in. The previous version addressed only variable air volume (VAV) air-handling systems and terminal units. HVAC Diffuser CFM Chart. Plenum Box: With and Without Acoustic lining the plenum Boxes can be supplied as per the requirement of the client. VAV Box Dual Maximum Control Setpoints per Standard 90. Air Handling Unit. • Induction. Constructed as two single ducts, the 3210 consists of a dedicated hot and cold deck. The air handling unit shown below is in a mechanical room. This. 63) corrosion-resistant steel inclined opposed blade damper with extruded PVC seals (single blade on size 4, 5, 6). Johnson Controls Pneumatic VAV. To install the SRDV and convert the system to variable air volume, simply cut a rectangular hole in the existing ductwork and slide in the SRDV retrofit terminal. Compare. Fan-powered series units have fans which are always energized in occupied mode. Be sure to check out our full catalog of VAV boxes and accessories. Designed for chilling only, chilling with warm, heating only or heat/cool changeover uses. SINGLE DUCT TERMINAL UNIT WITH ELECTRIC REHEAT • DIGITALOR ANALOG CONTROLS PRESSURE. Meets the requirements of NFPA 90A, UL 181 and ASTM C655. Heavy gauge damper with polyurethane gasket rated for up to 1. Nailor Industries, Inc. Series units contain a fan that is operational at the same time as the air handling unit. reserves the right to change any information concerning product or pricing without notice. q Dust tight enclosure seal. A wide range of models, accessories, and options are available. The installing electrician should rotate the incoming electric service by phase to help balance the building electric load. MRMS-B. Contact your Nailor Representative to ensure the correct replacement actuator for your specific needs. Submittals. VariTrane® Fan-Powered Terminal Units. It is controlled with a Variable Frequency Drive (VFD) using a trim and response control sequence. The 35SST "Stealth™" Series has been especially designed for the most demanding applications where premium quality design. This is caused by a poor valveVAV Terminal Units-Nailor. Dimensions are in inches (mm). Series boxes perform better overall in providing comfort to occupants. New product releases, case studies, product & project spotlights, employee interviews, trade publication articles, and general announcements are some of the content types you can expect to find in the Nailor Airwaves. Nailor VAV Box Titus VAV Box. In many VAV systems, the exterior zones will utilize fan-powered terminal units. Setting the Rotation Limits Nailor EZvav controllers are manufactured for a damper that rotates 90 degrees from open to close. (Houston). The software will show you the right selection based on your conditions, this includes the size of the box and the amount of heating needed. (0. VariTrane fan-powered terminal units reduce energy use and operating cost with Electronically Commutated Motor (ECM) and modulating airflow. A VAV terminal modulates the supply airflow at constant temperature into an occupied space based on cooling demand. Designed for control of hot or neutral and cold air. Johnson Controls Series Fan Powered Variable Air Volume terminals are available from 100 to 4600 cfm, offering tremendous flexibility to meet a wide variety of HVAC systems design requirements. The main is considered upstream of the VAV box, while downstream of the box is considered the low-side supply. Shallow plenums are common where zoning requirements limit building height. 1" (25) liner. PEFM 4FSJFT 4 #BTJD 6OJU Quiet, Series Flow (Constant Volume). Download . These units are designed for energy conservation and. You can see it’s a pretty basic box. Standard Features: •22 ga. q Hanger brackets. Category:. Two or more VAV boxes can be controlled with one temperature sensor. The DOAS unit provides the Designer, Owner and Occupant with a series fan powered terminal unit which includes an integral chilled water sensible only coil at the plenum air inlet. read more. 3210 without Attenuator. Tested and approved to the following standards: ANSI/UL 1996, 1 st. Single Duct Box. the Tracer® SC, Tracer® UC210/UC400 VAV unit controllers and optionally, Air-Fi® Wireless Communication sensors. A true VAV box consists of an air valve and maybe a heat source only. 1-2013One of the decisions when designing a VAV system is what type of terminal units to use in the system. in monitoring overall vav box performance. Large box: Greater than 700 cfm (330 l/s). Nailor 3400 Series Bypass Terminal Units are designed to provide variable air volume supply when used with constant volume fan low pressure packaged air handling systems or roof-top air conditioning units. Select a state to see results. NailorNailor 33SZ Series Fan Powered Chilled Water Terminal Units include a cooling induction coil to use in conjunction with a DOAS (dedicated outdoor air system) and is useful in a variety of commercial applications, such as office spaces, classrooms, critical environments and laboratories. A mechanical engineer must consider several variables and equipment types when designing a VAV system. 2 ft x 2 ft. 16 ga. DATE B SERIES SUPERSEDES DRAWING NO. 江森自控VAV变风量空调系统的核心部分，便是Titus®变风量末端。 自1946年开始，江森自控旗下的Titus（泰德思）便成为世界范围建筑师、工程师和承建商首选的空调送气产品。下面就来看一看，江森自控Titus®VAV变风量末端究竟具备何种实力，可以达成这样的成绩。Nailor Industries, Inc. the existing box. Design for cooling only, cooling including reheat, heating just or heat/cool changeover applications. A common problem with standard pivoted single blade damper designs is objectionable noise and loss of modulation due to pulsating and/or a snap-closing action of the valve. 1 ½ hour or 3 hour rated models available. Variable volume with or without mixing or constant volume applications. Rep Locator ». AT303 - Attenuator, 3 Foot Long. V2080 -. $38. The VAV box is connected via a cable to a thermostat which is located within the room, or the zone. aeFOR USE IN VAV SYSTEMS & FOR FLOW MEASURING SYSTEMS. 3 - 10 - 23 UNI2-VAV VARIABLE AIR VOLUME (VAV) DIFFUSER SQUARE PLAQUE • CORNER POSTS ROUND NECK • STEEL MODEL: UNI2-VAV Nailor Industries Inc. Call Now for Price: Add to Wishlist. Dual. DATE B SERIES SUPERSEDES DRAWING NO. See separate submittal. V2072 - Transformer 120-24V, 40VA - Foot Mount. GENERAL INFORMATION • Nailor electric heaters require little or no maintenance. Unlike most other air distribution systems, VAV systems use flow. Ventilation System. A DATE B SERIES SUPERSEDES DRAWING NO. The 37S and 37SST Series Low Profile terminals are designed for shallow ceiling plenum applications and therefore limited to 11" (279) in height. Single Inlet Steel Blower Wheel 2-5/16" Diameter 1-7/8" Width 1/4" Bore with Clockwise Rotation SKU: 02100128-008-S-AA-CW-001. 540-1036 Installation Instructions June 18, 2015 . Multipoint crossflow sensor for accurate flow measurement. This air is controlled by a fan, that is affected by the static pressure in the system. The air handler will provide 55 F degree (13 Celsius) supply air to the VAV box. W 6" (152) 1/2" (13) H AIRFLOW CONTROLS ENCLOSURE FOR FACTORY MOUNTED CONTROLS 5 1/2" (140) 15 1/2" (394) OPTIONAL ACCESS DOOR LW SLIP AND DRIVE CONNECTION DAMPERVariTrane® Fan-Powered Terminal Units. From standard grilles and registers, to its architectural line of Formations® linear slot diffusers, along with a newly released series of displacement diffusers, METALAIRE has the air devices to. For 90° VAV boxes: If the damper closes CCW, turn the coupler to the CCW mechanical stop limit. Continue Sign In Go BackThis design allows the primary airflow to supply the cooling demand, similar to single duct terminal units, leaving the recirculating air section to provide the heating air volume. 6 - 17 - 20 3000 10 - 29 - 18 D30RE-2 Page 2 of 2. Dimensions are in inches (mm). Box Information Box Type Model Number Retrofit Terminal Unit Round 36 VRR Square. The diagram depicts a damper that is used to modulate airflow to the zone and a control valve. Các cảm biến nhiệt độ phòng. • Series Fan. Nailor Subject: Terminal Units Fiber-Free Liner Options Sound Power Level Correction. In most cases, damper actuators are sized specific to a specific model and size. reserves the right to change any information concerning product or specification without notice or obligation. The warmerNailor 3000 and 3100 Series Final Units are within the most versatile VAV boxes on aforementioned market, offer simply HVAC system integration with miscellaneous control packages. The fan in the air handling unit will deliver the right amount of air to the system. ROOM THERMOSTAT WITH INTEGRAL TEMPERATURE. The equipment that work together to deliver occupant comfort in a VAV system includes the following: Chiller System. Literature. At the minimum setting, the damper in the existing terminal begins to modulate, and mixing occurs. Air Handling Unit. The engineer must also consider how the terminal units are going to be. Nailor Curtain Type Fire Dampers Type: Type A, B and C – Both Static and Dynamic Certification: UL . The Nailor product catalog is the ultimate industry resource for information. Dust tight enclosure seal. The fan in the air handling unit will deliver the right amount of air to the system. Architectural Heaters; Electric Duct Heaters;. This includes units with electric coilsWe have 1 Nailor D31RW manual available for free PDF download: Installation And Operation Manual . reserves the right to change any information concerning product or pricing without notice. This type of box is a very simple design and easy to set up. reserves the right to change any information concerning product or pricing without notice. The LGB complements packaged rooftop and low pressure central station units by providing. Ceiling Dampers. . IMPORTANT:Electric re-heat units ordered with SCR or SSR, route field wiring near bottom of control box. Complete Air Control And Distribution Solutions: Grilles Registers Diffusers VAV Terminal Units Fire Dampers Smoke Dampers Control Dampers Radiation Dampers LouversNailor Industries Inc. All edges are encapsulated so that no fiberglass is. reserves the right to change any information concerning product or pricing without notice. The installing electrician should rotate the incoming electric service by phase to help balance the building electric load. NailorNailor Industries Inc. Page 1 of 2 Model Series: 3000 Single Duct 3210 Dual Duct 35S-OAI Series Fan Powered w/ O. com. Options and Accessories: Steri-liner. Page 2 of 2. When configuring the EVCB controller K factor, 515 would be entered. Selection of VAV terminals with a close coupled, independent silencer is a complex process with unpredictable results. (1. Download Table | K-factors for VAV airflow calculation. Nailor terminals. Controls enclosure for field mounted controls. 100–4100 CFM. Different sizes of HVAC diffusers can be used for the same airflow depending on the diffuser type. Rooms have a recirc box with a min flow, and a 100% outdoor air box that opens when CO2 levels reach setpoint. The decks work in tandem to regulate the cold and hot airstreams to provide precise volume and temperature control for the conditioned zone. ”. Archives. The 35S offers a compact and economical design well suited to the majority of applications. They are specifically designed for precise air delivery throughout the entire operating range, regardless of the installed inlet conditions. SINGLE DUCT TERMINAL UNIT ACCESSORIES DIGITAL OR ANALOG CONTROLS PRESSURE INDEPENDENT. The open mechanical stop is factory preset for 90° boxes. CONTROL SEQUENCE 1P3 • VAV COOLING WITH PROPORTIONAL HOT WATER HEAT • DA/NO • 3000 CONTROLLER Sequence of Operation: On a rise in space temperature, the thermostat regulates the controller to increase primary airflow. The previous version addressed only variable air volume (VAV) air-handling systems and terminal units. . VAV System Design Considerations. 3400 Series • By-Pass Box • AHRI Certification & Performance Notes. However, published research supporting the efficacy of this approach is scarce. This multiplier is commonly called k-factor, but can also be called flow multiplier, pickup gain, etc. METALAIRE is the flagship brand of Metal Industries Inc. SST models are designed for the most demanding applications utilizing "Stealth" technology with low sound levels that lead the industry. Daikin VAV Controller: • VAV Cooling Only (Application 6630) • VAV. VAV box reheat call appropriate for conditions and corresponding chiller operating point and reset status. The Variable Air Volume VAV box will then determine how much air (CFM) to pass through to the space based on the demand of the space. VAV systems supply air at a variable airflow rate from an air handling unit (AHU). Hanger brackets. With multiple control options, construction options. 17 1/2 in. Next Product. Terminal units are used within a Variable Air Volume (VAV) System to control the airflow and temperature delivered to a zone. The model you select might not exactly match the photo. Price eliminates the guess work by providing an optimized, fully tested and AHRI certified assembly. A. manufactures Air Control & Distribution products, VAV Terminal Units, Green Building products, Fan Coil Units, Electric Duct Heaters, Sound Attenuators, Air. ELECTRICAL BOX (MASTER ONLY) CONTROL DISC. (5 Pa)NailorThe series unit places the VAV damper and fan in series, separated by a mixing chamber that is open to the return air plenum or ducted to the occupied space. 3. Model 36VR Contact your Nailor Sales Rep. Next Product.