Reply . ML6161 actuators control dampers in VAV terminal units and mounting on ball valves. 001 - 9. 2 JOHNSON CONTROLS. You need about 16”-18” of clearance from the inlet of the VAV to fit the retrofit kit in. Box 50708, Dubai United Arab Emirates AIR TERMINAL UNITS (VAV) WE ZONE AIR Ver: May 2019. Parallelfan-poweredterminalunit(VPCF) Figure2. Plano Rd. As the room temperature increases, the room thermostat modu-lates the room damper open and the bypass damper is closed. Add to Cart. Programming is. Whether installed on a brick or glass wall, the Price Wireless Thermostat provides accurate system control anywhere in the occupied space. In the vertical direction, the VAV box can require up to 18", which can be a problem if above ceiling heights are relatively small. Clause 54” List Price % Discount NYS Net Price BAS Integration PC1251 (Trane) Trane Bridge 16" DIN Rail Encl Solid Door, 120 VAC X13651618010 1 $ 704. Variable Air Volume Boxes Ask Price. On controls mounted by Price but supplied by others, the air volume ranges are guidelines only. aePrice Cleanroom Aluminu m Fail Fated Fiberglass ted Metal Solid Metal P Metal Aluminum Foil Faced with perfora Fibe, Foil Faced Board Fiberglass Cloth only). 7mm thickness. efer to the control diagram supplied with each unit R for field wiring of thermostat and any accessories. Single Duct terminals are the fundamental building blocks for Variable Air Volume (VAV) systems. 5 million cycles. For applications with large damper VAV boxes or existing damper actuators. Price Lab Tests Perforated diffusers with blades in the neck, Cooling Mode. 4 Korea Variable Air Volume (VAV) Box Market Size and Price Analysis 2015-2020 4. Agency Listing/Compliance † UL916 PAZX, Open Energy Management Equipment † UL94-5V, Flammability dek Mr†CEa †. 00 USD. Materials: Galvanised steel as standard or 316 stainless steel on request. This manual covers the features, specifications, dimensions, wiring, and maintenance of the VAV products, including the damper, fan, heating coil, and controls. Also find. Fan-powered single ducted parallel with reheat - uses plenum air before using reheat for. • Pair. If you need help selecting the best unit for your application, call us at 800-227-9800. Highly effective integral attenuator; Optimised for airflow velocities of 0. This length is required for the air profile in the duct to even out before entering the box. TEC Terminal Box (VAV) Controller The TEC Terminal Box Controller provides high performance Direct Digital Control (DDC) of pressure-independent, variable-air-volume zone-level routines. 25 m/s] air velocity through the inlet collar. Ulta-Loc with NEMA 1 Enclosure & Bottom Access Door. standard Price liner options. November2022 VAV-PRC011AA-EN ProductCatalog VariTrane™Products SingleDuct/DualDuctUnits VCC,VCW,VCE,VDD EA RA OA supplyPA fan cooling coil variable-speed drive thermostat VAV box SA Variable-Air-Volume (VAV) System ©2022Trane VAV-PRC011AA-EN IntroductionA VAV box is essentially a rectangular sheet metal box with a butterfly damper/blade device inside that moves back and forth to regulate the amount of conditioned air flowing into a space. Enable an integrated, connected, and sustainable future by combining room automation and variable air volume control in one VAV box. 2. 95. Multipoint crossflow sensor for accurate. 4 Global Variable Air Volume (VAV) Box Sales, Revenue and Growth Rate by Type (2017-2022) 5. Be sure to check out our full catalog of VAV boxes and accessories. A pressure independent controlof the primary VAV damper is accomplished by use af a differential pressure grid which gives accurate controlaf air flow even with a goo bend on. The following steps can be used to manually determine NC levels based upon Standard 885-2008 Appendix E: Step 1: Identify the VAV box discharge and radiated sound power. 6 For more information visit 2. joey791. Features. 04-07-2005, 07:51 PM #3. Virtech Automation Engineers - Offering VAV Box,वैरिएबल एयर वॉल्यूम सिस्टम in Delhi, Delhi. The fire damper blades are roll formed from 1mm thk. • Interoperable Fully. 1 Global Variable Air Volume (VAV) Box Sales, Revenue and Growth Rate of Commercial VAV Boxes (2017-2022)YORKduct static pressure have made pressure-dependent boxes virtually obsolete. These can be a good intermediate option between standard VAV boxes and “air valves”. Their primary function is to regulate airflow to a zone, in response to zone temperature requirements. 200mm splitter width is standard. VAV Boxes Ask Price. At the heart of our VAV Terminal Units is our pioneering and patented Aerofoil Control Valve, which provides industry leading performance any way you look at it. IndiaMART > Industrial Coolers, Blowers & Fans > Air Blower. . 4. Watch this intro to the Zone Control Unit (ZCU) pre-wired, pre-piped VAV box from Siemens Building Technologies, Inc. List price: £578. V i2 866"' i2 865. VariTrane™ variable-air-volume units (VAV) are among the industry leaders in quality and reliability and are designed to meet the specific needs of today’s applications. Environmental Air Management Products for Industry Serving the HVAC Industry Since 1955 Home About Us Blog Contact Us. 00 50. WebSelect VAV Selection/Pricing Quick Start User Guide Page 4 Step 2 - Selecting the First VAV Box in a Project Note: The program selects, configures and prices VAV boxes all at once so when you price a box, the engineering rules are checked at the same time. New Delhi, Delhi. 00 AIR MASTER EQUIPMENTS EMIRATES LLC P. Single VAV Box capacity to handle CFM up to 7500 Cfm. Step 2: Allow spare airflow capacity. The conventional VAV box is made up of an integrated damper VAV package and is thermostat-controlled. $0. VAV. January 27, 2022. This exclusive, patented, pre-assembled variable air volume (VAV) system, delivered to job sites ready for immediate installation, will help you save time and money on job installations. You can see it’s a pretty basic box. See OSP-0302-10 for a list of approved controls. 3 India Variable Air Volume (VAV) Box Market Size and Price Analysis 2015-2020 4. index. Fan-powered VAV units feature this same design, but add a fan. VAV systems can be integrated to BA system via DDC control. efer to the control diagram supplied with each unit R for field wiring of thermostat and any accessories. Following extensive research on VAV systems involving design engineers and contractors, we have produced a range of fan powered terminal units. • VAV box Capacities range from 40– 4000 CFM in 7 sizes. $539. A terminal unit is also called a VAV box, VAV unit, or outlet box. Many times this can be seen from the floor without climbing a ladder. • E nsu r etham oi g f c p controller and any user-supplied enclosure and electronics. Next. Prices shown are Manufacturer's List prices. Price eliminates the guess work. 6 For more information visit 2. S hort Answer (using “rules of thumb”) V Max should be approximately 2/3’s to 3/4’s of VAV box V Nom. Overview. Soundspec Tool. Be sure to check out our full catalog of VAV boxes and accessories. VAV family (4) CMV System (15) VAV-Compact (13) VAV-Universal . The actuator can be positioned anywhere between 0°and 90°by the controller. 00 EA Single Duct Terminal Unit (VAV) @ 6" inlet $240. Citation 2003; Pang, Piette, and Zhou Citation 2017; Fernandez et al. Thermally Powered VAV Diffusers Thermally powered VAV diffusers, shown in Figure 1, commonly use thermal actuators to modulate the flow rate of supply air into a room according to a desired temperature setting. g. HVAC systems in commercial buildings are getting smarter every day. NORWAY COMPLETE PRODUCT OVERVIEW POSTER. 03 inch W. 7 m/s; High control accuracy, even in case of unfavourable upstream conditions Ninth Wave Technologies - Offering Galvanized Steel Casing Variable Air Volume Box, For Industrial, Shape: Circular/Round at Rs 15000/piece in Hyderabad, Telangana. Design your next air distribution system with ease by taking advantage of the many resources Krueger has available. 2 Stock Catalog & Price List Terms and Conditions PriCeS All prices listed are F. 00. Asli Mechanical Sdn. The Titus ESV is unique as it incorporates many design features that increase performance. + All Price liner options. Locating VAV diffusers is no different than locating standard diffusers. 7 yrs CN Supplier. Also find Variable Air Volume System price list from verified suppliers with contact number | ID: 10724698188Spyder® BACnet® programmable VAV controllers are MS/TP network devices designed to control HVAC equipment. Data source: U. Suggest. We can quickly provide VAV boxes, dual duct boxes and fan powered boxes that are not in stock here because Price has over 175,000 sq ft of manufacturing space and 400 employees in Atlanta, Georgia ready to build your. Price (Descending) VAV application (28) Comfort (12) Process Air (19) Residential . [1] [2] The advantages of VAV systems over constant-volume systems include. These VAV Boxes are valued amongst our clients for its features like low maintenance and best performance. near the electrical control box. 20. Contact Supplier. TROX is one of the world’s leading manufacturers of these units. Al Waha District, Riyadh 12444-8817 K. VAV controller: Note: When the air supply to the VAV box is below 10°C (50°F), ensure that condensation on the VAV box, particularly on the damper shaft, does not enter the VAV controller. Price fan powered terminal units are supplied with permanently lubricated motors. Field of application: VAV units in comfort applications. Product categories. 17 1/2 in. Variable air volume ( VAV) is a type of heating, ventilating, and/or air-conditioning ( HVAC) system. 25/1,. View Profile View Forum Posts View Forum Threads. VAV Boxes Ask Price. This probe needs to be installed about 2/3 of the way down the main supply duct run. ABOUT STRYKER VAV 1. 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. as much as $2000 to $6000 for a VAV box installed and $200 to $450 for a VAV diffuser installed. Unlike constant air volume (CAV) systems, which supply a constant airflow at a variable temperature, VAV systems vary the airflow at a constant or varying temperature. Call 1-800-552-5669 (outside of. g. Energy-efficient fan motor, permanent split capacitor type, mounted with vibration isolators. Whether you are upgrading an existing system or installing a. CAV is the older of the two options, leveraging a centralized duct system and compressor to supply constant air flow to different zones. + Price PIC controls as well as a variety of third party controls. 00 BAS Integration PC1251 (Trane) Trane Bridge 16" DIN Rail Encl Display Door, 120 VAC X13651619010 1 $ 733. - Used for VAV or constant volume application. taken through the VAV controller and the VAV's should have the provision to accept the signal. 10 V Field of application: VAV units in comfort applications Application: VAV/CAV, position control. Trane Variable Volume VariTrane Single-Duct VAV Terminal Unit Cooling 12". • Unit has one primary air inlet, one rectangular discharge outlet to the room and one rectangular bypass discharge outlet. O Box – 3180 , Ajman Phone: +971 6 7436900 Email: info@airmaster. 00% $352. Krueger-HVAC Air Distribution Products provide complete range of VAV / CAV, Diffusers, Registers, Security Grilles, Critical Environmental Products for Operation rooms etc. 00 EA $137. hotrodrob. Share. Product search A-Z Find out quickly and simply. CHICAGO, Aug. Products Price Air Distribution Terminal Units Single Duct Terminal Box SDV. RL/RM/RH with extended casing. mm. 02 in. Variable Air Volume (VAV) is a type of heating, ventilating, and/or air-conditioning (HVAC) system. /5. Electronic VAV Retrofit Kit. 7 m/s; High control accuracy, even in case of unfavourable upstream conditionsAlso find Variable Air Volume System price list | ID: 17444267962. The interlocking type blades are designed with hat shaped reinforcement ridges ensuring strength and stability. On the Unit screen, visually scan each input field and enter those fields that areVAV Diffusers 39 Air Terminals 39 Sheetmetal Ducts, Elbows & Fittings 40 - 41 Sheetmetal Accessories 42 - 43. You can configure and select multiple boxes in one application. Johnson Controls single duct units offer the typical benefits. 22 Ga. be installed directly in the supply duct, before the first VAV box or VAV diffuser in the branch being served. These VAV Boxes are valued amongst our clients for its features like low maintenance and best performance. Each meet a wide range of building applications. An indicator mark on the end of the shaft shows damper position. Please Contact us for your Account Level Pricing. We’re here to help you. Blower access panel for improved field. Overview. ft. • BACnet/IP open communication and integration with most platforms. Single Blade, Dual Density Control Damper With Polyolefin Insulation Seal. 8 mm. This growing building “smarts” comes with big benefits – energy management tightens, tenant comfort becomes more commonplace, and cost savings grow. 7 reviews. 4. VAV systems supply air at a variable airflow rate from an air handling unit (AHU). It provides commissioning support via the cloud to enhance the user experience and reduces project complexity and downtime while increasing connectivity, data transparency and cost-efficiency. The VAV box will look something like this. 00 EA Variable air volume boxes are a key component of our MicroTech® Integrated system for VAV system applications, providing consistent and reliable comfort for building occupants. Through a massive VAV box laboratory testing [83], it is reported that most VAV terminal units are highly accurate down to about 0. Chapter 1: Animation and Variable Air Volume (VAV) Box Market Product Definition, Product Types, Volume, and Revenue Analysis of Each Type in North America, Europe, Asia-Pacific, Latin America. Spacing is determined by the largest air volume. CAV and VAV are types of ventilation systems that supply air to each building region (or “zone”) and help regulate internal air temperatures. Inlet sizes: 6”,. The most common VAV box is a single-duct terminal unit, which regulates the volume of air that each space. Adjustable fan speed control. All welded joints are rust proofed by zinc paint coating. I'm looking at a the newer VariTrane Single-Duct VAV boxes (VCCF series), and the numbers you are giving above. Single Duct terminals are the fundamental building blocks for Variable Air Volume (VAV) systems. TROX Easy Product Finder Fast. • Mount the controller on a hard, even surface whenever possible. What is VAV meaning in Box? 3 meanings of VAV abbreviation. (0 to 25. หน้าแรก > สินค้า > กล่องควบคุมลม Variable Air Volume (VAV Box) Variable Air Volume (VAV Box) Krueger. 3. - Factory calibrated to job requirement. Chapter 1: Variable Air Volume (VAV) Box Market Product Definition, Product Types, Volume, and Revenue Analysis of Each Type in North America, Europe, Asia-Pacific, Latin America, Middle East, and. Receiving InspectionVAV BOX VAV BOX AIR HANDLING UNIT OUTDOOR AIR Supply Fan Exhaust Fan. VAV Boxes: In each zone, a VAV box is installed, typically in the ceiling or walls. Price recommends a minimum 2 second period at 0. The. Flexible Duct. 00 50. sg Airmaster is a renowned Sound Attenuators Manufacturers, approved by leading consultants in the region for various prestigious projects such as king saud university (K. 1 Overview The Honeywell Stryker VAV devices are configurable Lon controllers that can be used to control VAV Zone terminal boxes. All applicable terminals are rated in accordance with AHRI Standard 880, and are ETL listed to ensure product integrity and safety compliance. 4. ft. A minimum and maximum airflow are calibrated for each VAVThe 101s: Intro to VAVs. 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。KRUEGER – AIR DISTRIBUTION PRODUCTS. Pneumatic Single Duct Terminal. The simplest VAV system incorporates one supply duct that, when in cooling mode, distributes approximately 55 °F. 7 Billion in 2019 and is Projected to Reach USD 6. On the Unit screen, scan each input field and enter the fields that are blank, and change default field values that appear. 9. . Construction: Casing: High quality galvanized steel sheet of 0. in. 1. 00 EA Single Duct. - Suitable for different brand of controller. A box with a fan (series or parallel)is more of a mixing box because it mixes plenum air with supply air from the air handler. Usually, inlet diameter determines VAV-box size. All rules of thumb should be considered inaccurate and dangerous. Digital Single Duct Terminal. Receiving Inspectionavailable with any of the standard Price liner options. For Use With Pneumatic VAV Box. 3. Special designs for Ultra Low noise levels using ZEBRA valves. 95. 2008). • SDV5 - Controls by others. Johnson Controls Pneumatic VAV. Digital Single Duct Terminal. This is the easiest and most efficient way of selecting a list of VAV boxes. Single Duct Boxes - 80 to 8,000 CFM. While important in some applications, VAV boxes have a number of drawbacks. 3. (254 mm) 17 1/2 in. Prices are subject to change without notice. The FusionAir Smart Sensor series provides a slim, compact, and visually appealing room control display with a high-definition capacitive touch backlit LCD display for use with ABB Cylon® FBXi and CB Line BACnet® field controllers. If the damper for a 90° box closes CW, rotate the coupler to the CW mechanical limit. The VAV BOX market size is estimated to be USD 4. Discharge Air Temperature Control mode:Web‐Select VAV Selection/Pricing Quick Start User Guide Page 4 Step 2 - Selecting the First VAV Box in a Project Note: The program selects, configures, and prices VAV boxes all at once so when you price a box, the engineering rules are checked at the same time. For more friendly and professional advice on VAV units, please get in. For information concerning controls, components, sequence of operation, etc. 89 per kilowatt and $0. 4 of 9 Applications VAV systems have been commonly applied in various kinds of commercial office buildings for over 30 years. Three styles of VAV boxes are available: standard, fan-powered, and reheat VAV. VAV box and save configurations. Nailor 3000 and 3100 Series Terminal Units are among the most versatile VAV boxes on the market, providing easy HVAC system integration with diverse control packages. 15 V750-06-I and V750-06-C 7 78. Functional and aesthetic products to maximize occupant comfort. Return air by ceiling plenum. of lighting, and the equipment in. AX Xenta b3-866. Our company holds immense experience in this domain and is indulged in presenting a wide assortment of VAV Boxes to our customers. Interested in this product? Get Latest Price from the seller. Rectangular VAV terminal units for the extract air control in buildings with variable air volume systems, demanding acoustic requirements and low airflow velocities. The VMA1420 requires an additional damper actuator with DifferentialMount the controller on the VAV box. JOHNSON CONTROLS 3 FORM 130. No Interest if paid in full in 6 mo on $99+ with. Price SRDV retrofit terminal units are designed for installation in rectangular ductwork to easily convert a constant volume system into a variable air volume (VAV) system. VAV Terminals AHRI Standard 880 . VAV Boxes are used very frequently in office space, commercial towers, conference rooms & control area to control temperature & try to achieve a particular set point. Note : The unit is supplied as. B-ASC single-duct VAV controller for cooling only, cooling with reheat, serial/parallel fan VAV box with 4UI, 4 DO (Triac) and 2 UO. 4 3 7/8 99 10 254 12 305 8 203 12 5 5 4 7/8 124 5 127 12 305 8 203 12 5 6 5 7/8 149 5 127 12 305 8 203 12 5 7 6 7/8 174 5 127. Traditionally, a Permanent Split Capacitor (PSC) type motor was employed in these air terminal units and was capable of local adjustment only. When configuring the EVCB controller K factor, 515 would be entered. 1. Innovative. Since VAV boxes are expensive, they are typically used sparingly so that one VAV might serve up to anywhere from 3 to 10 separate offices, which results in temperature discomfort. As two different temperatures to be maintained, a normal CAV system cannot, hence, a small box called a VAV box is introduced. V2RVg SDV/SDVQ Damper Actuator Controller Manufacturer Price Controls Price Controls Honeywell Honesm. We’ll also look at the maintenance work needed for VAV boxes. Price Order No. VariTrane ® variable-air-volume (VAV) units lead the industry in quality and reliability and are designed to meet the specific needs of. 00. Tel: +603-8075 4933 Fax: +603-8075 4911. VAV Terminal Unit Selection: Using Reheat to Save Money Page: 1 of 8 Krueger Corporate Headquarters 1401 N. 00 EA DESV12 Sell Price: $261. Digital Single Duct Terminal. Mumbai, Maharashtra. When the system is functional and has been controlling for eight hours or more, evaluate the system operation using Collect VAV Diagnostics on the Action menu. 999 Yes Square Feet or Square Meters as determined by the application. I. Benefits of this approach include: Cost savings. Pickup Gain - K Factor [K] 0. 3. (1127 mm)The Variable Volume Circular type RVP-C provides volume control of extract and supply air systems across a wide range of sizes and volumes to suit any applications. Classic Enterprises. Two or more VAV boxes can be controlled with one temperature sensor. Fiber Free Internal Insulation - 3/4" thick polymer foam - no fiberglass in the airstream, suitable for hospital and cleanroom applications. 001 - 9. The airflow sensor should be able to generate this signal with only 400 toVAV Box DESV 12". Save any configuration changes to file and exit commissioning. B. 9mm thickness (standard); up to 1. Price electric coils are factory mounted, ETL listed to meet electrical safety standards, and comply with dual designation CSA 236/UL 1995. kg. 6. System optimization and monitoring of the whole system can be achieved by computerized control. Airflow Sensor of Each Size For 4 to 12 in Inlet Sizes of Standard VAV Terminals. required with ducts designed to Price specifications. Condition: New. Air Side; Prev. myVAV Box Controller Diagram In heating mode, the VAV box controller receives input from the room’s temperature sensor that it’s too cold in the space, the controller then sends a signal to the Damper Actuator (#5) which is an analog output device, to close the damper to minimum position and start to modulate the Heating Hot Water control. 1. The Price FDC, series flow, fan powered terminal unit, is designed to supply air volume to the occupied zone in response to a control signal. This truly varies the volume of air to the space based on the space temp deviation from setpoint. 00 EA DESV16 $353. LTG (Thailand) VAV Box และ CAV Box made in Germany สำหรับVariable air volume และ Constant air volume เหมาะสำหรับงานอาคารสูง ออฟฟิตสำนักงาน และคอนโด มีขนาดให้เลือกใช้. VAV boxes have been used for decades in buildings worldwide, and perform well in many situations. (356 mm) 20 1/8 in. VAV BOX VAV BOX AIR HANDLING UNIT Energy Recovery with Variable Air Volume Preconditioner Applications These diagrams illustrate how energy recovery units can be used in conjunction with other HVAC equipment. Or if there are 500 linear. , please refer to the documentation provided by the controls contractor. KMC CONTROLS VAV Control Kit. For retrofit applications, the RDV can. What colors options are available of Vav Boxes Vav Boxes color variants available are: Bare Metallic. Built locally inhouse to our exacting standards and specific material tolerances, with or without electric or hot. Blower access panel for improved field. The VAV box will look something like this. Tight close-off. [1] [2] The advantages of VAV systems over constant-volume systems include. poly armor liner, no fan, 1-row coil, no fan motor, ductSTRYKER VAV USER GUIDE 62-2030—01 2 1. Rotary actuator fail-safe for VRU, 6 Nm, AC/DC 24 V, 4 s, IP54. 20 1/8 in. 1 V750-05-I and V750-05-C 6 54. download the unit with the appropriate VAV programs and configuration settings for the unit. Series Flow Fan-powered (TCSB) Johnson Controls new Series Fan Powered Variable Air Volume terminals are available from 100 to 4400 cfm, offering tremendous flexibility to meet a wide variety of HVAC systems design requirements. The simplest VAV system incorporates one supply duct that, when in cooling. 2 IOM • VAV-SVX02*-EN — VariTrane™ Pneumatic Controls Receiving and Handling These units are shipped completely assembled with the A fan powered terminal unit (FPTU), commonly referred to as a fan powered box (FPB), is an air terminal unit which contains both a primary air inlet, as well as a local motor and blower assembly. Only available through manufacturers of VAV boxes. Integrated 3:1 design that works in any system • Integrated design eliminates wiring multiple actuator components into one VAV box for simplicity. Hard stops must be provided for 45° and 60° boxes at both fully closed and fully openWe would like to show you a description here but the site won’t allow us. 1. Superior Sensor’s unique differential pressure sensor technology, based on our proprietary NimbleSense architecture, provides many benefits for VAV systems including excellent. Fan-less or cooling-only VAV boxes are thermostat-controlled assemblies with an integral damper. The adapter plate will allow you to. As technology advances, HVAC systems must adapt as well. Discharge and radiated sound power for a 700-cfm series fan powered VAV box. Room Sound Calculator. Applications The VMA1400 Series controllers can be configured for most dual duct VAV applications. 03 inch W. VAV terminal units are fitted with automatic controls that are either pressure-dependent or pressure-independent (ASHRAE. ) and actuator. See OSP-0302-10 for a list of approved controls. Object Variables List for VAV controllers. [7. This report describes the transfer of the FDD methods from research to commercial use. Key topics critical to optimal VAV design and performance are addressed in the following chapters: 1) early design issues, 2) zone issues, 3) VAV box selection, 4) duct design, 5) supply air temperature reset, 5) fan type, size and control, 6) coils and filters, and 7) outdoor air, return air and exhaust air. Optional appurtenances: VAV damper Size tested is 6, 10 and 14, and certification applies to the following sizes: VAV terminal units that are AMCA 610 certified VAV Size K Model Number Example I: Pressure independent C: Constant Air Volume 5 35. 00 EA DESV12 Sell Price:. 1/2" diameter plated steel drive shaft. Selection of VAV terminals with a close coupled, independent. Available with standard PSC or high efficiency ECM brushless DC motor. VPDHC - Square Plaque Diffuser with VAV Heating and Cooling for 24x24 T-Bar Lay-In, Steel. List Price 1515. Cosmos enjoys being a leading brand in INDIA and have now forayed WORLD wide also. With its integral airflow sensor and programming flexibility, the VAV-SD provides every option for precision VAV box control. Fresh, outdoor air enters the energy recovery unit and is pretreated before entering the heating and cooling equipment. 2. A true VAV box consists of an air valve and maybe a heat source only.