VAV COOLING CFM 0% 100% AIRFLOW VAV HEATING CFM 03 8 13 THERMOSTAT OUTPUT, PSI MIXING COOLING 18 0%. 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. Hahn Mason Air Systems are experts in the design and application of. The associated thermostat is in the space and is. Each VAV unit and accessory is shipped with an identification label showing the Carnes order number, unit item number from the order, unit model number, maximum and minimum CFM settings on terminal units with pressure independent control options, and unit tagging (or mark). Attenuator. (0. Nailor Subject: Models: 35SST, 35SWST & 35SEST Fan Powered Terminal Unit with EPIC ECM or PSC Motor - Stealth and FN2 option Keywords: Fan Powered Terminal Unit with EPIC ECM or PSC Motor and FN2 option - 'Stealth' - Series Flow - Constant or Variable Volume - Models: 35SST, 35SWST & 35SEST - Unit Sizes 1 - 6 Created Date: 1/22/2014. The installing electrician should rotate the incoming electric service by phase to help balance the building electric load. See examples below. Low Profile. Price Titus Krueger Tuttle & Bailey Anemostat Nailor Metalaire Fixed 3 Cone Diffuser Lay In Ceiling SFAB * ASCD TMS-AA-3 51400, 51450 (Fr 23) A1300, A1200 EPL (Alum) ARNS-L 5700AL-6 Adjustable 3 Cone Diffuser Lay In Ceiling SJAB * ASCDA TMSA-AA-3 51400, 51450 (Fr 23) A1300A, A1200A EI-D (Alum) ARNSA-L 5800AL-6nailor vav box with 12" inlet in existing large conference 4s75. 11 - 2 - 22 3000 3 - 13 - 18 D30RW-1 Page 2 of 2. reseres the right to change an information concerning product or pricing without notice. The core design produces a low velocity helical "swirl" discharge air pattern. AT37SW - 3’ Long • for Models 37SW and 37SWST. Zip code search is only for US locations, for international provinces please select the country from the list. At the minimum setting, the damper. Click the link below to send us an email!using Nailor's Diamond Flow Sensor as the airflow measuring device. The fan is. A direct acting thermostat controls both the36VRS unit and the modulating tandem damper in the existing box. 20 GA. However, published research supporting the efficacy of this approach is scarce. reserves the right to change any information concerning product or specification without notice or obligation. Electric Heaters for VAV Terminal Units • 3000, 3200, 3400, 35S, 35SST, 37S, 37SST, 38S, 35N, 37N Series • Installation Instructions Epic Fan Volume Controller w/ Genteq EON ECM Motor Installation Instructions System Components. reserves the right to change any information concerning product or pricing without notice. The primary air was stillNailor Industries Inc. Nailor 1220SS(-3) Stainless Steel Fire/Smoke Dampers are ideal for high humidity, mildly corrosive or, with optional Type 316 construction, more severe environment applications where building codes require both a fire damper for the protection of ductwork penetrations and also require a leakage rated damper for operational smoke control. All Nailor electric heaters are staged per specifications. This includes the load on the space, the static pressure in the ductwork, the types of terminal units, and the occupancies in the space. . (0. Unlike most other air distribution systems, VAV systems use flow. Products: Manufacturers: A: Access Doors: Nailor, Semco: Air Blenders: KEES: Air Curtains: Ouellet, Mars: Airflow Station: Air Monitor: Air Distribution: Nailor: Air. SRDV, SRPV. When plotted on an RC chart, the 35SST tends to be “hissy”, while the 35SXC results in a RC 42N under the same conditions. VAV System Design Considerations. Steven T. reserves the right to change any information concerning product or pricing without notice. Post Likes. For more friendly and professional advice on VAV units, please get in touch via our contact us page or give us a call on 01842 765657. 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. reserves the right to change any information concerning product or pricing without notice. They offer a range of VAV boxes for different applications and zones, such as single duct, dual duct, fan. All rules of thumb should be considered inaccurate and dangerous. , offering a complete line of air distribution and air terminal products. Nailor Industries Inc. Older posts. Variable volume with or without mixing or constant volume applications. well as VAV diffusers are engineered to provide superior comfort levels while allowing maximum flexibility for occupant adjustments. Hệ thống biến đổi lưu lượng gió bao gồm các thành phần chính như: Thiết bị bay hơi (thường là AHU) với quạt biến tần. The air handler only drives the cool air through the VAV damper. 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). 1. 63) corrosion-resistant steel inclined opposed blade damper with extruded PVC seals (single blade on size 4, 5, 6). Nailor #300-205 TSTAT for VAV Electric Controls. Options and Accessories: Steri-liner. Nailor D3001 24X16” VAV Steri-Liner-ACC Door-Enclosure. Control Sequences. • Electric Coil is mounted in an integral attenuator section. The engineer must also consider how the terminal units are going to be controlled. Filter by Province. exterior/interior of the control enclosure box. reserves the right to change any information concerning product or pricing without notice. Variable air volume. Dan Int-Hout is chief engineer at Krueger in. SINGLE DUCT TERMINAL UNIT WITH HOT WATER REHEAT • ACCESSORIES DIGITAL CONTROLS • PRESSURE. Nailor 3000 Series Single Duct Terminal units are, simply put, versatile. D3001 Single Duct Terminal Box 24x16 Inch Inlet. 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 damper and flow sensor enable the control of ventilation air when paired with a VAV DOAS. DATE B SERIES SUPERSEDES DRAWING NO. Nailor 2 Row Hot Water Coils 12 Inch. AT35SE - 3’ Long • for Models 35SE and 35SEST. 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. They can also be used as perimeter boxes in a traditional VAV system where the box fans can use the plenum heat to offset the building skin loss. Nailor 3400 Series Bypass Terminal Units are designed to provide. Figure 1 is a diagram of a typical single-duct pressure- independent VAV box with hydronic reheat. Dimensions are in inches (mm). Useful in a variety of commercial and educational. Gus Faris is vice president, engineering at Nailor Industries in Kingwood, Texas. As the cooling load decreases the box closes off. SelectWorks files are exportable and easily. Terminal Units. [1] [2] The advantages of VAV systems over constant-volume systems include. Page 2 of 2. Nailor Subject: Terminal Units Fiber-Free Liner Options Sound Power Level Correction. NECC brings a diverse offering of products and solutions to help our customers install and maintain their VAV systems at peak performance levels. 86) galvanized steel casing, mechanically sealed, low leakage construction. Shallow plenums are common where zoning requirements limit building height. Available in several configurations, each 3000 Series is VAV box airflow rate commensurate with damper position and within minimum and maximum settings. Step 2: Allow spare airflow capacity. DATE B SERIES SUPERSEDES DRAWING NO. VAV Terminal Units: Bypass Terminus Units: Nailor 3400 Series Circumvent Cable Units are designed to provide variable air volume supply when use more. on a rise in room temperature, modulate the air damper. D3001 NAILOR 12 INCH SINGLE DUCT VAV BOX. . Viconics’ R820 SCR power controller has been designed for safe and reliable control of electric heat loads. Wireless HVAC Control. Designed for control of hot or neutral and cold air. Nailor Industries Inc. Combination/Operable Louvers, Control, Smoke, and Combination Fire/Smoke Dampers utilize electric or pneumatic actuators. If you need help selecting the best unit for your application, call us at 800-227-9800. ed. Description. Michael T. This situation is exacerbated in laboratories due to the wide range in internal loads (Figure 1). (Air Control & Air Distribution products, VAV Terminal Units, Green Products, Electric Duct Heaters), Engineered Comfort (Fan Coil Units), Thermal Daikin VAV Controller is capable of controlling the following VAV pressure-independent zone applications. Nailor Industries Inc. Chilled Beams. 86) zinc coated steel casing, mechanically sealed, low leakage construction. Our super quiet fan powered terminal units and fan coil units are specifically designed for low height underfloor. For 45° and 60° VAV boxes: The mechanical stops must be set for both the fully closed and fully. The Group consists of several business units: Nailor Industries, Inc. Page 1 of 1. A longer answer is required. 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. Steel heavy duty return grille, 1/2" blade spacing, 38 degree deflection, blades parallel to long dimension. (1. Nailor 3000 and 3100 Series Single Duct VAV Terminal Units feature a compact and versatile design that results in a system component which has minimal pressure drop that reduces fan horsepower requirements, and low noise generation for quiet operation. Following extensive research on VAV systems involving design engineers and contractors, we have produced a range of fan powered terminal units. Nailor D3001 14” VAV Steri-Liner-ACC Door-Enclosure. VAV TERMINAL UNITS Nailor Industries Inc. 86) zinc coated steel casing, mechanically sealed, low leakage construction. 6 - 26 - 09 NFD 5 - 15 - 09 NFD-VAV-1 VAV FLOOR "SWIRL" DIFFUSER CONTROL DIAGRAM UNDERFLOOR AIR DISTRIBUTION SYSTEMS VAV • COOLING ONLY MODEL: NFD-VAV Nailor Industries Inc. The equipment that work together to deliver occupant comfort in a VAV system includes the following: Chiller System. You can see it’s a pretty basic box. . Single Duct Terminal Unit with Factory Mounted Valve Package. 978. Nailor (President and CEO)2. Nailor was assigned the task of developing a custom UFAD system. CURB-SEISMIC-16. It is important during commissioning for many reasons. •16 ga. Nailor terminals. 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. 3 - 30 - 17 3000 10 - 28 - 16 D3001-2 Page 2 of 2. 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. We’re here to help you. 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. Nailor Curtain Type Fire Dampers Type: Type A, B and C – Both Static and Dynamic Certification: UL . g. 86) galvanized steel casing, mechanically sealed, low leakage construction. 1-2013Nailor’s unit is half the width of competitors’ units allowing easier fits into tight spaces and easer handling; Nailor units have the most stable fan operation in the industry with a maximum of +/- 5% of setpoint regardless of the fan speed, damper position and inlet static pressure. A wide range of models, accessories, and options are available. In a standard environment the 35SST could have a similar NC as the 35SXC. All Nailor electric heaters are staged per specifications. com 2010 | Fan-Powered Terminal Units | 1 There have been several different research projects that have investigated the efficiency of series and parallel fan powered terminal unitsfan boxes at the perimeter, and single damper VAV units were the rule. Underfloor Air Distribution Catalog - Section A - Product Overview. 65MB. Nailor manufactures its own electric heating coils. •22 ga. Complete Air Control And Distribution Solutions: Grilles Registers Diffusers VAV Terminal Units Fire Dampers Smoke Dampers Control Dampers Radiation Dampers LouversNailor Industries Inc. V Min should be approximately 1/3 to 1/4 of VAV box V Max. reserves the right to change any information concerning product or pricing without notice. “The sequences are necessarily complex in. 86) zinc coated steel casing, mechanically sealed, low leakage construction. The 35S Series provides many standard design features and superior sound performance when compared with other basic model designs. Nailor manufactures its own electric heating coils. Do notThe new location address will be 380 Bradwick Dr. fan boxes at the perimeter, and single damper VAV units were the rule. Dimensions are in inches (mm). Common applications include:VAV Box Types Fan Powered and Shut Off VAV Boxes waiting to be Installed Cool Only Single Duct Series VAV (non-fan powered) – The most basic VAV box I have ever seen was simply a box with a damper inside it that was controlled by an actuator. DANGER represents the most severe hazard alert. 5. 5" w. Download . NECC has arranged to have the manufacturer build a special universal replacement kit to repl ace most of the models already out in the field. Terminal units are used within a Variable Air Volume (VAV) System to control the airflow and temperature delivered to a zone. 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. shaft Table 8: Nailor Industries, Inc. Model TSS terminals provide variable air volume (VAV) control beyond the typical single duct box. 978. and the HVAC industry. Series boxes are often used with low temperature primary systems. Inc VAV Terminals, TVS Series Parallel Fan-Powered, Standard Height, 50/60 Hz . Johnson Controls Pneumatic VAV. AT37N - 3’ Long. Enhanced sequences to existing sections, such as an addendum that provides automatic and dynamic calculation of VAV box minimum airflow setpoints. Boiler System. Variable air volume (VAV) / Constant Volume boxes are great energy savers by delivering the exact amount of heated or cooled air to the conditioned space. Shallow plenums are common where zoning requirements limit. Digital VAV Controllers shall be responsible for monitoring and controlling directly connected VAV Terminals as required. Displacement. See separate submittal. Engineered Polymer Foam Insulation (EPFI), 1/2-inch & 1-inch thickness. q 24 VAC control transformer. Learn about the features,. 10. 96 each. 1 1. . (1. Constructed as two single ducts, the 3210 consists of a dedicated hot and cold deck. reserves the right to change any information concerning product or specification without notice or obligation. downstream ductwork and diffusers [typically 0. SST models are designed for the most demanding applications utilizing "Stealth" technology with low sound levels that lead the industry. Foil faced duct board insulation, 13/16 inch thickness. 25 — 0. damper in the existing box. 1kw increments because we make our own elements. Quiet Type with dissipative silencers and Hospital Grade boxes are also. 5" w. Nailor 3400 Series Bypass Terminal Units are designed to provide. 1 ½ hour or 3 hour rated models available. They deliver both the unobtrusive appearance required for architectural excellence and the 360° air pattern at minimum NC levels required for high performance requirements. Rooms have a recirc box with a min flow, and a 100% outdoor air box that opens when CO2 levels reach setpoint. For example, the maximum rating of a VAV box for a general office with a desired NC level of 30 should be no more than NC 35. Single Duct Boxes - 80 to 8,000 CFM. Steel heavy duty filter grille, 1/2" blade spacing, 38 degree deflection, blades parallel to short dimension. Aluminum Model ARNS and 2 or 3 cone models. Series units contain a fan that is operational at the same time as the air handling unit. "Notch and tuck" fabrication and full seam length steel Z-strip construction. and our comprehensive line of Air Distribution, Air Control and Air Terminal Unit products. They have been specifically designed and tested for use with variable air volume single duct terminal units. D3001 - Single Duct Box • DDC Controls. reserves the right to change any information concerning product or pricing without notice. Heating and cooling equipment fans, heating and . 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. GENERAL INFORMATION • Nailor electric heaters require little or no maintenance. The resulting unit, including the heater and the VAV damper, shall be no longer than 37" (940) in length. Fiber-free liner. If you need help selecting the best unit for your application, call us at 800-227-9800. This multiplier is commonly called k-factor, but can also be called flow multiplier, pickup gain, etc. When configuring the EVCB controller K factor, 515 would be entered. Johnson Controls Pneumatic VAV. 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. Johnson Controls Parallel Fan Powered Variable Air Volume terminals are available from 100 to 4100 cfm, providing flexibility in performance ranges to meet a multitude of system design requirements. On a rise in room temperature, the 36VRS reduces the hot airflow. Nailor offers a range of terminal units for different HVAC system integration needs, such as cooling, heating, reheat, heat/cool changeover and DOAS. reserves the right to change any information concerning product or specification without notice or obligation. Controller (ATEC) VAV with Reheat (GLB) with Reheat/Fan/Spare DO . 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 ". 5. Nailor Variable Air Volume Terminal Units. NFB-VCHD - VAV Round Floor Boot with Actuator . from publication: Stability and accuracy of variable air volume box control at low flows. rieindstries . Phone: 803. This is to allow CO2 demand controlled ventilation. They are specifically designed for precise air delivery throughout the entire operating range, regardless of the installed inlet conditions. DATE B SERIES SUPERSEDES DRAWING NO. Standard Features: 22 ga. CTE-5100s are provided with limited and unlimited outputs. TM UT TALLAT TAT DT 2 TM UT TALLAT TAT DT Manual priceindustriesco PRODUCT OVERVIEW Fan Powered Constant Volume Units – FDC-1-X, FDC-G2 This unit may be flipped 180°, and is provided with top and bottom access panels by default. 3210 without Attenuator. Daikin VAV Controller: • VAV Cooling Only (Application 6630) • VAV Cooling or Heating (Application 6631) • VAV with Electric Reheat or Baseboard Radiation (Application 6632) • VAV with Hot Water Reheat (Application 6633) FIAT Nailor has independently tested and cataloged their dual duct sound data based upon the use of Steri-Liner (high density foil back insulation) rather than standard dual density fiberglass insulation as used in the above terminal units. • Digital VAV Terminal Units Catalog • November 1, 2022 (Supersedes: October 4, 2022 ). SINGLE DUCT VAV TERMINAL UNIT MODEL: 30RW CONTROL SEQUENCE: 1P3 (CSC-3011) Nailor Industries Inc. VAV Box Location - Since VAV boxes must be located in the branch ductwork, they are often placed above the ceiling. (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. 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. Nailor 3000 and 3100 Browse Terminal Units are amidst the most versatile VAV boxes on the market, supplying easy HVAC system integration with diverse control packages. V2080 -. Pneumatic VAV Controllers & Sensors. As a result, this broad line of products is used by most major North. To locate a Nailor representative in your area click "Rep Locator" link on the top of the page. This includes the load on the space, the static pressure in the ductwork, the types of terminal units, and the occupancies in the space. The Nailor UNI VAV diffuser enables the control of airflow into a room with a connected thermostat. Sub-Category: VAV Boxes . AT303 - 3 Foot Long. Rep Locator - Canada. A wide range of models, accessories, and options are available. The K factor is the point at which the size of the box, shown in inches, converges with the maximum airflow at 1"w. AT35SW - 3’ Long • for Models 35S and 35SST. SteriLoc is 13/16” foil face duct board liner. Maximum height of 10. aeFOR USE IN VAV SYSTEMS & FOR FLOW MEASURING SYSTEMS. Hanger brackets. GMAMCO LLC. This is a LEED building that uses a dual VAV system to serve large classrooms. 9 - 28 - 15 NFD 8 - 20 - 14 NFD-VAV-2 VAV FLOOR "SWIRL" DIFFUSER WITH ACTUATOR UNDERFLOOR AIR DISTRIBUTION SYSTEMS • VAV COOLING ONLY• EXTENDED DEPTH FLOW REGULATOR/ DUST BASKET OPTION MODEL: NFD-VAV Nailor Industries Inc. Multiple Download been Selected. , operating under Nailor International Group is a privately held, family owned company with Group headquarters located in Houston, TX. The design achieves high. 8" VAV BOX NAILOR VAV BOX 8 INLET. A. occupied mode . Nailor GTA stocks all the standard Diffusers, Grilles/Registers, VAV Boxes, Curtain Type Fire Dampers, Fire Stop Flaps, Access Doors, Damper Actuators and Fans to meet the. The noise only seems to. Nailor 3000 Series Single Duct Variable Volume Terminal Units . Page 1 of 2. 2 - 6 - 23 3100 5 - 7 - 21 D31RW Page 2 of 2. 5 - 12 - 22 VAV. Parallel Fan Powered Low Height (TVL) A popular option for heating and cooling perimeter zones. Finally, as VAV fan powered terminal units are in common use, both installation and maintenance will be familiar to all concerned. • VAV section is lined with 13/16" (21), thick, 4 lb. 2 ft x 2 ft. 08-29-2008. A. reserves the right to change any information concerning product or pricing without notice. Previous. 19 7/8 in. Your Source for “In-Stock” Nailor Products, the warehouse is filled with hundreds of products made by Nailor Industries, Soler & Palau, Jenco Fans, Honeywell and Belimo. the existing box. 3. VAV BOXES WITH HOT WATER REHEAT: PROVIDE THE FOLLOWING FOR ALL AIR TERMINAL UNIT BOXES. Fire Rated. NOTE: Product pictures shown represent the general type of device listed. Damper characteristics include: 90 travel (retrofit units) or 45 travel (single duct, dual duct, and fan powered units) counterclockwise rotation to open 1/2 in. This air is controlled by a fan, that is affected by the static pressure in the system. Dimensions are in. Price eliminates the guess work by providing an optimized, fully tested and AHRI certified assembly. Models 3400, 34RW, 34RE See Page F3 ARI CERTIFICATION Nailor is a participating company in the Air Conditioning and Refrigeration Institute’s 880 certification program forThe VAV diffuser enables the control of airflow into a room with a connected thermostat. Taylor, PE Taylor Engineering Alameda, CA. Meets the requirements of NFPA 90A, UL 181 and ASTM C655. 江森自控Titus®VAV变风量末端. 1953 – Richard Hahn, Sr. (Air Control & Air Distribution products, VAV Terminal Units, Green Products, Electric Duct Heaters), Engineered. UNITED STATES | CANADA | INTERNATIONAL. This control sequence is explained in detail in a previous article located here. Nailor EZvav controllers are manufactured for a damper that rotates 90 degrees from open to close. 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. Zip code search is only for US locations, for international provinces please select the country from the list. reserves the right to change any information concerning product or specification without notice or obligation. Nailor 3000 Series Single Duct Terminal units are, simply put, versatile. 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. Stainless Steel Heavy Duty Return Grille, ¾” Blade Spacing, 45° Deflection. Page 1 of 2 Model Series: 3000 Single Duct 3210 Dual Duct 35S-OAI Series Fan Poweredw/ O. NailorNailorA mechanical engineer must consider several variables and equipment types when designing a VAV system. Boiler System. 6/20 IOM-EHVAV (Supercedes 4/02) Page 1 of 4. 40 1/5 in. Multipoint crossflow sensor for accurate flow measurement. Minimum airflow limits are based upon . "Notch and tuck" fabrication and full seam length steel Z-strip construction. Send an email directly to Temperature Control Company LLC. VAV box reheat call appropriate for conditions and corresponding chiller operating point and reset status. Advanced Variable Air Volume. Do not The new location address will be 380 Bradwick Dr. Dimensions are in inches (mm). Fan Powered Air Terminal Units - Parallel and Series - 150 to 5,600 CFM. manufactures Air Control & Distribution products, VAV Terminal Units, Green Building products, Fan Coil Units, Electric Duct Heaters, Sound Attenuators, Air. This type of box is a very simple design and easy to set up. S hort Answer (using “rules of thumb”) V Max should be approximately 2/3’s to 3/4’s of VAV box V Nom. DATE B SERIES SUPERSEDES DRAWING NO. The air handling unit shown below is in a mechanical room. This control sequence is explained in detail in a previous article located here. Their pleasing appearance blends well with. demand will throttle their VAV boxes down as far as their minimum flows, and if the air is still too cold, will then reheat the air using a hot water or electric resistance coil at each zone. V2072 - Transformer 120-24V, 40VA - Foot Mount. ACC. 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. 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. SINGLE DUCT TERMINAL UNIT ACCESSORIES DIGITAL OR ANALOG CONTROLS MODELS: D3001 AND. •Venturi valve inlet for reduced pressure drop. Page 2 of 2 Dimensions are in inches (mm). It is controlled with a Variable Frequency Drive (VFD) using a trim and response control sequence. 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. Nailor Fan powered terminal units are designed to deliver a specific amount of air to the conditioned space to maintain the comfort for the occupants. Fiberglass with a reinforced aluminum FSK facing. Nailor 3000 Series Single Duct Terminal units are simply put, versatile. VariTrane™ Fan-Powered Series Terminal. 2038. 33RL-SS. Controls enclosure for field mounted controls.