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Southern Human Services Center Smith Sinnett /2020072 <br />HVAC and Roof Renovations Orange County,North Carolina <br />Air Terminal Units 23 36 00 - 2 <br />6.Price Industries,Inc <br />7.Trane,a brand of Ingersoll Rand <br />8.Tuttle and Bailey <br />9.Titus <br />10.Or Approved Equal <br />B.General: <br />1.Factory-assembled,AHRI 880 (I-P)rated and bearing the AHRI seal,air volume control <br />terminal with damper assembly,flow sensor,externally mounted volume controller,duct <br />collars,and all required features. <br />2.Control box bearing identification,including but not necessarily limited to nominal cfm, <br />maximum and minimum factory-set airflow limits,coil type and coil (right or left hand) <br />connection,where applicable. <br />C.Unit Casing: <br />1.Minimum 22 gage,0.0299 inch galvanized steel. <br />a.Casing leakage to meet ASHRAE Std 130. <br />2.Air Inlet Collar: Provide round,suitable for standard flexible duct sizes. <br />3.Unit Discharge: Rectangular,with slip-and-drive connections. <br />4.Acceptable Liners: <br />a.1 inch thick,foil-faced,fibrous-glass complying with ASTM C1071. <br />1)Secure with adhesive. <br />2)Coat edges exposed to airstream with NFPA 90A approved sealant. <br />3)Cover liner with non-porous foil. <br />b.Liner not to contain pentabrominated diphenyl ether (CAS #32534-81-9)or <br />octabrominated diphenyl ether. <br />D.Damper Assembly: <br />1.Heavy-gage,galvanized steel or extruded aluminum construction with solid steel,nickel- <br />plated shaft pivoting on HDPE,self-lubricating bearings. <br />2.Provide integral position indicator or alternative method for indicating damper position over <br />full range of 90 degrees. <br />3.Incorporate low leak damper blades for tight airflow shutoff. <br />E.Hot Water Heating Coil: <br />1.Coil Casing: Minimum 22 gage,0.0299 inch galvanized steel,factory-installed on terminal <br />discharge with rectangular outlet,duct connection type. <br />2.Coil Fins: Aluminum or aluminum plated fins,mechanically-bonded to seamless copper <br />tubes. <br />3.Coil leak tested to minimum 350 psig. <br />4.Base performance data on tests run in accordance with AHRI 410and units to bear AHRI 410 <br />label. <br />F.Electrical Requirements: <br />1.Single-point power connection. <br />2.Equipment wiring to comply with requirements of NFPA 70. <br />G.Control Transformers: Factory supplied and mounted for electric and electronic control <br />applications. <br />H.Controls: <br />1.DDC (Direct-Digital Controls): <br />a.Bi-directional Damper Actuator: 24 volt,powered closed,​spring return open​. <br />b.Microprocessor-Based Controller: Air volume controller,pressure-independent with <br />electronic airflow transducers,factory-calibrated maximum and minimum CFM's. <br />1)Occupied and unoccupied operating mode. <br />2)Remote reset of temperature or CFM set points. <br />3)Proportional,plus integral control of room temperature. <br />4)Monitoring and adjusting with portable terminal. <br />DocuSign Envelope ID: 94E7997D-4F29-42F6-A9B4-0A160438D2A6