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DocuSign Envelope ID: 9826C043- 4C32- 49CD- A4CC- DC28ABAB7CE7 <br />SECTION 239500 — MULTI - INDOOR VRV SYSTEM <br />D. SOUND: <br />1. Nominal sound pressure levels shall be as shown below. <br />MODEL NUMBER <br />SOUND PRESSURE LEVEL dB(A) <br />REYQ72TAYD* <br />58 <br />REYQ96TAYD* <br />61 <br />REYQ120TAYD* <br />61 <br />REYQ144TAYD* <br />65 <br />REYQ168TAYD* <br />65 <br />REYQ192TAYD* <br />63 <br />REYQ216TAYD* <br />64 <br />REYQ240TAYD* <br />66 <br />REYQ264TAYD* <br />66 <br />REYQ288TAYD* <br />68 <br />REYQ312TAYD* <br />68 <br />REYQ336TAYD* <br />68 <br />REYQ360TAYD* <br />66 <br />REYQ384TAYD* <br />68 <br />REYQ408TAYD* <br />69 <br />REYQ432TAYD* <br />70 <br />REYQ456TAYD* <br />70 <br />2. Night setback control of the fan motor for low noise operation by way of automatically lim- <br />iting the maximum speed shall be a standard feature. Operation sound level shall be se- <br />lectable from 3 steps. <br />OPERATION SOUND dB(A) <br />NIGHT MODE <br />SOUND PRESSURE LEVEL dB(A) APPROX. <br />Level 1 <br />55 <br />Level 2 <br />50 <br />Level 3 <br />45 <br />E. CONDENSER COIL: <br />1. The condenser coil shall be manufactured from copper tubes expanded into aluminum <br />fins to form a mechanical bond. <br />2. The heat exchanger coil shall be of a waffle louver fin and rifled bore tube design to en- <br />sure high efficiency performance. <br />3. The heat exchanger on the condensing units shall be manufactured from Hi -X seamless <br />copper tube with N -shape internal grooves mechanically bonded on to aluminum fins to <br />an a -Pass Design. <br />4. The fins shall be coated with an anti - corrosion hydrophilic blue coating as standard from <br />factory with a salt spray test rating of 1 000h per ASTM test standards. <br />Reece, Noland & McElrath, Inc. 239500-28 Orange County Board of Elections <br />Orange Co., NC 05/04/18 <br />