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Guide Specification for CU-3 <br />Project: Ramsey WTP <br />Prepared By: Tim May <br />GUIDE SPECIFICATIONS — 38AUDTI4AOA6-OAI CO <br />Commercial Air -Cooled Condensing Units <br />HVAC Guide Specifications <br />Size: 14 <br />10/10/2024 <br />09:24AM <br />Part 1: General <br />SYSTEM DESCRIPTION <br />1.01. Outdoor -mounted, air-cooled condensing unitsuitableforon-the-ground or rooftop installation. Unitshall consistofa hermetic <br />scroll air-conditioning compressor(s) assembly, an air-cooled coil, propeller -type condenserfans, and a control box. Unitshall <br />discharge supply air upward as shown on contract drawings. Unitshall be used in a refrigeration circuit matched with a <br />packaged air -handling unit. <br />QUALITYASSURANCE <br />1.01. Unitshall be rated in accordance with AHRI Standard 360. <br />1.02. Unit construction shall complywith ANSI/ASHRAE 15 safety code latest revision and complywith NEC. <br />1.03. Unitshall be constructed in accordance with UL 1995 standard and shall carrythe UL and UL, Canada label. <br />1.04. Unit cabinet shall be capable ofwithstanding 500-hoursaltsprayexposure perASTM B117 (scribed specimen). <br />1.05. Air-cooled condenser coils for hermetic scroll compressor units (38AUZ) and 38AUD shall be leaktested at 150 psig, and <br />pressure tested at650 psig. <br />1.06. Unitshall be manufactured in a facility registered to ISO 9001:2000 manufacturing qualitystandard. <br />DELIVERY, STORAGE, AND HANDLING <br />1.01. Unitshall be shipped as single package only, and shall be stored and handled according to unit manufacturer's <br />recommendations. <br />WARRANTY (FOR INCLUSION BYSPECIFYING ENGINEER.) <br />Part2: Products <br />EQUIPMENT <br />2.01. General: <br />A. Factory -assembled, single piece, air-cooled condensing unit. Contained within the unit enclosure shall be all factorywiring, <br />piping, controls, compressor, holding charge, and special features required priortofield start-up. <br />2.02. Unit Cabinet: <br />A. Unit cabinetshall be constructed ofgalvanized steel, bonderized and coated with a prepainted baked enamel finish. <br />B. A heavy -gauge roll -formed perimeter base rail with forklift slots and lifting holes shall be provided to facilitate rigging. <br />2.03. Condenser Fans: <br />A. Condenserfans shall be direct driven, propellertype, discharging airvertically upward. <br />B. Fan blades shall be balanced. <br />C. Condenserfan discharge openings shall be equipped with PVC -coated steel wire safety guards. <br />D. Condenserfan and motorshaftshall be corrosion resistant. <br />2.04. Compressor: <br />A. Compressor shall be of the hermetic scroll type . <br />Commercial Split Systems Builder 1.67 Page 11 of 15 <br />