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OC Motor Pool and Maintenance Shop <br />PDC Project 23017 Transfer Switches 26 36 00 - 3 <br />B.Store in a clean,dry space. Maintain factory wrapping or provide an additional heavy canvas or <br />heavy plastic cover to protect units from dirt,water,construction debris,and traffic. <br />C.Handle carefully in accordance with manufacturer's instructions to avoid damage to transfer switch <br />components,enclosure,and finish. <br />1.08 FIELD CONDITIONS <br />A.Maintain field conditions within manufacturer's required service conditions during and after <br />installation. <br />1.09 WARRANTY <br />A.See Section 01 78 00 -Closeout Submittals,for additional warranty requirements. <br />PART 2 PRODUCTS <br />2.01 MANUFACTURERS <br />A.Transfer Switches: <br />1.Eaton Corporation <br />2.Kohler <br />3.Caterpillar <br />4.ASCO <br />5.Source Limitations: Provide transfer switches and accessories produced by single <br />manufacturer and obtained from single supplier. <br />2.02 TRANSFER SWITCHES <br />A.Provide complete power transfer system consisting of all required equipment,conduit,boxes, <br />wiring,supports,accessories,system programming,etc.as necessary for a complete operating <br />system that provides the functional intent indicated. <br />B.Provide products listed,classified,and labeled as suitable for the purpose intended. <br />C.Applications: <br />1.Utilize open transition transfer unless otherwise indicated or required. <br />D.Construction Type: Either "contactor type"(open contact)or "breaker type"(enclosed contact) <br />transfer switches complying with specified requirements are acceptable. <br />E.Automatic Transfer Switch: <br />1.Transfer Switch Type: ​​As indicated on the drawings​​. <br />2.Transition Configuration: ​Open-transition (no neutral position)​. <br />3.Voltage: As indicated on the drawings. <br />4.Ampere Rating: As indicated on the drawings. <br />5.Neutral Configuration: ​Switched neutral​. <br />F.Comply with NEMA ICS 10 Part 1,and list and label as complying with UL 1008 for the <br />classification of the intended application (e.g.emergency,optional standby). <br />G.Do not use double throw safety switches or other equipment not specifically designed for power <br />transfer applications and listed as transfer switch equipment. <br />H.Load Classification: Classified for total system load (any combination of motor,electric discharge <br />lamp,resistive,and tungsten lamp loads with tungsten lamp loads not exceeding 30 percent of the <br />continuous current rating)unless otherwise indicated or required. <br />I.Switching Methods: <br />1.Open Transition: <br />a.Provide break-before-make transfer without a neutral position that is not connected to <br />either source,and with interlocks to prevent simultaneous connection of the load to both <br />sources. <br />2.Neutral Switching: Either simultaneously switched neutral (break-before-make)or <br />overlapping neutral (make-before-break)methods are acceptable. <br />3.Obtain control power for transfer operation from line side of source to which the load is to be <br />transferred. <br />Docusign Envelope ID: EF9C08D2-5B75-438B-8D6D-8473F81BD7C4