Specifications include, but are not limited to: Unit 1 Inverter and Battery Charger Successful bidder will remove and install Unit #1 inverter, battery chargers, backup power transformer, and 120V AC UPS Panel 1 in accordance with the National Electrical Code (NEC). The purpose of the inverter and battery chargers is to supply power from a bank of batteries to 120V AC UPS Panel 1API-PPL-1 and 125V DC Panel 1 1APH-PPL-1 for uninterrupted power (See drawing 18078-1UUU-E1701 below). The battery chargers are redundant and share the load between the 2 of them. A secondary 480V AC supplies the backup transformer (480/120) and will automatically transfer from the inverter in the case of battery power loss. While the equipment is being removed and installed the bidder will be responsible for keeping power supplied to the 125V DC panel and 120V AC UPS Panel 1. The bidder will be responsible for the removal of any equipment or structure to gain access to the UPS. If the siding is removed from the building for the project, the old siding will be discarded and new siding will be used. See below for existing equipment pictures, nameplate, and drawings. Freight charges should be included in the bid. OMPA is a State Agency and is Tax-Exempt Entity. No tax is to be charged to OMPA. OMPA has and will provide upon award a valid Tax-Exemption Certificate. Your work weeks to complete the job are based on the hours the successful bidder deems needed to complete defined work. OMPA will assume no additional hours unless agreed to in a Change Order. Change Orders: Changes, Increases, or reduction in the overall proposed scope of work may require a revision in pricing and will require a Change Order by OMPA. At no time will additional pricing be paid unless a change order has been issued and approved in advance of the work. The Plant Manager David W. Huff and the OMPA General Manager must agree prior to any change order. This project is Turn-Key with Firm Pricing. All work shall be warranted for one full year following the completion of the project.
