1.) SCOPE The generators with natural gas will need to be furnished and installed at lift stations located on 25th Ave and 3rd Ave and they need to include the following: • Preparation of base. • Form, rebar, and pour concrete mix. • Set generator. • Furnish and install automatic transfer switch. • Furnish and install conduit o Electric meter to transfer switch o Transfer switch to generator (underground) • Minimum 2 conduits o Transfer switch to lift station control panel. • Furnish and install generator o Electrical connections o Natural gas 2.) ACCEPTABLE MANUFACTURER A. Site 1 a. Kohler KG80 i. 120/240v with 241 amp output. B. Site 2 a. Kohler KG80 i. 277/480v with 121 amp output. C. Also will accept pricing and bids from other generators and transfer switch brands as long as they meet the same specifications as indicated below. 3.) GENERATOR CONSTRUCTION • Natural gas engine • 4R9X Alternator • Radiator cooling • Epoxy coated steel base • Air intake with filter • Digital controller • Sound enclosure • Block heater • Battery charger • Rated for 80% load 4.) AUTOMATIC TRANSFER SWITCH • Rehlko service entrance rated • 200 amp • NEMA 3R enclosure • Programmable controller 5.) CONCRETE PAD • Designed by a professional engineer o Concrete mix o Reinforcement o Base • Removal of topsoil • Site restoration 6.) NATURAL GAS SERVICE • Coordinate gas meter installation • Black pipe her local code • Gas piping per generator manufacturer 7.) STARTUP SERVICES • Lubricating oil • Antifreeze • Battery • 2-hour load bank at full load • 2-hour training
