Generator Replacement

The contractor will be required to Design and install a diesel-powered generator, diesel secondary containment tank, and ATS onto a concrete pad at the suggested location. Contractor shall: 1. Determine power load for the facility. a. Power at Transformer: 50 KVA, Single Phase, 120/240 volts b. Complete an analysis to determine the new generator specifications required to maintain operations at the magnetic observatory. c. Generator must be capable of operating 7 buildings and equipment for a minimum of 3 days. d. Install a single-point easy-access terminal disconnect (emergency disconnect) between the generator-ATS locations and the site. 2. Design and install a concrete pad. a. Ensure a good design location for the installation of a concrete pad. b. The pad shall be designed to support the generator, ATS, and diesel tank. c. The type of generator-to-pad connections should account for all design variables; such as, vibration, weather, and fatigue created by new generators operations. d. Provide a minimum of 4 safety bollards on each side of the new pad to ensure no damage to the generator system occurs during refueling or maintenance. e. Provide chamfered concrete edges on the top edge of pad to reduce future spalling.

Division 26 -

Electrical, Facility Electrical Power Generating and Storing Equipment, Packaged Generator Assemblies.