01-26-2015 CC - Laserfiche WebLink

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Mounds View Community Center HVAC Replace Rooftop Units 3,5,6,7. RTU’s 3, 5, and 7 will be replaced with like for like higher efficiency units. RTU 6 has been resized to match the cooling load needs and will be replaced with a smaller 50 ton unit including dehumidification. The Kitchen Make Up Air Unit will be replaced with like for like size unit. All units have 5 year parts and labor warranty coverage. Cottonwood Screens will be added on ALL rooftop units upon completion of replacing the proposed RTU’s. The existing BAS components serving the existing rooftop units (RTU 3,5,6, 7) and VAV’s will be upgraded to integrate into the Trane SC system. New CO2 and room sensors will match those completed in previous upgrade projects. The new Kitchen Make Up Air unit and (5) existing exhaust fans will be added to the Trane BAS system. Custom programming and scheduling will be completed in the Trane SC system for optimal energy savings. The Tracer ES server will be installed and graphics will be updated to include an energy dashboard for the City to display if desired. Trane will incorporate a permanent data logger to allow future collection and trending of electrical data for future trending and analysis. Upon completion of the building controls and rooftop unit phases the Air System will be balanced and verify that the designed airflow is being delivered to each space. RTU 3 will be saved for the owner to keep as a spare unit for future use. Trane will remove the unit from the roof and place on a pallet and assist the city with transporting and storing the unit at Public Works for future use. Interior Lighting Relamp, retrofit and/or replace all existing interior light fixtures with LED. As examples; fixtures with 4’ T8 lamps will be retrofitted and relamped with 4’ LED tubes, Metal Halide fixtures will be replaced with LED fixtures and incandescent fixtures will be relamped/ retrofitted with LED lamps. The Event Center dimmer controllers will be upgraded to accommodate the operation of the LED lights. All fixtures and bulbs will be approved by city representative. Exterior Lighting Replace and retrofit 5 wall pack lights and 19 parking lot pole lights with LED lamps and equipment. All fixtures and bulbs will be approved by city representative. 40 kW Solar PV Rooftop System Supply & install one 40 kW solar photovoltaic system on the roof of the Mound View Community Center. This system includes 100 – 410 watt ten-K Solar manufactured; Minnesota made modules as well as 100 reflector panels. This flat roof system is a non-penetrating system that is ballasted and made to set on the existing roof system. The system includes micro inverters, a production meter and all of the system operating components and equipment that are required between the solar PV modules and the Xcel Energy meter. The system includes an online, real- time production monitoring system. 10 year annual service inspections and cleaning will be provided to ensure that the system is performing as designed and that all warranties are applicable. A structural analysis will be conducted before the installation begins to ensure that the roof and structure have the proper load ratings. The cities current roofing engineer (Inspect) will be consulted about the solar panel system.