Specifications include, but are not limited to: In general, the work consists of the installation of five (5) rooftop Direct expansion air cooled condensing units (ACCUs) on individual buildings and the addition of direct expansion cooling coils within the existing five (5) air handling units serving Buildings “A”, “B”, and “F”. There are modifications and additions to the existing electrical power supply to feed new ACCUs serving the existing five (5) air handling units serving Buildings “A”, “B”, and “F”. Each of the five (5) air handling units shall be converted from a constant air volume to a variable air volume (VAV) type system, with a VAV air terminasl installed at each existing reheat coil, installation of variable frequency drives, and updated temperature controls to controls the existing and new equipment. The new VAV Air terminals shall be integrated into the existing pneumatic control system.
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