TSS Ductless System Installation at EWR ATCT (Newark, N.J.)

Mechanical

• Install (3) indoor wall-mounted units, along with all refrigerant and drain piping.
• Install (1) 6-ton heat pump. Unit to be anchored to exterior concrete wall via on L-bracket steel frame.
• Coordinate core penetrations through concrete wall for piping, electrical, and drain lines. Installation to include all wall waterproofing.
• Provide and insulate all refrigerants and condensate piping above ceiling
• Test and charge system to verify operation.

Electrical

• Install new dedicated 208V, 3-phase power circuit
• Provide NEMA 4X, 60A non-fused stainless steel disconnect at outdoor unit
• Provide power and control conduit and wiring to/from all units
• Penetrate concrete wall.
• Provide penetration and conduit through roof deck. Patch and flash roof as required to maintain new roof warranty through Carlisle Roof installer.

Controls

• Integrate mini-split system into the existing FAA Schneider Electric EcoStruxure DDC system via BACnet
• Provide and install one IP-IO module at VAV-17 for coordinated backup cooling enable/disable
• Submit point list, graphics, and control narrative to COR for approval.
• Program unit set points, and update AHU-3 supply air setpoints
• Support commissioning of system to validate operation.

Structural & Interior

• Concrete core penetration for pipes and conduits
• Provide support framing for all units and steel plates as shown in drawing.
• Provide support for pipes and conduits. 
• Work to include wall restoration and painting.