Disconnect water piping and electrical. Remove and dispose of existing Data Aire Unit following refrigerant guidelines. Provide and install a new 52.9 KW computer room unit to match the following specs: (Acceptable Brands are Liebert, Stulz, Mitsubishi, or their approved equivalent) • R-410A DX Cooling with 3-way 600 psig water reg. valve DX head pressure valve • Chilled water cooling for redundancy with Modulating (0-10 Vdc) Valve: 2-way, 600 psig • Top return w/ bottom discharge into the raised floor • 4", 30% (MERV 8) Filter and provide Spare Filters • Non-Fused Disconnect • Direct Driven electrically blower • Tandem Scroll compressors with sound jacket • Remote BMS Communications BACnet MS/TP (PCONet Card) • SCR Reheat 18 kW SCR (0-10Vdc) Modulating Reheat • Snap Acting Hot Gas Bypass • 20lb/hr. Proportional Steam Humidifier • Condensate Pump • Floor Stands • Leak Detection Spot Type Water Detector • Smoke Detector • Phase Monitor • UPS Power Supply Backup • 5-year parts warranty • 1-year labor warranty • Factory start-up Furnish and install pipe and fittings to connect the existing chilled water pipe to the new Data Room Unit. Pipe insulation to match existing. Provide a new Disconnect external to the Data Room Unit. Connect new unit to existing ETROL 360 control system Coordinate with the City of Wilmington’s IT group for access restrictions.
