Tenders Are Invited For Ventilation And Air-Conditioning Installation Work – 26E30391 - Hza Zfa Nordhorn; New Building Hza Zfa Nordhorn; Ventilation And Refrigeration Technology

Ventilation And Air-Conditioning Installation Work – 26E30391 - Hza Zfa Nordhorn; New Building Hza Zfa Nordhorn; Ventilation And Refrigeration Technology. Central Supply And Exhaust Air System For Roof Installation With An Air Output Of Approx. 16,900 M³/H, Equipped With Heat Recovery, Air Filtering, Heating Register As Well As Supply And Exhaust Fans. The System Supplies Offices As Well As Indoor Lounge, Meeting, Technical, Storage And Sanitary Areas. Air Distribution Network Consisting Of Approx. 2,400 M² Of Rectangular And Round Air Ducts As Well As Several Hundred Meters Of Spiral-Seam Pipe For Supply, Exhaust, Outside Air And Exhaust Air Lines. Including The Delivery And Installation Of Silencers, Volume Flow Regulators, Fire Dampers, Weather Protection Grilles, Inspection And Maintenance Openings As Well As Ceiling Outlets, Air Valves And Special Outlets. Central Cold Water System For Cooling Elt/Dv, Server And Functional Rooms With An Air-Water Chiller Arranged On The Roof (Cooling Output Approx. 38 Kw). The Control Center Includes A 1,000 Liter Cold Storage Tank, Plate Heat Exchangers, Pump Groups, Distribution Systems, Expansion Vessels And Safety Devices. The Connection Is Via A Cold Water Network With Around 750 M Of Stainless Steel And Steel Pipes. Room Air Conditioning Via Water-Powered Wall And Ceiling Devices In Meeting Rooms, Offices, Social Areas And Functional Areas. For Server And Technical Rooms, Precision Climate Cabinets Are Installed As Split Refrigeration Systems, Whose Outdoor Units Are Placed On The Roof And Connected To The Indoor Units Via Refrigerant Lines.