Tenders Are Invited For Heating, Ventilation And Air-Conditioning Installation Work – Ventilation Systems

Heating, Ventilation And Air-Conditioning Installation Work – Ventilation Systems. The Central Ventilation System Is Installed Outdoors And Has A Heating And Cooling Register, Which Is Connected To A Glycol Network By The Heating/Cooling Department, And A Humidifier That Is Supplied With Demineralized Water By The Sanitary Department. The Outside Air Intake And Exhaust Air Are Also Carried Out Outside. The Ventilation Network Enters The Middle Wing And The New Building On The Ground Floor. From There, The Network Is Distributed On The Ground Floor And In The Control Center Rooms On The 1St And 2Nd Floors. The Supply Air Is Kept At 22 °C All Year Round. The Air Is Distributed In The Rooms Via Plate Valves Or Swirl Outlets. Floor Displacement Air Outlets Are Also Used In The Operational Control Rooms, Which Ensure A Particularly Low Air Temperature When It Flows In. The Ventilation Ducts Must Be Made Of Galvanized Sheet Steel. The Insulation And Fire Protection Of The System Components Are Also Part Of The Contracting Entitys Scope Of Services. The Supply Air Ducts Are Insulated With Mineral Wool, The Exhaust Air Remains Uninsulated. All Penetrations Into Fire Protection Walls Must Be Carried Out With Tested Fire Protection Flaps And Pressed In Professionally. Installation On The Ceiling Is Planned In The Operational Control Rooms With Floor Heights Of Up To Approx. 5.5 M. In Addition To The Central Ventilation System, Further Decentralized Systems Are Planned: The Exhaust Air From Two Battery Rooms Is Led Out Of The Side Of The Building. The Ventilation System And The Room Control Are Controlled Via The Building Automation.