Tenders Are Invited For Maintenance And Repair Of Mainframe Computers – Green It Cube - Operation And Maintenance Tga - Mechanics And Building Automation

Maintenance And Repair Of Mainframe Computers – Green It Cube - Operation And Maintenance Tga - Mechanics And Building Automation. The Gsi Helmholtzzentrum Für Schwerionenforschung Gmbh Is Expanding Its Computer Infrastructure For The International Accelerator Center Fair (Facility For Antiproton And Ion Research), Which Is Currently Under Construction. A New Large-Scale Data Center (Green It Cube) Is Operated Directly At The Gsi Helmholtz Center And At Fair To Accommodate The High Storage Capacity And Computing Power Required For The Fair Experiments. Energy-Efficient Technology Is Used. The Computers In The Data Center Are Installed In 19 Cabinets, The Rear Doors Of Which Are Designed As Heat Exchangers. The Warm Server Outlet Air Is Cooled Directly As It Exits The Rack On These Rear Door Heat Exchangers, Which Are Designed As Air-Water Registers And Have Cooling Water Flowing Through Them. The Building With Dimensions Of 30 M X 27 M X 20 M Includes The 6-Story Computer Room In A Steel Construction Similar To A High-Bay Warehouse, As Well As An L-Shaped Concrete Block In Which Technical Areas (Mainly Electrical Engineering) And Storage Areas Are Located. The Pumps And Heat Exchangers Of The Primary And Secondary Cooling Water Circuits, The Corresponding Pressure Maintenance Systems, The Drinking Water Supply Systems, The Msr/Building Automation Systems And The Associated Electrical Supply Systems Are Housed In A Single-Story Extension, The Technical Building. The Cooling System For The It Infrastructure Also Includes The Cooling Water Generation System Installed Outdoors, Consisting Of Cooling Towers, As Well As A Container With A Cooling Water Basin Installed In It, A Sand Filter And Desalination System And The Msr/Ga System For Cooling Water Generation. The Additional Water Treatment System Is Also Installed Outside, Consisting Of A Container With The Water Treatment Systems Installed In It, As Well As The Msr/Ga System For The Additional Water Supply, As Well As A Salt Silo Brine Generator Located Outside, In Which The Brine For The Regeneration Of The Softening Systems Is Produced. The Overall System Includes The Following Components: - Cooling Water Supply Systems As Described Above - Additional Water Treatment System As Described Above - Rlt System For Ventilation And Ventilation Of The Computer Room, As Well As Decentralized Rlt Systems For Ventilation And Heat Dissipation In Technical And Ancillary Rooms - Drinking Water Supply Systems (Esp. Pressure Booster System) - Building Automation Systems - Dirty Water And Cooling Tower Wastewater Systems - Rainwater Systems The Subject Of This Tender Is The Operation And Maintenance Of The Systems In The Area Of ​​Tga Mechanics And Msr/Building Automation. Relevant Regulations Including Vdma 24186 (See Appendix 27) Must Be Taken Into Account