Gas Installations for Technical Gases in New Physics Building, Geb. 3335

Gas installations: 2 compressed air generators including refrigeration dryers, filters, separators, storage, and other components; central compressed air network with approx. 1,100 m of lines; central nitrogen network with approx. 850 m of lines and connection to a nitrogen tank; liquid nitrogen filling station including 20 m vacuum line and connection to a nitrogen tank; central helium return lines with approx. 650 m of lines; underground orbital-welded helium return line with approx. 90 m of lines; orbital-welded hydrogen line with approx. 60 m length. Also, maintenance and inspection for a new system in conjunction with its construction and assembly, duration 4 years, and a supplementary contract for fault rectification to the contract for maintenance and inspection of technical systems and facilities.

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