Data Centre Magazine June 2023 | Page 111

GLOBAL SWITCH
“ Redeveloping existing data centres means that they are generally operational and so the works need to be meticulously planned to avoid any consequential downtime ,” Winter explains . “ This means that projects can sometimes take more time to complete when compared to new builds .”
“ With London North , it meant that we could not modify the façade nor a spine wall inside the building , which gave us some challenges adding to the complexity of the project . Nonetheless , the data centre has been upgraded to a high standard including the entrance .”
One of the most significant challenges when redeveloping the site was strengthening the floors which required additional structural foundations to be installed in an operational environment , all while restricting vibration .
“ Great care has been taken to look at the plant loadings on the roof while replacing the two historic cooling systems with a new system of free-cooling chillers ,” Winter describes . “ In all , we have received very positive reviews of the already-let new space that has been created that will ensure the building continues to be suitable to meet current and future demands .”
Energy efficiency programmes at the London campus Sustainability is a fundamental part of Global Switch ’ s business , which is continuing to reduce its carbon footprint across its global portfolio . All new European developments target a minimum of BREEAM ‘ Very Good ’ with a PUE of less than 1.2 and all Asia-Pacific developments target a minimum LEED ‘ Gold ’ with a PUE of less than 1.4 , as well as other local sustainability certifications . Global Switch ’ s London campus , in particular , has been subject to a number of
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