Transformer substation refurbishment – New physics building, Building 3335, Hans-Sommer-Straße 10, 38106 Braunschweig

Summary

The tender covers refurbishment of the existing transformer substation serving the new physics building of Technische Universität Braunschweig. The scope includes dismantling and disposing of two 250 kVA transformers, supplying, installing and connecting two 630 kVA transformers, upgrading the medium-voltage switchgear and low-voltage main distribution board, cable works, protection-system configuration, testing, commissioning and technical documentation. The construction power supply must remain operational during the works and interruptions must be minimised. The tender deadline is 19 October 2026. The bidder must be able to provide German-speaking site management and installation personnel, comply with electrical, occupational-safety, environmental and construction requirements, and submit the required plans, calculations, test records and as-built documentation.