Supply of transformer and node differential protection devices with repair and servicing

Summary

The tender concerns the supply of TDIFF and KDIFF protection devices with pre-installed software, together with operating software, and repair and servicing of the supplied devices. The equipment is intended for Stromnetz Berlin’s distribution network, including 110/10 kV transformers, 110 kV earthing and compensation coils, 110 kV switchgear, 10 kV switchgear and 10 kV neutral-point formers. The estimated contract value is EUR 1,300,000, and tenders must be submitted by 10 November 2026. Detailed technical, service and participation requirements must be checked in the official tender documents.