Germany - Power supply systems

Description

50Hertz Offshore GmbH (50Hertz) intends to carry out extensive new construction and conversion work on the 380/220 kV facilities at the existing Gnewitz substation.
The scope of services in the present invitation to tender essentially includes electrical engineering planning services, material supplies, installation and commissioning as well as dismantling and waste disposal services. Construction work and the supply of major components are to be provided. 380 kV new construction- 3 busbars 380 kV- 2 × 380 kV switchgear cubicle line (2 × Bentwisch)- 1 × 380 kV (transverse) coupling with internal longitudinal disconnection- 2 × technological 380 kV empty cubicle- 4 × 380 kV switchgear cubicle 380/220-kV transformer- 3 × 380/220 kV transformer 350 MVA- 1 × 380/220 kV dome transformer 400 MVA220 kV new construction- 3 busbars 220 kV- 1 × 220 kV (transverse) coupling with internal longitudinal separation- 1 × 220 kV (transverse)3 × 220-kV switchgear panel cable/reactive power compensation coil (connection OST-6-1)- 1 × 220-kV switchgear panel reactive power compensation coil- 2 × 220-kV switchgear panel C-Type filter- 4 × 220-kV-380/220 kV transformer switchgear panel- 2 × 220 kV cable switchgear panel with connection to line (Lüdershagen - Bentwisch connections)- 2 × 220 kV cable system (UW internal)- 2 × C-type filter - 4 × 220 kV reactive power compensation coil 176 Mvar adjustable

Opportunity closing date

19 October 2023

Value of contract

to be confirmed