Baltic 1

Offshore GridOperationalDE50.6 MW150 kV77 km

Basic Information

Also known as:Baltic 1 grid connection, EnBW Baltic 1 grid connection, Offshore-Netzanbindung Baltic 1, Baltic 1 Netzanschluss

Status:Operational

Capacity:50.6 MW

Transmission Model:TSO Build & Own

Owners:

50Hertz Transmission GmbH(100%)

Project Company:

50Hertz Transmission GmbH

Type:offshore grid

Website:www.50hertz.com

Description:

Baltic 1 is the 150 kV HVAC export connection that links EnBW’s Baltic 1 offshore wind park (48.3 MW, 21 × 2.3 MW turbines) to the German onshore transmission network at the Bentwisch substation near Rostock. The connection comprises a single radial export circuit with approximately 61 km of subsea...

Supply Chain (0)

Project Timeline (0)

No lifecycle events recorded yet.

Route

	Baltic Sea	Mecklenburg‑Vorpommern
Landfall	N/A	Markgrafenheide, Rostock, Germany
Grid Connection	—	Umspannwerk Bentwisch (Bentwisch substation, near Rostock)

Baltic Sea

Landfall:N/A

Grid:—

Mecklenburg‑Vorpommern

Landfall:Markgrafenheide, Rostock, Germany

Grid:Umspannwerk Bentwisch (Bentwisch substation, near Rostock)

Cable Specifications

Baltic 1 — Bentwisch export cable

Markgrafenheide, Rostock, Germany

1 × 150 kV HVAC · copper 1200 mm² 300 mm dia. · XLPE (Cross-linked Polyethylene) · 48.3 MVA · 77 km · 105 kg/m

System:1 × 150 kV HVAC

Construction:copper · 1200 mm² · 300 mm dia.

Insulation:XLPE (Cross-linked Polyethylene)

Power rating:48.3 MVA

Route length:77 km(61 subsea · 16 land)

Weight:105 kg/m air

Burial depth:

The Baltic 1 export cable system was laid as a buried subsea export route with a stated target/nominal burial depth of approximately 1.5 m in the seabed to protect the...

Fibre optic:

The Baltic 1 export cable incorporates integrated fibre‑optic elements within the power cable construction to carry measurement, control and telecommunications data between the offshore substation/platform/wind turbines and onshore control/operations centres...

Collector Stations

Baltic 1 Offshore Substation (OSS)

EnBW Baltic 1 (offshore substation, Baltic Sea), Germany

48.3 MW 150 kV · offshore

Rating:48.3 MW · 150 kV

Location:offshore

Bentwisch substation (Umspannwerk Bentwisch)

Bentwisch, Germany, Germany

48.3 MW 150 kV · onshore

Rating:48.3 MW · 150 kV

Location:onshore