Hollandse Kust Zuid Beta

Offshore GridOperationalNL760 MW220 kV34 km

Basic Information

Also known as:Hollandse Kust Zuid Beta grid connection, Hollandse Kust (zuid) Beta offshore grid, HKZ Beta grid connection

Status:Operational

Capacity:700–760 MW

Transmission Model:TSO Build & Own

Owners:

TenneT(100%)

Project Company:

TenneT TSO B.V.

Type:offshore grid

Website:www.netopzee.eu

Description:

Hollandse Kust (zuid) Beta (HKZ Beta) is one of two standardized 220 kV HVAC offshore transformer platforms delivered by TenneT as part of the Net op Zee Hollandse Kust (zuid) connection. The Beta platform is designed to collect generation from the Hollandse Kust Zuid III & IV wind farms and...

Supply Chain (0)

Project Timeline (0)

No lifecycle events recorded yet.

System Topology

ExportInter Platform

React Flow

Route

	North Sea	Zuid-Holland
Landfall	N/A	Maasvlakte, South Holland, Netherlands
Grid Connection	—	Maasvlakte 380 kV substation

North Sea

Landfall:N/A

Grid:—

Zuid-Holland

Landfall:Maasvlakte, South Holland, Netherlands

Grid:Maasvlakte 380 kV substation

Cable Specifications

Hollandse Kust (zuid) Beta → Maasvlakte export cable system

Maasvlakte, South Holland, Netherlands

2 × 220 kV HVAC · aluminium 300 mm dia. · 700 MVA · 34 km · 100 kg/m

System:2 × 220 kV HVAC

Construction:aluminium · 300 mm dia.

Power rating:700 MVA

Route length:34 km(34 subsea)

Weight:100 kg/m air

Burial depth:

Project documentation and contractor reports for the Hollandse Kust (zuid) Beta export cable describe deep trenching and targeted burial in the nearshore and busy shipping approaches. Nearshore and surf-zone works...

Fibre optic:

Project-level and permitting documents for the Hollandse Kust Zuid connection refer to telecom/communication cables and telecom infrastructure being part of the overall onshore/offshore connection works (the onshore Maasvlakte works referenced...

Hollandse Kust (zuid) Alpha ↔ Beta inter‑platform/back‑up cable

1 × 220 kV HVAC

System:1 × 220 kV HVAC

Collector Stations

Hollandse Kust (zuid) Beta

Hollandse Kust (zuid) Beta offshore platform (North Sea, ~20 km off The Hague), Netherlands

700 MW 220 kV · offshore

Rating:700 MW · 220 kV

Location:offshore

Maasvlakte 380 kV substation

Maasvlakte (Maasvlakte 380 kV substation), Netherlands

700 MW 380 kV · onshore

Rating:700 MW · 380 kV

Location:onshore