Dudgeon OFTO

Offshore GridOperationalGB402 MW132 kV89 km

Basic Information

Also known as:Dudgeon Offshore Transmission Owner, TC Dudgeon OFTO, TC Dudgeon OFTO plc, Dudgeon offshore transmission assets, Dudgeon offshore transmission licence, Dudgeon OFTO TR5

Status:Operational

Capacity:402 MW

Transmission Model:Developer Build & Transfer

Owners:

International Public Partnerships Limited (INPP)(100%)

Project Company:

TC Dudgeon OFTO plc

Type:offshore grid

Expected Life:20 years

Website:www.transmissioncapital.com

Description:

Dudgeon OFTO is the high-voltage transmission link that connects the 402 MW Dudgeon Offshore Wind Farm (located ~32 km off Cromer, North Norfolk) to the onshore transmission network at Necton. The transmission system is an HVAC arrangement comprising a single offshore substation and twin 132 kV export circuits routed via...

Supply Chain (0)

Project Timeline (0)

No lifecycle events recorded yet.

Route

	North Sea	Norfolk
Landfall	N/A	—
Grid Connection	—	Necton 400 kV substation

North Sea

Landfall:N/A

Grid:—

Norfolk

Landfall:—

Grid:Necton 400 kV substation

Financial

£298M€451.6M adj.€12.62k/MW-km

www.transmissioncapital.com (Nov 2018)

CAPEX:£298M

Adjusted to 2025¹:€451.6M

Cost Intensity¹:€12.62k per MW-km

Estimate Date:Nov 2018

Source:www.transmissioncapital.com

Notes:

OFTO asset transfer value (transfer of transmission assets to TC Dudgeon OFTO plc) reported at ~£298m at time of ownership transfer.

¹ Cost inflated in local currency then converted to euros (where applicable).

Cable Specifications

Dudgeon–Necton export cable route

2 × 132 kV HVAC · 89 km

System:2 × 132 kV HVAC

Route length:89 km(42 subsea · 47 land)

Fibre optic:

Project documentation from the communications contractor (Vysiion) describes provision of passive fibre-optic cabling and structured communications infrastructure associated with the Dudgeon export connection: onshore fibre optic cabling between the beachhead...

Collector Stations

Dudgeon Offshore Substation

Dudgeon Offshore Wind Farm, United Kingdom

402 MW 132 kV · offshore

Rating:402 MW · 132 kV

Location:offshore

Necton substation

Necton (Necton 400 kV substation), Norfolk, England, United Kingdom

402 MW 400 kV · onshore

Rating:402 MW · 400 kV

Location:onshore