Cyclades Interconnection Phase B : Evia - Andros

OperationalIsland LinkGR200 MW150 kV14.5 km2019

Basic information

7 fields

Also Known As

Evia-Andros submarine interconnection · Evia-Andros cable · Evia–Andros 150kV AC submarine cable · Replacement of the submarine cables Livadi (S. Evia) - Andros and Andros - Tinos · Evia–Andros–Tinos interconnections

Status

operational

Capacity

200 MW

Owners

IPTO (ADMIE)

Type

island link

Expected Life

30 years

Websites

admie.gr

Supply Chain (2)

Project Timeline 6 events

2020Actual1 event

By early 2020, IPTO completed the upgrade project replacing the existing oil‑filled submarine cables on the Evia–Andros and Andros–Tinos links with new submarine cables, finalising the strengthened interconnection with Evia under Cyclades Phase B and ensuring reliable transmission of power from Evia to the interconnected Cyclades.

www.admie.gr· 18 Jun 2020

Open event detail

2019Actual3 events

Undated

System Topology

Interconnector

React Flow

Route

GR - GR · 3 fields

	South Evia (Evia)	Andros
Landfall	Livadi (South Evia / Evia), Greece	Andros (island), Greece
Grid Connection	Livadi substation (South Evia)	—

South Evia (Evia)

Landfall:Livadi (South Evia / Evia), Greece

Grid:Livadi substation (South Evia)

Andros

Landfall:Andros (island), Greece

Grid:—

Financial

5 fields

CAPEX

€22.2M

Price-base year

Jan 2020

Source

admie.gr

Adjusted to 2026

€27.4M¹

Cost intensity (2026)

€9.45k per MW-km¹

Notes:

Budget reported for the upgrade/replacement of the Andros–Livadi (Evia–Andros) 150 kV XLPE cable (~14.5 km, ~200 MVA) as part of Cyclades Phase B; reported as €22.2 million in ADMIE/IPTO publications....

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

Cable Specifications

9 fields

Cyclades Interconnection Phase B : Evoia - Andros Cable

Livadi (South Evia / Evia), Greece → Andros (island), Greece

1 × 150 kV HVAC · copper 630 mm² 215 mm dia. · XLPE (Cross-linked Polyethylene) · 200 MVA · 14.5 km

System:1 × 150 kV HVAC

Construction:copper · 630 mm² · 215 mm dia.

Insulation:XLPE (Cross-linked Polyethylene)

Power rating:200 MVA

Route length:14.5 km(14.5 subsea)

Burial depth:

According to Asso.subsea, approximately 1.7 km of the Evia–Andros–Tinos submarine cable route was trenched and buried, with target burial depths of 0.5 m, 1.0 m or 2.0 m depending on...

Fibre optic:

The system includes one interstitial optical submarine cable integrated inside the 150 kV three-core XLPE submarine power cable, plus an optical land cable, providing fibre optic communication between terminals.

Onshore Substations(2)

4 fields

Livadi substation (South Evia)

Livadi (South Evia), GR

Rating

200 MW · 150 kV

Location

onshore

Substation (GR 2)

Andros, Greece, GR

Rating

200 MW · 150 kV

Location

onshore