---
title: Lillgrund offshore substation marks Vattenfall's first wind farm
description: Electrical procurement, construction and installation contract for the construction and installation of substation for the Lillgrund offshore wind farm
---

[Cases ](https://www.semcomaritime.com/cases)

# [Lillgrund offshore substation marks Vattenfall's first wind farm](https://www.semcomaritime.com/cases/cases-renewables/lillgrund)

 Written by [Semco Maritime](https://www.semcomaritime.com/cases/author/semco-maritime) | Aug 13, 2007 10:00:00 PM

## Lillgrund Offshore Substation

##### Customer: Bladt IndustriesEnd customer: VattenfallLocation: The Swedish part of Øresund (the Sound) Period: 2006 - 2007 and service in 2017Capacity: 100 MW

Electrical procurement, construction and installation (PCI) contract for the construction and installation of substation for the Lillgrund offshore wind farm. The project involved several electrical disciplines including low-voltage systems. In 2017, Semco Maritime installed a new fire detection controller and changed the PLC set points for the vertical cooler fans in the platform transformer rooms.

##### Competences and systems

- Low-voltage systems
- Cableways and cable pulling
- HVAC systems
- Firefighting systems
- Fire detection systems
- Communication systems
- Diesel power generation
- Project management

##### Highlights

- Vattenfall’s first offshore wind farm
- Built as a demonstration platform
- Project performed on time with feedback from customer

[View full post](https://www.semcomaritime.com/cases/cases-renewables/lillgrund)

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