Sweden 33 kV Substation

Sweden Substation

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Hässelby, Sweden

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33 / 11 kV

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2018

H&MV are responsible for the project management of the installation of a new 360 MVA 400/132 kV transformer AIS switchgear bay
H&MV staff hold appropriate DNO’s Authorisations so therefore have the skills and competencies to deliver this project
H&MV are ensuring early engagement with DNO to ensure outage dates and commissioning plans are met

H&MV project managed the design and construction of the 33 / 11 kV station refurbishment, which includes a building extension for the new control systems, cable ducting and new control system.
Supply and installation of new 11 kV switchgear fully equipped with relay protection and pressure relief.
Design, procure and install Control & Protection system for new 11 kV System.

The scope of this project is to replace old high voltage equipment and establish a new control system for the 33 / 11 kV switchgear.
H&MV constructed a new extension to the building to house the new control system, and new cable ducts from the new control building to the switchgear.
The existing building was refurbished with 2 new battery rooms, a new ventilation system and new control and monitoring facility for the entire property.
Responsible for issuing the Integrated Test Plans ( ITPs ), Construction Management Plans, Quality Plans, Safety Management Plan and Temporary Works Register.
Daily tool box talks, weekly progress and safety meetings, issue and risk management along with monthly status reporting.
Full civil design of the Control Room and electrical layout of the substation.
Installation of new 11 kV switchgear fully equipped with relay protection, pressure relief etc.
New zero-point and local power transformers for the 11 kV including zero-point resistance.
New station control facility, 11 kV power cables and control cabling throughout the facility.
A complete set of as-built drawings and a safety handover file will be provided at completion.