Royston - Solar Farm

UK Power Networks (UKPN) Dec 2015 to Nov 2016

Smith Brothers were employed by Canadian Solar to undertake the Construction of a U.K. Power Networks Specification Containerised 33kV substation and associated Grid connection trenching and cabling for a 4MW Solar Farm.

The contract covered the following scope of works:

  • Design, supply and installation of the U.K. Power Networks Specification Containerised 33kV substation housing.
  • Design, supply and installation of the U.K. Power Networks specification below ground reinforced concrete foundation for the Containerised housing.

  • Design, supply and installation of the U.K. Power Networks Specification small power and lighting system.
  • Design, supply, installation, testing and commissioning of the U.K. Power Networks Specification Earthing system.
  • Design, supply, installation, testing and commissioning of the U.K. Power Networks specification 2 panel 33kV Switchboard comprising of a Solar farm feeder circuit breaker with Overcurrent and Earth Fault protection systems and metering CT’s and V.T.’s and a Grid connection Circuit Breaker with Overcurrent, Earth Fault and distance protection systems.
  • Design, supply, installation, testing and commissioning of the U.K. Power Networks Specification Battery Charging system.
  • Design, supply, installation, testing and commissioning of the U.K. Power Networks Specification Intertrip system.
  • Design, supply, installation, testing and commissioning of the U.K. Power Networks Specification metering system.
  • Design, supply, installation, testing and commissioning of the Electricity North West Ltd. Specification cable trench route from the point of connection to the grid to the new substation. Including cable, duct and marker tape/tile supply, and cable installation.
  • Design of the site wide Earthing System conformant to U.K. Power Networks specifications including Soil Resistivity Studies, Earthing Design Report and Earthing Arrangement drawings and the post construction earthing report and Fall of Potential testing.
  • Design of the Grid compliance P28 and G5/4 studies.
  • Testing and Commissioning of the protection interfaces with U.K. Power Networks in witness.
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