Imagine complex, Łódź — 15 kV MV connections, utility clash removal and indoor substation

Client
Astrum Łódź Sp. z o.o.
Sector
offices
Location
Łódź, al. Piłsudskiego / al. Rydza-Śmigłego
Role
design and construction
Year
2017–2019

The development at al. Piłsudskiego / al. Rydza-Śmigłego in Łódź comprised an office and retail complex with a multi-storey car park. The work covered both the electrical design and its execution: reconstruction of clashing 15 kV MV, 0.4 kV LV and telecom networks, primary and backup supply connections, and the fit-out of the indoor transformer substation in building AB together with its connection to the building BMS.

Scope

  • electrical design documentation: 15 kV MV cable connections for primary and backup supply, utility clash removal, street lighting
  • relocation of existing 15 kV MV lines, 0.4 kV LV lines and telecom networks clashing with the planned office complex
  • reconstruction of the 15 kV MV and 0.4 kV LV networks and construction of primary and backup supply connections
  • fit-out of the indoor 15 kV MV transformer substation in building AB: installation of MV switchgear, earthing and equipotential bonding systems, metering systems and transformers
  • connection of the substation to the building BMS
  • testing, trials and acceptance documentation with the power utility
  • reconstruction of water, sewage and gas networks, traffic signals and a new road layout

Key parameters

  • MV network voltage: 15 kV
  • LV network voltage: 0.4 kV
  • Total contract value: PLN 3,745,000 net
  • Project period: 2017–2019