GPZ 110/15kV Lewkowo from H1 to H4

Elmont Grupa – Infrastruktura Energetyczna

Elektromontaż Wschód is modernizing the 110 / 15kV GPZ Lewkowo substation. The works are being carried out on a working station. The expansion of the 110kV switchgear from the H1 system to the H4 system along with the installation of new follow-up compensation devices includes the:

  • construction of TR2, TPW2 stations, modernization of TPW1,
  • construction of teletechnical sewage system,
  • construction of the HV bay no 4 of the TR2 transformer,
  • modernization of HV bays no.1, 2, 3, 5,
  • modernization of MV bays no.2, 11, 15, 16, 21,
  • overvoltage of the MV Hajnówka line from bay 16 to bay 21,
  • delivery and replacement of FS cable cabinets in the HV switching station,
  • delivery and assembly of FR1, FR4, FR5 security cabinets,
  • rebuilding of FR2, FR3 security cabinets,
  • commissioning works and checking the operation of security of all switchgear bays,
  • modernization of the telemechanics cabinet,
  • modernization of the telemechanics system along with the delivery of materials and devices, works related to the configuration, start-up and checking for the central dispatching supervision system BTC PRINS,
  • installation of the differential protection and concurrency of the distance protection at Hajnówka and Michałowo stations,
  • rebuilding of the FQ energy measurement cabinet,
  • execution of systems as well as delivery and assembly of Technical Equipment Standard and the Technical Protection System cabinets,
  • replacement of external lighting lamps,
  • construction of an internal road and rainwater drainage.


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Enea Smart Grid - Elmont - infrastruktura energetyczna
Energy infrastructure


Commissioned by ENEA Operator sp. z o.o., Elmont built a Smart Power Grid in Szczecin, Gryfino district and Świnoujście. The investment included the modernization and

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OZE energia odnawialna, energetyka Elmont Grupa
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