Protection of HV Substation Power Line and Transformers

Installation and commissioning of protection relays for the power line and HV substation transformers at the Danone production facility in Saint-Just-Chaleyssin (38)

The Danone site in Saint-Just-Chaleyssin in Isère produces yoghurt and cream desserts, including the famous “Danette”.

In 2020, Danone entrusted SCLE with the protection of their power line, then in 2021 and 2022, the protection of their HV transformer substation at their Isère site.

Our solution :

  • Installation and commissioning of 3 ARKENS PR protection relays
  • Protection of the 63 kV power line
  • Protection of the 2 HV substation transformers
  • Voltage regulation of the HV substation transformers


  • Guarantee the safety of people and equipment
  • Guarantee optimal service continuity at the production site


  • Replacement of obsolete Tropic relays dating from 1984 with new generation digital relays
  • Bringing the electrical installation up to standard

Keys figures

  • 3 ARKENS PR protection relays installed
  • ARKENS PR is a digital protection relay which is certified “Origine France Garantie”

Our certifications

logo EFQM Global Award 7 star 2021Bureau logo Veritas Certification ISO50001logo Afaq 14001logo Afaq 9001logo MASE SUD OUESTlogo Origine France Garantie V2EcoVadis 2024 GOLD
Any question?I would like to be contacted