![Kolektor ETRA chooses SONEC to manage the installation of its transformers in France - 19 Boulevard Eugène Deruelle, 69003 Lyon, France - Groupe SANERGRID Kolektor ETRA chooses SONEC to manage the installation of its transformers in France - 19 Boulevard Eugène Deruelle, 69003 Lyon, France - Groupe SANERGRID](https://img.directindustry.com/images_di/projects/images-g/kolektor-etra-chooses-sonec-to-manage-installation-its-transformers-france-118079-15703203.jpg)
Kolektor ETRA chooses SONEC to manage the installation of its transformers in France - 19 Boulevard Eugène Deruelle, 69003 Lyon, France - Groupe SANERGRID
![E6 P-Lab | TRAFOFLEX - advanced concept of efficient use of transformers leveraging the DTR technology E6 P-Lab | TRAFOFLEX - advanced concept of efficient use of transformers leveraging the DTR technology](https://e6.ijs.si/ParallelAndDistributedSystems/projects/trafoflex/fig1.png)
E6 P-Lab | TRAFOFLEX - advanced concept of efficient use of transformers leveraging the DTR technology
![SANERGRID and KOLEKTOR ETRA have obtained the EDF approval for their 225 KV oil power transformers. - 19 Boulevard Eugène Deruelle, 69003 Lyon, France - Groupe SANERGRID SANERGRID and KOLEKTOR ETRA have obtained the EDF approval for their 225 KV oil power transformers. - 19 Boulevard Eugène Deruelle, 69003 Lyon, France - Groupe SANERGRID](https://img.directindustry.com/images_di/projects/images-g/sanergrid-kolektor-etra-have-obtained-edf-approval-their-225-kv-oil-power-transformers-101773-14406133.jpg)