oldclou wrote:
Being a little lost, To know if I have to go back in Single phase with EDF (500 euros connection fee) and replacement of the table.
Or balance my three-phase installation by replacing the main board anyway (higher cost for a three-phase switchboard)
Personally I would not hesitate a second not to switch to Mono BUT I would ask EDF to take care of the connection costs, since the installation worked before the linky and that the linky was imposed by EDF.