This combination does not exist.
FR1050 FR-FF-ECO
FR1052 FR-IECM-ECO
FR400 FR-IEC-Diretta
FR401 FR-IEC-Diretta-CC
FR402 FR-IEC-PASS/5
FR403 FR-IEC-PASS/7
FR404 FR-IEC-PASS/10
FR405 FR-IEC-PASS/14
FR408 FR-F-Diretta