Residual current operated circuit-breakers without integral overcurrent protection for household and similar uses (RCCB)--Part 2.2:Applicability of the general rules to RCCB functionally dependent on line voltage
Residual current operated circuit-breakers without integral overcurrent protection for household and similar uses (RCCB)--Part 2.2:Applicability of the general rules to RCCB functionally dependent on line voltage