NF C61-440/A12*NF EN 61009-1/A12:2016 Residual current operated circuit-breakers with integral overcurrent protection for household and similar uses (RCBOs) - Part 1 : general rules
2016NF C61-440/A12*NF EN 61009-1/A12:2016 Residual current operated circuit-breakers with integral overcurrent protection for household and similar uses (RCBOs) - Part 1 : general rules