International Electrotechnical Commission <br/><br/>
IEC 61008-2-1:2024; Residual current operated circuit-breakers without integral overcurrent protection for household and similar uses (RCCBs) - Part 2-1: RCCBs according to classification 4.1.1 

 - Ed.2.0 
 - Geneva  IEC  2024 
 - 24p.