International Elelctrotechnical Commission <br/><br/>
IEC: 61009-1-1996: Amendment No.2; Residual current operated circuit-breakers with integral overcurrent protection for household and similar uses (RCBOs)- Part 1: General rules 

 - Geneva  International Elelctrotechnical Commission  1996 
 - 27 
<br/><br/> Downloaded from the IEC website 
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