I.E.C. <br/><br/>
IEC: 61009-2-1(1991-07); Residual current operated circuit- breakers with integral overcurrent protection for household and similar uses(RCBO's):Part2-1: Applicability of the general rules to RCBO's functionally independent of line voltage 

 - GENEVA  IEC  1991 
 - 7p 
<br/><br/><label>Universal Decimal Class. No.: </label> /