International Electrotechnical Commission <br/><br/>
IEC: 61439-2-2009; Low-voltage switchgear and controlgear assemblies part 2; power switchgear and controlgear assemblies 

 - 1.0 
 - Geneva  International Electrotechnical Commission  2009 
 - 44 
<br/><br/> Downloaded from IEC website 
<br/><br/><label>Universal Decimal Class. No.: </label> /