International Electrotechnical Commission <br/><br/>
IEC: 60265-1 - 1998-01; High-voltage switches - Part 1: Switches for rated voltages above 1 kv and less than 52 kv 

 - 3.0 
 - Geneva  International Electrotechnical Commission  1998 
 - 108 
<br/><br/> Taken print out from CD 
<br/><br/><label>Universal Decimal Class. No.: </label> /