International Electrotechnical Commission <br/><br/>
IEC: 60.947-4-1 - 2009-09; Low-voltage swithgear and controlgear- Part 4-1: Contacvtors and motor-starters- Electromechanical contactors and motor-starters. 

 - 3.0 
 - Geneva  International Electrotechnical Commission  2009 
 - 250 
<br/><br/> Taken print out from CD 
<br/><br/><label>Universal Decimal Class. No.: </label> /