IEC <br/><br/>
IEC: 61000-4-4(Ed-3.0)-2012-04; Electromagnetic compatibility(EMC) part 4-4; Testing and measurement techniques-Electrical fast transient/burrst immunity test 

 - 3 
 - Geneva  IEC  2012 
 - 87+4 
<br/><br/> Taken printout from CD 
<br/><br/><label>Universal Decimal Class. No.: </label> /