International Electrotechnical Commission <br/><br/>
IEC: 61000-4-27 (Ed-1.1) - 2009-04 ; Electromagnetic compatibility (EMC) - Part 4 - 27 : testing and measurement techniiques - unblance, immunity with input current not exceeding 16 A per phase 

 - Geneva  IEC  2009 
 - 41 
<br/><br/> Downloaded from IEC website 
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