International Electrotechnical Commission <br/><br/>
IEC: 61000-4-13 (Ed-1.1) - 2009-07 ; electromagnetic compatibility (EMC) - Part 4 - 13 ; testing and measurement techniques - harmonics and interharmonics including mains sinaling at A.C. power port , low frequency immunity tests 

 - Geneva  IEC  2009 
 - 60 
<br/><br/> Downloaded from IEC website 
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