International Electrotechnical Commission <br/><br/>
IEC: 61400-21(Ed-2.0)-2008-08; Wind turbines - Part 21: Measurement and assessment of power quality characteristics of grid connected wind turbines 

 - Geneva  International Electrotechnical Commission  2008 
 - 120+IV 
<br/><br/><label>Universal Decimal Class. No.: </label> /