International Electrotechnical Commission <br/><br/>
IEC: 60894 (Ed-1.0)-1987-03; Guide for a Test Procedure for Measurement of Loss Tangent of Coils and Bars for machine Windings 

 - 1.0 
 - Geneva  IEC  1987 
 - 19+4 
<br/><br/><label>Universal Decimal Class. No.: </label> /