Essais sous pollution artificielle des isolateurs pout haute tension destinés aux réseaux à courant alternatif =   Artificial pollution tests on high-voltage insulators to be used on a.c. systems./ 
International Electrotechnical Commission. 
 - Second edition. 
 - 56 pages :  illustrations ;  32cm. 
 - Norme internationale = International standard ;   CEI IEC 507  .
 - International standard ;   CEI IEC 507 .
<br/><br/><br/>In French and English.  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electric insulators and insulation--Contamination--Testing--Standards. <br/>Electric insulators and insulation--Ceramic materials--Testing--Standards. <br/>High voltages--Standards.