corona discharge

[fazil]

hello..
are corona discharge or partial discharge did happend at surge suppression device such as..mov and sad..

 

[jbartos]

Possibly. Visit

http://www.ab.com/drives/techpapers/InstallationConsiderations01.pdf

for: The corona formation in the motor windings, etc.

http://grouper.ieee.org/groups/scc22/P1433-D5A.pdf

for: Power quality terminology
etc. for more info