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IAEI Magazine | Author: Les Beros
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Les Beros

Les Beros, CEI inspector with SaskPower, is an inspector member of the Saskatchewan 2002 Canadian Electrical Code, Section 34 rewrite. Involved in the electrical trade for 32 years, he spent fifteen of those as a high-voltage apparatus technician. He has been highly involved in high-voltage neon signs and wiring for five years and has written numerous articles for Signs Canada and Saskatchewan Sign Association. He is secretary/treasurer for the IAEI Prairie Chapter, Canada.


Clearances for Exposed GTO Cables and Terminations

There have been numerous inquiries to my office about the requirement of increased clearances for combustible sleeving and electrode boots from conductive and combustible materials, (which equates to everything) when used with high voltage GTO cables and terminations. The growing necessity to increase the clearance requirements has brought changes to Section 34 (high voltage sign section) of the 2002 Canadian Electrical Code (CEC).