Tag Archives: panel
UL 508A 2nd Edition Now Required for Industrial Control Panels
The requirements for Industrial Control Panels have been recently updated to the 2nd edition. The second edition changes made to UL 508A will take effect this month. Changes in the new edition are extensive. They include: Air conditioners installed in panels need to comply with UL 1995 and clause 26.3 When protectors (fuse, breaker, etc.)... Read More
Top 20 Non-Compliance Findings for Panel & Motor-Operated Equipment
Here at MET Labs, we’ve been product safety testing electrical/electronic equipment in the field for over 55 years. Naturally, we see the same failures over and over again. We hope this list of Top 20 Field Failures for Panel & Motor-Operated Equipment will help inspectors identify and contractors fix the most commonly observed non-compliances. 1.... Read More