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What is UL 508A? UL 508A is the UL standard for the construction of Industrial Control Panels. This blog gives guidelines to panel builders on various issues including proper component selection, wiring methods and calculation of short circuit current ratings. If a customer follows UL’s recommendations, they can apply to have their panel listed by UL. Upon successful inspection, the panel would bear the UL label. It is important to ask your customer if they are building to this standard, ...
What is UL Standard 508A? UL508A is the UL standard for the construction of Industrial Control Panels. This document gives guidelines to panel builders on various issues including proper component selection, wiring methods and calculation of short circuit current ratings. If a customer follows UL508A’s construction requirements and recommendations, they can apply to have their panel listed by UL. Upon successful inspection, the panel would bear the UL label. What is the impact of NEC 2005 ...