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Standard 823, Edition 9

Standard for Electric Heaters For Use in Hazardous (Classified) Locations

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Standard 823, Edition 9 Edition Date: February 15, 2019 $0.00
Summary of Topics b0823_9_20190215_sum.html

Subject 823

Bulletin Dated: February 15, 2019


The following changes in requirements to the Standard for Safety for Electric Heaters for Use in Hazardous (Classified) Locations, UL 823, are being proposed:

1. Revisions to Add New 21.2A for Non-Drying Thickened Mineral Oil-Based Thread Sealant

Back to Standard 823, Edition 9

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