Covers electrical equipment enclosures for use in accordance with the National Electrical Code, NFPA 70. Specific applications covered by this standard include cabinets and cutout boxes and junction and pull boxes. Each type of enclosure covered by this standard is described in general and functional terms where practicable, and omits reference to structural details and specific applications except where they are essential to the identification of the enclosure type. Such additional details and specifications are included in applicable standards for the end-product involved.
UL 50 BULLETINS-2001 history
2022UL 50 BULLETIN-2022 UL Standard for Safety Enclosures for Electrical Equipment, Non-Environmental Considerations
1970UL 50-2020 Enclosures for electrical equipment
2019UL 50 BULLETIN-2019 UL Standard for Safety Enclosures for Enclosures for Electrical Equipment@ Non-Environmental Considerations (COMMENTS DUE: August 26@ 2019)
2017UL 50 BULLETIN-2017 UL Standard for Safety Enclosures for Electrical Equipment@ Non-Environmental Considerations (COMMENTS DUE: December 14@ 2017)
2015UL 50-2015 UL Standard for Safety Enclosures for Electrical Equipment@ Non-Environmental Considerations (Thirteeth Edition)
2014UL 50 BULLETIN-2014 UL Standard for Safety Enclosures for Electrical Equipment@ Non-Environmental Considerations (COMMENTS DUE: DECEMBER 9@ 2014)
2013UL 50 BULLETIN-2013 UL Standard for Safety Enclosures for Electrical Equipment@ Non-Environmental Considerations
2012UL 50 BULLETIN-2012 UL Standard for Safety Enclosures for Electrical Equipment@ Non-Environmental Considerations (COMMENTS DUE: APRIL 16@ 2012)
2011UL 50 CRD-2011 UL Standard for Safety Enclosures for Electrical Equipment@ Non-Environmental Considerations - Section / Paragraph Reference: Revised 1.1@ 5.1.7@ 6.3.3.1@ 6.3.4.1@ 6.3.4.2@ 6.3.4.3@ 7.8@ 7.8.1 Subject: Addition of Types 3X@ 3SX@ and 3RX Ratings (Edition 1
2010UL 50 BULLETIN-2010 UL Standard for Safety Enclosures for Electrical Equipment@ Non-Environmental Considerations
2007UL 50-2007 Enclosures for electrical equipment, non-environmental considerations
2006UL 50 BULLETIN-2006 UL Standard for Safety Enclosures for Electrical Equipment@ Non-Environmental Considerations
2005UL 50 BULLETIN-2005 UL Standard for Safety Enclosures for Electrical Equipment@ Non-Environmental Considerations
2001UL 50 BULLETIN-2001 UL Standard for Safety Enclosures for Electrical Equipment@ Non-Environmental Considerations
1995UL 50-1995 Enclosures for electrical equipment
1992UL 50-1992 UL Standard for Safety Enclosures for Electrical Equipment@ Non-Environmental Considerations (Tenth Edition; With Revisions Through and Including November 11@ 1994)
1970UL 50-1970 UL Standard for Safety Enclosures for Electrical Equipment (Sixth Edition; Reprint with Revisions Through and Including June 21@ 1974)