UL 50E CRD-2011
UL Standard for Safety Enclosures for Electrical Equipment, Environmental Considerations - Section / Paragraph Reference: Revised 1.1, 5.1.7, 7.1.1, 7.2.3.1, 7.2.4.1, 7.3.3.1, 7.3.3.2, 7.3.3.3, 7.3.4.1, 7.3.5.1, 7.5.2, 7.6.1, 8.3.4, 8.5.2, 8.5.3, 8.9, 8.1