This standard applies to enclosures for electrical equipment intended to be installed and used in non-hazardous locations in accordance with the applicable electrical codes for: Enclosures for indoor locations, Types 1, 2, 5, 12, 12K, and 13; and Enclosures for indoor or outdoor locations, Types 3, 3R, 3S, 4, 4X, 6, and 6P. This standard covers additional environmental construction and performance requirements for enclosures. General requirements for enclosures are contained in the "Standard for Enclosures for Electrical Equipment, Non-environmental Considerations", or the end-use product standards.