Electrical Enclosures: What is the difference between NEMA 4 and NEMA 4X?
HERE IS A COMPARISON OF THE NEMA 4 & 4X RATINGS NEMA 4 Rating Definition: Enclosure is intended for indoor use primarily to provide a degree of protection against windblown dust and rain, splashing water, and hose directed water; undamaged by ice which forms on the enclosure or cabinet. Applications: NEMA 4 industrial enclosures can be used in numerous industrial applications […]