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What NEMA is a rain-tight, water-tight, and a dust-tight enclosure?

April 26, 2017dust-tight Enclosure nema water-tight

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What NEMA is a rain-tight, water-tight, and a dust-tight enclosure?

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Generally speaking, a rain-tight could be a NEMA 3R, not under pressure of liquids. A water-tight could be a NEMA 4 if the application has liquids under pressure. Finally, a dust-tight could be a NEMA 12 as these enclosures are gaskets, made with a seam-weld construction.