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NEMA Revises Equipment Enclosures Standard


The National Electrical Manufacturers Association has revised NEMA 250-2018 Enclosures for Electrical Equipment (1000 Volts Maximum), which covers enclosures for electrical equipment rated not more than 1000 volts. Changes include enclosure types 7 and 9 for hazardous/classified locations as permitted by the National Electrical Code, pressure wash ancillary ratings, a high-pressure power wash test, revisions to enclosure types, and revised outdoor corrosion protection requirements. Click here for more information.

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