Tag: Enclosure Protection

Electrical Box/Enclosure Ratings Appropriate for Personal Protection against Dust or Water Ingress

Many Dwyer Instruments, Inc. products have enclosures that are designed to be rated weatherproof, dust-proof, or even submersible. There are two main rating codes for enclosure protection classification: NEMA and IEC. In the United States, the National Electrical Manufacturers Association (NEMA) has publication 250-2003, Enclosures for Electrical Equipment, that is commonly used for ratings. Underwriters […]