2016年12月15日 · Nema Enclosures manufactures NEMA 3R enclosures for housing power distribution, lighting contractors, switch gear, and other electrical components that need to be protected in an outdoor environment. Our adherence to UL 508A standards will give you a quality weatherproof enclosure resistant to rain, ice, and snow.

The National Electrical Manufacturers Association (NEMA) defines standards used in North America for various grades of electrical enclosures typically used in industrial applications.

2022年2月22日 · What is NEMA 3R? This common electrical enclosure rating can be confusing, so use this guide to understand the key traits associated with NEMA 3R.

Combines NEMA 3R features with enhanced corrosion resistance, making it suitable for outdoor applications in corrosive atmospheres. Applied to enclosures for electrical equipment in chemical processing plants and similar environments.

The NEMA Enclosure Type 3 not only meets the IP 45 Enclosure Rating, but also exceeds the IEC requirements because the NEMA Type requires an outdoor corrosion test; a gasket aging test; a dust test; an external icing test; and no water penetration in the rain test.

NEMA 3R electrical enclosures are compatible with both indoor and outdoor applications and hold the least demanding rating for outdoor use. We produce top-quality metal enclosures in a variety of types and materials, all at competitive prices; quick delivery is our specialty.

2025年1月22日 · NEMA 3R is a very specific type of industrial enclosure rating, one that equips the enclosure to adequately house and protect sensitive electronics in outdoor applications. But NEMA 3R is not the only rating that engineers should look for when trying to determine the right enclosure for outdoor use.

2025年3月7日 · NEMA 3R rating helps you pick the right enclosures for outdoor and industrial applications. This is to guard the electronics and HVAC systems from rain, snow, and ice.

StrongBox NEMA 3R-rated enclosures include built-in louvers with filters to keep out bugs, larger dust particles, and dirt while maintaining proper ventilation and air circulation.

NEMA 3R is a rating by the National Electrical Manufacturers Association (NEMA) that defines an enclosure’s ability to protect internal components. These enclosures provide protection against rain, sleet, and external ice formation.