Choosing the Right NEMA Enclosure

Choosing the Right NEMA Enclosure

Variable-frequency drives (VFDs) and similar heat-producing electronic and electrical equipment can be housed in a variety of NEMA-rated enclosures. For outdoor installations, the most common types are NEMA 3R and NEMA 4X stainless steel. Certain types of fiberglass enclosures are rated NEMA 4X, but generally are not suitable for housing heat-producing equipment.

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