Type 7 NEMA enclosures are defined as:

Indoor Hazardous Locations-Air-break Equipment -
Type 7 enclosures are intended for use indoors, in the atmospheres and locations defined as Class 1, Division I and Group A, B, C or D in the National Electrical Code.

The letter or letters A, B, C or D, which indicate the gas or vapor atmospheres in the hazardous location, appear as a suffix to the designation "Type 7" to give the complete NEMA designation and correspond to Class 1, Division 1, Group A, B, C or D, respectively, as defined in the National Electrical Code.

These enclosures shall be designed in accordance with the requirements of Underwriters' Laboratories, Inc., "Industrial Control Equipment for Use in Hazardous Locations," UL 698, and shall be marked to show the Class and Group letter designations.

Energy Technologies, Inc. designs it's rugged reliable Uninterruptible Power Supplies, Frequency Converters, Power Conditioners and other products for use in all environments in NEMA Enclosures.

Energy Technologies custom builds NEMA systems with power ratings and container types designed to meet your requirements. Fill out our Custom NEMA form or click the "Contact Us" button to e-mail our sales staff.