Approvals & Certifications
- Class I, Division 1 & 2, Groups A, B, C, D, Class I, Zone 1 & 2, Class II, Division 1 & 2, Groups E, F, G, Class III, Enclosure 4
Options
- Other Hub Arrangements, Hub Sizes Means of Instrument Fastening are available. Instrument Mounting Plates or Brackets Can be Furnished. DER1C or DER1CA are available without Mounting Lugs. See Catalog Pages for Details
Standard Materials
- Copperfree (4/10 of 1% Max.) Aluminum or Malleable Iron Bodies. DER & GUB Covers are Copperfree (4/10 of 1% Max.) Aluminum. GUBM Covers are Copperfree (4/10 of 1% Max.) Aluminum & Glass