Appleton U-Line® Plugs and Receptacles

U-Line® Factory Sealed 20 Amp Plugs and Receptacles
Explosionproof, Dust-Ignitionproof
Dead-Front Safety Construction.

Class I, Division 1 and 2 Groups B*, C, D
Class II, Division 1 and 2 Groups F, G
Class III NEMA 3, 3R, 7BCD, 9FG

Applications • Locations where receptacles are used with stationary or   portable electrically operated devices such as:   — Lighting systems   — Conveyors   — Heaters   — Motor-generator sets   — Air conditioners   — Compressors   — Pumps • Locations with damp or corrosive conditions. • Class I: classified locations where ignitable vapors or gases are   present such as:   — Petrochemical plants   — Petroleum refineries   — Paint and chemical plants • Class II: classified locations such as:   — Process industries where there are dust hazards from handling   such products as flour, grain and starch or any location where   ignitable amounts of dust are present or amounts which would   adversely affect performance. Features   • Intermateable with competitor's plugs of like configurations.   • Factory sealed, external seals not required in most areas. Arcing     is safely confined to receptacle interior.   • Choice of aluminum receptacle with malleable iron mounting box     or all malleable iron receptacle and box.   • Energized receptacle contacts deeply recessed to reduce danger     of accidental touching.

• Unique blade-type, brass contacts exert constant pressure along     entire contact surface and provide superior electrical contact.   • Insulators provide superior dielectric and mechanical strength     and lowest arc tracking.   • ECP plug fits any standard non-explosionproof receptacle      (NEMA 5-20R, or 6-20R) as well as U-Line explosionproof     receptacles. Standard Materials   • U-Line receptacle and cover: copperfree (4/10 of 1% max.)     aluminum   • U-Line mounting box: malleable iron   • U-Line M Series receptacle and mounting box: malleable iron   • ECP plugs: copperfree (4/10 of 1% max.) aluminum housings   • Insulating blocks: glass-filled reinforced polyester Standard Finishes   • Malleable iron mounting boxes: triple-coat—(1) zinc electroplate,     (2) chromate and (3) epoxy powder coat   • U-Line receptacles: epoxy powder coat   • Cord connector housings and caps: epoxy powder coat Certifications and Compliances   • UL Listed: E10784, E81751   • UL Standard: 1203, 1010, 894   • CSA Standard: C22.2 No. 25, C22.2 No. 30, C22.2 No. 42, C22 No.159   • CSA Certified: 038644

---

*See Plugs and Receptacles: Hazardous Locations for items suitable for
Class I, Group B, C and D; Class II, Groups F, G; and Class III in the Appleton Catalog.

All items shown are IN STOCK