® U-Line Factory Sealed 20 Amp Plugs and Receptacles Explosionproof, Dust-Ignitionproof Dead-Front Safety Construction. Choice of Aluminum or Thermoplastic Polyester Plug. 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: Standard Materials — Process industries where there are dust hazards from • U-Line receptacle and cover: copperfree (4/10 of 1% max.) handling such products as flour, grain and starch or any aluminum location where ignitable amounts of dust are present or • U-Line mounting box: malleable iron amounts which would adversely affect performance. • U-Line M Series receptacle and mounting box: malleable iron • ECP plugs: copperfree (4/10 of 1% max.) aluminum housings Features • Insulating blocks: glass-filled reinforced polyester • Intermateable with competitor's plugs of like configurations. • Factory sealed, external seals not required in most areas. Arcing Standard Finishes is safely confined to receptacle interior. • Malleable iron mounting boxes: triple-coat—(1) zinc electroplate, • Choice of aluminum receptacle with malleable iron mounting (2) chromate and (3) epoxy powder coat box or all malleable iron receptacle and box. • U-Line receptacles: epoxy powder coat • Energized receptacle contacts deeply recessed to reduce • Cord connector housings and caps: epoxy powder coat danger of accidental touching. • Unique blade-type, brass contacts exert constant pressure Options along entire contact surface and provide superior electrical • U-Line all-aluminum receptacle cover and box. Add suffix -A. contact. Certifications and Compliances • Insulators provide superior dielectric and mechanical strength • UL Listed: E10784, E81751 and lowest arc tracking. • UL Standard: 1203, 1010, 894 • ECP plug fits any standard non-explosionproof receptacle • CSA Standard: C22.2 No. 25, C22.2 No. 30, C22.2 No. 42, C22 (NEMA 5-20R, or 6-20R) as well as U-Line explosionproof No.159 receptacles. • CSA Certified: 038644 Illustrated Features Receptacle housing and Mounting lugs. U-Line NEMA 4X corrosion cover optional malleable resistance screw cover kit iron on EFS-M Series. available: ULINEREC4XKIT. Spring-loaded cover seats against neoprene gasket. Malleable iron mounting box with triple-coat finish standard. Stainless steel slotted hex Aluminum back box available. head mounting screws.  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. Special U-Line receptacles are UL Classified to mount on Killark SWB boxes. Killark is a registered trademark of Hubbell Incorporated. 824 Visit our website at www.appletonelec.com or contact us at (800) 621-1506. © September 2010 Plugs and RecePtacles: HazaRdOus lOcatiOn Plugs and Receptacles Plugs and Receptacles Plugs and RecePtacles: HazaRdOus lOcatiOn ® U-Line Factory Sealed 20 Amp Plugs and Receptacles Explosionproof, Dust-Ignitionproof Dead-Front Safety Construction. Choice of Aluminum or Thermoplastic Polyester Plug. 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 Illustrated Features Spring door cover keeps dust out of receptacle when plug is not in With plug in use, neoprene With plug not in use, spring- use, which may be rotated 180° or completely removed. Stainless gasket in throat of receptacle loaded door seats against steel cover spring-completely enclosed for protection from “seals” around plug keeping neoprene gasket to seal corrosive environments. out dirt, water, dust and other receptacle from corrosive foreign matter. atmospheres. Factory sealed receptacle/switch interior. Switch is an integral For safety... Ordinary location Plug mechanical cable clamps part of receptacle interior, contained in an aluminum sleeve. plug will NOT activate on the plug prevent strain on Protective xylan coating on inside of sleeve provides smooth explosionproof U-Line cables and meet or exceed UL “rotating” action of internal switch, which is activated by rotating receptacle. 150 lb. strain relief pull-out test plug in receptacle. Entire aluminum sleeve is sealed at both ends for classified locations. with neoprene O-rings to protect receptacle/switch interior against moisture. ECP Interchanger™ plug fits ordinary location receptacles (NEMA 5-20R and NEMA 6-20R) and explosionproof U-Line receptacle as well competitors comparable NEMA blade configured receptacles. A twist of the plug produces audible “click” to indicate fast make Special neoprene watertight plug bushing accommodates and break of built-in switch contacts. Twisting plug locks it in flexible cord ranging from .538” to .639” in diameter. place—cannot be accidentally pulled out. Solderless lugs—all terminals are pressure type to facilitate wiring. Longer plug housing for better gripping and easier plug insertion and withdrawal.  Shaded items on following pages indicate items suitable for Class I, Group B, C and D; Class II, Groups F, G; and Class III. Visit our website at www.appletonelec.com or contact us at (800) 621-1506. 825 © September 2010 ® U-Line Factory Sealed 20 Amp Aluminum Receptacles Explosionproof, Dust-Ignitionproof 125 Vac, 20 Amp, 1 HP; 250 Vac, 20 Amp, 2 HP. Dead-Front Safety Construction. Class I, Division 1 Groups B, C, D Class I, Division 2 Groups B, C, D Class II, Division 1 and 2 Groups F, G Class III † Aluminum Receptacle and Malleable Iron Mounting Box Catalog Number 125 Vac, 1 HP 250 Vac, 2 HP Hub Size Type Wire/Pole (Inches) Single Gang Class I, Division 1 and 2 Groups B, C, D; Class II, Division 1 and 2 Groups F, G; Class III. Suitable for use in Class I, Division 1, Group B ‡ when used with external seals. 1/2 EFS150-2023 EFS150-20232 Dead-End 2W, 3P 3/4 EFS175-2023 EFS175-20232 1 EFS110-2023 EFS110-20232 1/2 EFSC150-2023 EFSC150-20232 Feed-Thru 2W, 3P 3/4 EFSC175-2023 EFSC175-20232 1 EFSC110-2023 EFSC110-20232 Dead-End Feed-Thru Two Gang Class I, Division 1 and 2 Groups C, D; Class I, Division 2, Groups B, C, D; Class II, Division 1 and 2 Groups F, G; Class III. 1/2 EFS250-2023 EFS250-20232 Dead-End 2W, 3P 3/4 EFS275-2023 EFS275-20232 1 EFS210-2023 EFS210-20232 1/2 EFSC250-2023 EFSC250-20232 Feed-Thru 2W, 3P 3/4 EFSC275-2023 EFSC275-20232 1 EFSC210-2023 EFSC210-20232 Dead-End Feed-Thru Replacement Receptacles 2W, 3P EFSR-2023 EFSR-20232 Spring Door Replacement Assembly (aluminum) ULSCA  Receptacle for use on Killark SWB Boxes. EFSR-2023K EFSR-20232K  NEMA 4X Corrosion Resistance Kit ULINEREC4XKIT † Standard back box malleable iron. For aluminum back box, add suffix –A to catalog number. ‡ Seals (not furnished—see Fittings Section) must be placed within 2 inches from each conduit opening. Seals are not required in Class I, Division 2 locations.  NEMA Type 4X when the screw cover is installed and the cover is fully engaged.  Shaded area indicates items suitable for Class I, Group B, C and D; Class II, Groups F, G; and Class III.  Killark is a registered trademark of Hubbell Incorporated. 826 Visit our website at www.appletonelec.com or contact us at (800) 621-1506. © September 2010 Plugs and RecePtacles: HazaRdOus lOcatiOn Plugs and Receptacles Plugs and Receptacles Plugs and RecePtacles: HazaRdOus lOcatiOn ® U-Line Factory Sealed 20 Amp Malleable Iron Receptacles Explosionproof, Dust-Ignitionproof 125 Vac, 20 Amp, 1 HP; 250 Vac, 20 Amp, 2 HP. Dead-Front Safety Construction. Class I, Division 1 Groups B, C, D Class I, Division 2 Groups B, C, D Class II, Division 1 and 2 Groups F, G Class III Malleable Iron Receptacle and Malleable Iron Mounting Box Catalog Number 125 Vac, 1 HP 250 Vac, 2 HP Hub Size Type Wire/Pole (Inches) Single Gang — Class I, Group B These models have separate factory sealed chamber— suitable for Class I, Group B as well as Class I, Division 1 and 2 Groups B, C, D; Class II, Division 1 and 2 Groups F, G; Class III ‡ Class I, Groups C and D, Class II, Groups F , G and Class III. No external seals required. 1/2 EFSB150-2023M EFSB150-20232M Dead-End 2W, 3P 3/4 EFSB175-2023M EFSB175-20232M 1/2 EFSCB150-2023M EFSCB150-20232M Feed-Thru 2W, 3P 3/4 EFSCB175-2023M EFSCB175-20232M Dead-End Feed-Thru Single Gang Suitable for use in Class I, Division 1, Group B Class I, Division 1 and 2 Groups B, C, D; Class II, Division 1 and 2 Groups F, G; Class III ‡ when used with external seals. 1/2 EFS150-2023M EFS150-20232M Dead-End 2W, 3P 3/4 EFS175-2023M EFS175-20232M 1 EFS110-2023M EFS110-20232M 1/2 EFSC150-2023M EFSC150-20232M Feed-Thru 2W, 3P 3/4 EFSC175-2023M EFSC175-20232M 1 EFSC110-2023M EFSC110-20232M Dead-End Feed-Thru Two Gang Class I, Division 1 and 2 Groups C, D; Class I, Division 2, Groups B, C, D; Class II, Division 1 and 2 Groups F, G; Class III. 1/2 EFS250-2023M EFS250-20232M Dead-End 2W, 3P 3/4 EFS275-2023M EFS275-20232M 1 EFS210-2023M EFS210-20232M 1/2 EFSC250-2023M EFSC250-20232M Feed-Thru 2W, 3P 3/4 EFSC275-2023M EFSC275-20232M 1 EFSC210-2023M EFSC210-20232M Dead-End Feed-Thru Malleable Iron Replacement Receptacle Only 2W, 3P EFSR-2023M EFSR-20232M Spring door replacement assembly (iron) ULSCM ‡ Seals (not furnished—see Fittings Section) must be placed within 2 inches from each conduit opening. Seals are not required in Class I, Division 2 locations.  Shaded area indicates items suitable for Class I, Group B, C and D; Class II, Groups F, G; and Class III. Visit our website at www.appletonelec.com or contact us at (800) 621-1506. 827 © September 2010 ® U-Line Factory Sealed 20 Amp Receptacles Dimensions Explosionproof, Dust-Ignitionproof 125 Vac, 20 Amp, 1 HP; 250 Vac, 20 Amp, 2 HP. Dead-Front Safety Construction. Single Gang Box Two Gang Box Side View 828 Visit our website at www.appletonelec.com or contact us at (800) 621-1506. © September 2010 Plugs and RecePtacles: HazaRdOus lOcatiOn Plugs and Receptacles Plugs and Receptacles PLUGS AND RECEPTACLES: HAZARDOUS LOCATION 20 Amp Plugs ® For U-Line 20 Amp Receptacles. Explosionproof, Dust-Ignitionproof These watertight plugs also fit NEMA 5-20R or 6-20R receptacles in nonclassified areas. Choice of Aluminum or Thermoplastic Polyester Plug. 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 • Plugs Ţ ts any standard non-explosionproof receptacle (NEMA Applications 5-15R, 5-20R, or 6-20R) as well as U-Line explosionproof ® • U-Line Interchanger™ ECP plug: suitable for use in such areas receptacles. as reŢ neries, petrochemical plants, and other areas subject to • ECP plug: a twist of the plug produces audible “click” to where ignitable gases are present. indicate fast make and break of built-in switch contacts. • NCP Plug: ideal where moisture or corrosion is a constant Twisting plug locks it in place and cannot be accidentally pulled problem, such as production facilities on marine platforms, and out. pipeline transportation facilities. • NCP plug: special neoprene watertight plug bushing accommodates ţ exible cord ranging from .538” to .639” Features diameter. • Unique blade-type, brass contacts exert constant pressure along entire contact surface and provide superior electrical Standard Materials contact. • ECP plug: copperfree (less than 4/10ths of 1%) aluminum • Insulators provide superior dielectric and mechanical strength • NCP plug: 30% glass-reinforced thermoplastic polyester and lowest arc tracking. • Longer plug housing for better gripping and easier plug insertion and withdrawal. Catalog Number 125 Vac 250 Vac Wire/ Cable Dia., Amp Diagram Pole (Inches) ® U-Line Interchanger™ ECP Standard Plug 15 2W, 3P .538 to .639 ECP-1523 ––– 20 2W, 3P .538 to .639 ECP-2023 ––– 20 2W, 3P .538 to .639 ––– ECP-20232 NCP Plug 15 2W, 3P .538 to .639 NCP-1523 ––– 20 2W, 3P .538 to .639 NCP-2023 ––– 20 2W, 3P .538 to .639 ––– NCP-20232 Dimensions in Inches/Millimeters Visit our website at www.appletonelec.com or contact us at (800) 621-1506. 829 © August 2011 EFSR-GFI Factory Sealed Ground Fault Circuit Interrupter ® For U-Line 20 Amp Receptacles. Explosionproof, Dust-Ignitionproof 125 Vac branch circuits. Installs in standard EFD Mounting Box. Class I, Division 1 Groups B, C, D Class I, Division 2 Groups B, C, D Class II, Division 1 and 2 Groups E, F, G Class III NEMA 3, 3R, 7BCD, 9EFG Applications • Provides required ground fault protection for portable electrically-operated devices. Meets all UL and CSA EFSR-GFI cover mounted on requirements for ground fault protection in hazardous locations. single-gang EFD box. The GFI • Well suited for use in highly corrosive atmospheres and wet cover has separate factory locations. sealed sealing chamber and is ® • Can be used in conjunction with U-Line factory sealed suitable for Class I, Group B as receptacle on 20 Amp, 125 Vac 50/60 Hz branch circuits. well as Class I, Groups C and D; Class II, Groups E, F, G and Features Class III. • Factory sealed construction; no external seals are required. Arcing is conŢ ned within the device’s interior sealed chamber. • Rated 20 Amp, 125 Vac, 5 mA trip setting. • Smooth-operating test and reset buttons. • Can be installed in standard EFD Series mounting boxes. Choice of malleable iron or aluminum, dead-end or feed-thru styles. Standard Materials EFSR-GFI cover installed on • Cover and sealing chamber: cast copperfree (less than 4/10ths two-gang EFD box together of 1%) aluminum with U-Line 20 Amp, 125 Vac • Cover bolts, test and reset buttons and shafts: stainless steel factory sealed receptacle. Standard Finish Receptacle listed for Class • Cover and sealing chamber: baked gray epoxy clad Ţ nish I, Groups C and D, Class II, Groups F and G, and Class III. Certifications and Compliances • UL Listed: E81751 • UL Standard: 943, 1203 Catalog Number Hub Size Description (Inches) Malleable Iron Aluminum GFI Cover and Box — Single Gang 1/2 EFS150-GFI EFS150A-GFI Dead-End 3/4 EFS175-GFI EFS175A-GFI 1 EFS110-GFI EFS110A-GFI 1/2 EFSC150-GFI EFSC150A-GFI Feed-Thru 3/4 EFSC175-GFI EFSC175A-GFI 1 EFSC110-GFI EFSC110A-GFI GFI Cover, U-Line Receptacle and Box — Two Gang 1/2 EFS250-2023GFI EFS250A-2023GFI Dead-End 3/4 EFS275-2023GFI EFS275A-2023GFI 1 EFS210-2023GFI EFS210A-2023GFI 1/2 EFSC250-2023GFI EFSC250A-2023GFI Feed-Thru 3/4 EFSC275-2023GFI EFSC275A-2023GFI 1 EFSC210-2023GFI EFSC210A-2023GFI Aluminum Ground Fault Interrupter Cover/Device ® Cover may be used with other EFD boxes and U-Line receptacles in this section. EFSR-GFI  Shaded area indicated items suitable for Class I, Group B. Visit our website at www.appletonelec.com or contact us at (800) 621-1506. 830 © August 2011 PLUGS AND RECEPTACLES: HAZARDOUS LOCATION Plugs and Receptacles Plugs and Receptacles Plugs and RecePtacles: HazaRdOus lOcatiOn ® U-Line 20 Amp Portable Receptacle with GFCI Explosionproof, Dust-Ignitionproof 125 Vac. For use on Hazardous or Non-Hazardous Receptacles. Class I, Division 1 and 2 Groups C, D Class II, Division 1 and 2 Groups F, G Class III NEMA 3, 3R, 7CD, 9FG Applications • Provides required portable ground fault protection for electrically-operated devices. Meets all UL and CSA requirements for ground fault protection in hazardous locations. • Well suited for use in highly corrosive atmospheres and wet locations. Features • Arcing is confined within the device's interior. • Rated 20 Amp, 125 Vac, 5 mA trip setting. • Provides open neutral protection to maximize safety. • High intensity LED pilot light rated at 100,000 hours • Smooth operating test and reset buttons. • Heavy duty 3 foot/0.91 meter SO power cord with U-Line 20 Amp NEMA 5-20R plug. • Lightweight design. • Convenient carry/hanging handle. • Plug mates with competitors comparable receptacles. The receptacle also accepts their respective plugs. Standard Materials • Covers and back box: cast copperfree (less than 4/10ths of 1%) aluminum • Cover bolts, test and reset buttons and shafts: stainless steel • Carry/hanging handle: nylon covered galvanized steel Standard Finish • Covers and back box: baked gray epoxy clad finish Options • Incandescent pilot light available, contact local sales representative. Compliances • UL Standard: 943, 1203 • CSA Standard: C22.2 No. 30 Dimensions 6.25" Amp Pilot Light Class I, Division 1 and 2 5.92" 158.7 mm 150.3 mm Green LED U2023PGFID1G3 20 Red LED U2023PGFID1R3 12.90" 327.6 mm Cord: 36.00" 914.4 mm 2.78" 70.6 mm Visit our website at www.appletonelec.com or contact us at (800) 621-1506. 831 © September 2010 EFD Cast Device Mounting Boxes ® For U-Line 20 Amp Receptacles Single, Two, Tandem, and One through Five Gang Boxes. Catalog Number Hub Size Type (Inches) Malleable Iron Aluminum Single Gang 1/2 EFD150-NL-Q EFD150A-NL-Q Dead-End 3/4 EFD175-NL-Q EFD175A-NL-Q 1 EFD110-NL-Q EFD110A-NL-Q 1/2 EFDC150-NL-Q EFDC150A-NL-Q Feed-Thru 3/4 EFDC175-NL-Q EFDC175A-NL-Q 1 EFDC110-NL-Q EFDC110A-NL-Q Two Gang 1/2 EFD250-NL-Q EFD250A-NL-Q Dead-End 3/4 EFD275-NL-Q EFD275A-NL-Q 1 EFD210-NL-Q EFD210A-NL-Q 1/2 EFDC250-NL-Q EFDC250A-NL-Q Feed-Thru 3/4 EFDC275-NL-Q EFDC275A-NL-Q 1 EFDC210-NL-Q EFDC210A-NL-Q † Tandem 1/2 EFDT50-NL-Q — Dead-End 3/4 EFDT75-NL-Q — 1 EFDT10-NL-Q — 1/2 EFDCT50-NL-Q — Feed-Thru 3/4 EFDCT75-NL-Q — 1 EFDCT10-NL-Q — Blank Bodies for Brazed Hubs Construct complete catalog number per following page. Hubs will be located in center of walls and evenly spaced unless otherwise specified. Where spacings are critical, submit sketch showing spacing requirements. 1 Gang EFD-1-NL — 2 Gang EFD-2-NL — 3 Gang EFD-3-NL — 4 Gang EFD-4-NL — 5 Gang EFD-5-NL — † For tandem bodies, eternal seals must be installed within 5 feet/1.52 meters of each conduit entrance or Class I, Group C and D. 832 Visit our website at www.appletonelec.com or contact us at (800) 621-1506. © September 2010 Plugs and RecePtacles: HazaRdOus lOcatiOn Plugs and Receptacles Plugs and Receptacles Plugs and RecePtacles: HazaRdOus lOcatiOn EFD Blank Cast Device Boxes ® Drilling Information for Brazed Threaded and Union Hubs for U-Line 20 Amp Receptacles Single, Two, Three, Four and Five Gang Boxes. Determine catalog number as follows: Standard Hub Arrangement Diagrams (1) Select EFD device box catalog number. Hub “a” is always TOP of box (2) Select “Standard Hub Arrangement Two, Three, Four and Five Gang (Front View) Diagram” number. (3) Select symbols that represent hub sizes from “Symbol Table.” (Use “0” where no hub is required, and separate the various divisions of the complete catalog number by dashes.) Example The blank body device box selected is EFD3NL and the hub arrangement is diagram #8. Hub “a” is to be 3/4” brazed threaded; hub “b”, 1” brazed threaded; hub “c”, 3/4” brazed threaded; hub “d”, no hub is required; and hub “e”, 1” brazed union. The complete catalog number will be: EFD–3NL–8–23203E If a “Standard Hub Arrangement” is not suitable for the application, or when hubs are to be more accurately spaced, submit sketch locating hubs (1) from centerlines of walls and (2) from outside back of box (or from mounting lug surface if lugs are supplied). All hubs will be located in centerlines of walls and evenly spaced unless otherwise specified. Symbol Table Brazed Hub Size Threaded Hub Brazed Union (Inches) Symbol Hub Symbol Blank 0 0 1/2 1 1E 3/4 2 2E 1 3 3E One Gang (Front View) Visit our website at www.appletonelec.com or contact us at (800) 621-1506. 833 © September 2010