NEMA® is a registered trademark of the National Electrical Manufacturers Association. H-28 Locking Devices Specifications are subject to change without notice. www.hubbell.com/bryant/en/ Technical Specifications - Locking Plugs, Connectors and Receptacles Locking Plug and Connector Locking Receptacle Description Description Manufacturer’s Identification - Bryant 70520NP and 70520NC Description - Heavy duty locking plug and connector Type - 2-pole, 3-wire, grounding Rating - 20A 125V, NEMA L5-20 Manufacturer’s Identification - Bryant 70520FR Description - Heavy duty locking receptacle Type - 2-pole, 3-wire, grounding Rating - 20A 125V, NEMA L5-20 Certification Certification UL Listed Standard 498 (attachment plug and receptacles) Certified to CSA Standard C22.2 No. 42 (general use receptacles, attachment plugs and similar devices) and C22.2 No. 182.2 (industrial locking type, special use attachment plugs, receptacles and connectors) where applicable UL Listed, Guide AXUT CSA Certified, Guide 20T2 Federal Specifications WC596 (where applicable) Complies with NEMA® standards WD-1, WD-6 and UL-498 UL Listed Standard 498 (attachment plug and receptacles) Certified to CSA Standard C22.2 No. 42 (general use receptacles, attachment plugs and similar devices) and C22.2 No. 182.2 (industrial locking type, special use attachment plugs, receptacles and connectors) where applicable UL Listed, Guide RTRT CSA Certified, Guide 365-E-1 Federal Specifications WC596 (where applicable) Complies with NEMA® standards WD-1, WD-6 Material Material Inches (mm) Components Materials Components Materials Face/terminal assembly Nylon Base Reinforced thermoplastic polyester Cover (housing) Toughened nylon Face Nylon Terminal cover Clear polycarbonate Terminal contacts .040" (1.0) copper alloy Cord grip assembly Impact modified nylon Terminal clamp .040" (1.0) copper alloy Plug blades Brass (neutral blade nickel-plated) Ground contact (5-wire) .040" (1.0) copper alloy Connector contacts High performance copper alloy Ground shunt .015" (.3) copper alloy Terminal clamp nut Zinc-plated steel Mounting straps .050" (1.3) steel (nickel-plated) Terminal screws #10-32 brass, silver finish (neutral screw), green finish (grounding screw) Back plate .040" (1.0) plated copper alloy Assembly screws Zinc-plated steel Terminal screws #10 brass Self-grounding clip Stainless steel (IG and 4-pole, 4-wire receptacles) Mounting screws Plated steel Performance Inches (mm) Performance Electrical Electrical Dielectric voltage Withstands 3500V per UL498 Dielectric voltage Withstands 2,000V minimum Max. working voltage 600V AC 250V DC Max. working voltage 250V Current interrupting Certified for current interrupting at full rated current Current interrupting Certified for current interrupting at full rated current Temperature rise Maximum 30° temperature rise at full rated current after 50 cycles overload at 150% rated current for either AC or DC applications per UL498 Temperature rise Max 30°C temperature rise at full rated current after 50 cycles of overload at 150% of rated direct current Mechanical Mechanical Terminal identification (X, Y, Z brass, hot) (G, green, grounding) (W, silver, neutral) Terminal identification Terminals identified in accordance with UL 498 (brass, white, green) Terminal accommodation #18-8 AWG flexible cord Terminal accommodation #14-10 AWG (solid or stranded) copper conductor only Product identification Ratings and NEMA identification are permanently marked on device Product identification Ratings are a permanent part of the device Cord grip range 3-wire .30"-.95" (7.6-24.1mm), 4-, 5-wire .47"-1.15" (11.8-29.2mm) Environmental Environmental Flammability HB or better per UL 94 or CSA 22.2 No. 17 Flammability Top: UL 94 V2., Base: UL 94 V2 Operating temperatures Maximum continuous 60°C, minimum -40°C without impact Operating temperatures Maximum continuous 60°C, minimum -40°C without impact
