Product Datasheet HBL3521C -- Twist-Lock Plug 4P5W, 20A 250V/10A 600V AC, Non-NEMA, Black & White Nylon Product Specifications Product Type Product Item Plug Wiring Scheme 4 Pole, 5 Wire Grounding Amperage 20A Voltage Multi Rated NEMA Configuration Non-NEMA Item Style Insulgrip Device Color Black/White Cord Dia. .35"-1.15" (9-29) Blade Holder Material Natural White Nylon Terminal Retainer Material Clear polycarbonate Housing Material Black nylon Cord Clamp Material Natural (white) nylon Blade Material Brass Terminal Clamp Material .08" (2) steel-nickel plated Terminal Screw Material #10-32 Brass (white finish on neutral screw when used) Multi-drive Ground Screw Material #10-32 Brass (green finish) Multi-drive Cord Clamp Screw Material Steel, zinc plated Multi-drive Body Holding Screw Material Steel, zinc plated Multi-drive Ratings Molded into face. Catalog No. Permanently ink marked on body. Dielectric Voltage Withstand 2,000V minimum Current Interrupting Certified for current interrupting at full rated current. Temperature Rise Max 30 C temperature rise at full rated current after 50 cycles of overload at 150% of rated current at a power factor of .75. Cord Accommodation Round portable service cords of diameters commensurate with the device rating as defined in UL Standard 62, CSA C22.2 No. 49. Terminal Accommodation 20A #12 AWG Terminal Identification Terminals identified in accordance with UL 498 (X, Y, Z, White, Green) Flammability HB or better per UL 94 or CSA 22.2 No. 0.6 Operating Temperatures Maximum Continuous 75 C Minimum -40 C (w/o impact) Moisture Resistance IP20 Listings UL/CSA Catalog Page Click here for catalog page B57 Hubbellnet Click here for Hubbellnet Catalog Section Click here for Section-B UPC Number 78358503991 Weight in LBs 0.3 Configuration Locking Devices TWIST-LOCK® Devices 4 Pole, 5 Wire Grounding 20 Ampere, 250 Volts, 10 Ampere, 600 Volts AC Receptacle, INSULGRIP® Plug and Connector Body Z For Replacement Use Only Z W Y X GR W GR Receptacle Non-NEMA 20A 250V 10A 600V AC UL/CSA Description Black urea, back wired. Catalog Number HBL3520 1.71" (43.4) Y X Non-NEMA 20A 250V 10A 600V AC UL/CSA 3.61" 2.38" 1.57" (91.7) (60.5) (39.8) 2.50" (63.5) – #6-32 TAP Insulgrip Plug IP20 SUITABILITY Description Black and white nylon. HBL3520 Catalog Number – HBL3521C Insulgrip Connector Body IP20 SUITABILITY Description Black and white nylon. Catalog Number HBL3523C 2.75" (69.9) 2.33" (59.2) 2.21" (56.1) – HBL3521C Insulgrip Flanged Inlet Description Nylon casing, back wired. Catalog Number – HBL3525C 2.33" (59.2) 2.21" (56.1) 3.86" (98.0) Insulgrip Flanged Receptacle Description Nylon casing, back wired. Catalog Number HBL3524C HBL3523C – Notes: Cord grip range for plug and connector body .35 ”-1.15 ” (9-29). See pages B-70 and B-71 for accessories. For technical information on Insulgrip plug and connector body see page B-83. 3.06" (77.7) 120 1.34" R (34.0) 120 2.27" (57.7) CAUTION: To avoid electrical shock, review premises carefully and do not use if slot or blade configuration (design) is already in a circuit having a rating differing from the rating of this device. 2.23" (56.6) HBL3525C 3.06" (77.7) 120 1.34" R (34.0) .19" (4.8) DIA. 120 2.27" (57.7) 2.23" (56.6) HBL3524C Dimensions in Inches (mm) www.hubbell-wiring.com B-57 4P 5W, 20A, 250V, 10A 600V AC .19" (4.8) DIA.