Twist-Lock(R) Devices 20A, 3 Phase 250V AC, 3 Pole, 4 Wire Grounding Insulgrip(R) Plug Features Superior cord grip design protects terminations from excess strain. Clear, funnel shaped wire entry for ease of termination. Integral dust shield protects wiring chamber from dust or contaminants. Ordering Information Description Black and white nylon. Cord Diameter UPC .350"-1.150" (9-29) 783585038193 Catalog Number HBL2421 Listings Listed to UL 498 Fed.Spec. W-C-596 Certified to CSA C22.2 No.42 Specifications Housing / Cord Clamp Terminal Retainer Blades Terminal Screws Terminal Clamp Assembly Screws Nylon Clear polycarbonate Brass #10-32 Brass (Phillips / Slotted / Robertson) Cold rolled steel - nickel plated Steel - nickel plated Performance Electrical Current Interrupting Dielectric Voltage Certified for current interrupting at full rated current Withstands 2,000V minimum Mechanical Terminal Accommodation #16 AWG - #8 AWG stranded copper wire only. Terminal Identification Environmental Flammability Moisture Resistance Operating Temperatures Accessories Connector Single Receptacle Flanged Receptacle Weatherproof Boot Terminals identified in accordance with UL 496 Resources HB or better per UL94/CSA 22.2 No.0.17 IP20 Suitability Maximum Continuous 75C; Minimum -40C (w/o impact) Dimensions in Inches (mm) Hubbell Wiring Device-Kellems * Hubbell Incorporated (Delaware) * 40 Waterview Drive * Shelton, CT 06484 Phone (800) 288-6000 * Fax (800) 255-1031 * Specifications subject to change without notice. Customer Use Drawing eCatalog HBL2423 HBL2420 HBL2426 HBL6035