Locking Devices, Twist-Lock®, Industrial, Flush Receptacle, 20A 3-Phase Wye 120/208V AC, 4-Pole 5-Wire Grounding, L21-20R, Screw Terminal, Black

Locking Devices, Twist-Lock® Industrial Flush Receptacle 20A 3-Phase WYE 120/208V AC This locking device is a Twist-Lock® industrial flush receptacle designed for heavy duty industrial applications. It supports a 20 amp, 3-phase WYE 120/208V AC electrical system with 4-pole, 5-wire grounding configuration. The device features screw terminal connections with both back and side wiring options, making it suitable for secure and reliable electrical installations. It is made with a nylon face and brass mounting hardware, providing durability and corrosion resistance. This product is ideal for electrical distributors and switchgear suppliers requiring robust wire and cable connection solutions in indoor dry environments. Specifications Manufacturer: Hubbell Wiring Device-Kellems Manufacturer Part #: HBL2510 Application: Heavy Duty Industrial Current Rating: 20 amperes Voltage Rating: 3 Phase WYE 120/208 VAC Number of Poles: 4-Pole Number of Wires: 5-Wire Connection: Screw Terminal (Back and Side Wired) Material: Nylon face, brass contacts and mounting strap Mounting: Screw Mount Dimensions: 3.28 in (L) x 1.70 in (W) x 1.23 in (H) Weight: 0.30 lb Dielectric Strength: Withstands 2,000V minimum Horsepower Rating: 2 HP maximum Environmental Conditions: Indoor Dry Unless Protected By Additional Means NEMA Rating: L21-20R Operating Temperature: -40°C to 75°C (without impact) Country of Origin: United States Made in USA: Yes Standards: Certified to CSA C22.2 No.42, Listed to UL 498, Fed.Spec. W-C-596 RoHS Compliance: Yes Features Wire restraint recess for both back and side wiring reduces terminal loosening Face color coding by voltage facilitates proper device mating All-brass mounting and grounding system provides lower resistance ground path and enhanced corrosion resistance compared to steel Certified for current interrupting at full rated current V2 or better flammability rating per UL94/CSA 22.2 No.0.17 IP20 suitability for moisture resistance Terminals identified per UL 498 standards Downloads & Links Catalog Page Asset Reference 2 Spec Sheet Warranty Document Asset Reference Entertainment Product Solution Guide Sales Drawing Asset Reference Installation Manuals Asset Reference Catalog Page Asset Reference 1 Insulgrip¬Æ Straight Blade and Twist-Lock¬Æ Devices Catalog Page Asset Reference 3 Catalog Full Asset Reference