Hubbell 3-Pole 4-Wire 50A 3-Phase 250V Receptacle, Model HBL8450A
Pickup available at IES - Mississauga
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This Hubbell industrial-grade straight-blade flush receptacle provides a 50 A, 250 V AC three-phase connection for industrial power applications. Sequenced contacts and one-piece power and ground contacts support the grounding connection, while moulded face markings keep device ratings easy to identify.
Key Features
- Three-Phase Power: Provides a 50 A, 250 V AC connection in a 3-pole, 4-wire grounding configuration.
- Sequenced Contacts: Contact sequencing provides protection, with one-piece power and ground contacts.
- Flexible Wiring Access: Back- and side-wired screw terminals accommodate copper conductors, with screw mounting for installation.
- Permanent Identification: Catalogue number, ratings and certification markings are moulded into the face for reference during installation and maintenance.
- Reinforced Housing: Thermoplastic polyester housing combines with brass contacts and a pre-plated steel mounting plate for industrial-grade construction.
Specifications
| Device Type | Industrial-grade single straight-blade flush receptacle |
| Current Rating | 50 A |
| Voltage Rating | 250 V AC, three-phase |
| Configuration | NEMA 15-50R; 3-pole, 4-wire grounding |
| Maximum Horsepower | 7.5 hp |
| Wiring | Back- and side-wired screw terminals; copper wire only |
| Mounting | Screw mounting |
| Housing and Colour | Reinforced thermoplastic polyester; black |
| Contact Materials | Brass contacts and ground shunt; copper box terminals |
| Mounting Plate | 0.062 in. pre-plated steel |
| Location Restriction | Indoor dry locations unless protected by additional means; IP20 |
| Operating Temperature | Maximum continuous 75°C; minimum -40°C without impact |
| Current Interrupting | Certified for current interrupting at full rated current |
| Dielectric Strength | Withstands 2,000 V minimum |
| Flammability Rating | UL 94 V-0 |
| Terminal Identification | Identified in accordance with UL 498 and CSA |
| Dimensions | 3.28 in. long × 1.81 in. wide |
| Weight | 0.6 lb |
