A black locking receptacle wired to a NEMA L17-30 configuration, 3-pole 4-wire for 3-phase service, rated 30A at 600V. Box- or panel-mounted, it accepts a matching locking plug and holds the connection through vibration or tension that would back a straight-blade plug out.
- Amperage: 30A
- Voltage: 600V
- Poles/Wires: 3-pole, 4-wire, 3-phase
- Configuration: NEMA L17-30
- Color: Black
Best for: permanently wired 600V 3-phase circuits feeding heavy equipment, where a locking connection is needed instead of a standard straight-blade receptacle.