Hubbell Incorporated
Set screw connector with anti-backout lock

Abstract:

An electrical connector is configured to couple an electrical conductor to a support surface. The electrical connector includes a terminal block having a connecting aperture and a threaded aperture. The connecting aperture is configured to receive the electrical conductor. The electrical connector also includes a fastener having threads receivable within the threaded aperture. The fastener is configured to secure the electrical conductor against movement relative to the terminal block. The electrical connector further includes a lock selectively receivable within a slot of the fastener to inhibit unintentional movement of the fastener relative to the terminal block.