Low-Voltage Switchgear and Controlgear – Part 7-4: Ancillary equipment – PCB terminal blocks for copper conductors
standard by Underwriters Laboratories, 04/27/2018
Particular Requirements for Grinders, Polishers, and Disk-Type Sanders
standard by Underwriters Laboratories, 01/01/1995
Plugs, Receptacles, and Cable Connectors of the Pin and Sleeve Type
standard by Underwriters Laboratories, 02/15/2017