UL 62841-4-1000
Electric Motor-Operated Hand-Held Tools, Transportable Tools And Lawn And Garden Machinery - Safety - Part 4-1000: Particular Requirements For Utility Machines
standard by Underwriters Laboratories, 06/19/2020
IEEE 336-1971
IEEE Standard Installation, Inspection, and Testing requirements for Instrumentation, and Electric Equipment During the Construction of Nuclear Power Generating Stations
standard by IEEE, 11/30/1970