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ANSI O1.1-2013 (R2023)
Woodworking Machinery - Safety Requirements
Covers the safety requirements for the design, installation, care and use of woodworking machinery and accessory equipment, used in industrial and commercial applications, having a total connected power of 5 hp (3.7kw) or greater, or having 3-phase wiring.
Wood Machinery Manufacturers of America [wmma]