The Mechanical Contractors Association of America (MCAA) (Rockville, MD) has published two new safety posters, one on crane operation signals and the other on hazard communication. To order, visit www.mcaa.org/store (website).
The National Electrical Manufacturers Association (NEMA) has released ICS 6-1993 (R2001), “Industrial Control and Systems: Enclosures.” The standard covers the enclosure requirements of all industrial control devices functioning on commercial voltages of up to 750 vdc, or up to 7,200 vac. For more information, call 800-854-7179 or visit www.global. ihs.com (website).
Publication date: 01/01/2002