The Builders Hardware Manufacturers Association (BHMA) has published a new ANSI standard, BSR/BHMA A156.38-201x, Low Energy Power Operated Sliding and Folding Doors.
Requirements in this standard apply to low energy power operated sliding and folding door systems for pedestrian use, and some small vehicular use. The activation of all doors described in this standard requires a knowing act. Included are provisions intended to reduce the chance of user injury or entrapment.
Additional revisions and new standards from BHMA include BSR/BHMA A156.3-201x, Exit Devices (revision of ANSI/BHMA A156.3-2008), BSR/BHMA A156.37-201x, Multipoint Locks (new standard), BSR/BHMA A156.38-201x and Low Energy Power Operated Sliding and Folding Doors (new standard).