UL 555S-1993
Leakage rated dampers for use in smoke control systems

Standard No.

UL 555S-1993

Release Date

1993

Published By

Underwriters Laboratories (UL)

Status

Be replaced 1997-06

Replace By

UL 555S-1996

Latest

UL 555S-2020

UL 555S-1993 history

• 1970 UL 555S-2020
• 2016 UL 555S BULLETIN-2016 UL Standard for Safety Smoke Dampers (COMMENTS DUE: September 19@ 2016)
• 2014 UL 555S-2014 UL Standard for Safety Smoke Dampers (Fifth Edition; Reprint with revisions through and including October 27@ 2016)
• 2013 UL 555S BULLETIN-2013 UL Standard for Safety Smoke Dampers (COMMENTS DUE: January 06@ 2014)
• 2012 UL 555S BULLETIN-2012 UL Standard for Safety Smoke Dampers (COMMENTS DUE: May 07@ 2012)
• 2011 UL 555S BULLETIN-2011 UL Standard for Safety Smoke Dampers (COMMENTS DUE: May 02@ 2011)
• 2009 UL 555S BULLETIN-2009 UL Standard for Safety Smoke Dampers (COMMENTS DUE: JULY 27@ 2009)
• 2008 UL 555S BULLETIN-2008 UL Standard for Safety for Smoke Dampers (COMMENTS DUE: NOVEMBER 24@ 2008)
• 2006 UL 555S BULLETINS-2006 CSDS 03/10/2006 (6p)
• 2006 UL 555S BULLETIN-2006 UL Standard for Safety Smoke Dampers
• 2005 UL 555S BULLETINS-2005 UL Standard for Safety Smoke Dampers (11/23/2005 (2p); 09/02/2005 (6p))
• 2001 UL 555S BULLETINS-2001 UL Standard for Safety Smoke Dampers (07/13/2001 (16p); 04/06/2001 (22p))
• 2000 UL 555S BULLETINS-2000 UL Standard for Safety Smoke Dampers (10/26/2000 (2p); 03/31/2000 (10p))
• 1999 UL 555S-1999 UL Standard for Safety for Smoke Dampers Fourth Edition; Reprint with Revisions Through and Including 07/06/2006
• 1996 UL 555S-1996 UL Standard for Safety Leakage Rated Dampers for Use in Smoke Control Systems (Third Edition)
• 1993 UL 555S-1993 Leakage rated dampers for use in smoke control systems