UL 1577-1989
Optical isolators

Standard No.

UL 1577-1989

Release Date

1989

Published By

Underwriters Laboratories (UL)

Status

Withdraw

Replace By

UL 1577-1995

Latest

UL 1577 BULLETIN-2019

UL 1577-1989 history

• 2019 UL 1577 BULLETIN-2019 UL Standard for Safety Optical Isolators (COMMENTS DUE: May 20@ 2019)
• 2019 UL 1577-2019 UL Standard for Safety Optical Isolators (Fifth Edition; Reprint with revisions through and including January 23@ 2015)
• 2014 UL 1577 BULLETIN-2014 UL Standard for Safety Optical Isolators (COMMENTS DUE: MARCH 17@ 2014)
• 2014 UL 1577-2014 UL Standard for Safety Optical Isolators (Fifth Edition; Reprint with revisions through and including January 23@ 2015)
• 2013 UL 1577 BULLETIN-2013 UL Standard for Safety Optical Isolators (COMMENTS DUE: October 07@ 2013)
• 2012 UL 1577 BULLETIN-2012 UL Standard for Safety Optical Isolators (COMMENTS DUE: APRIL 23@ 2012)
• 2011 UL 1577 BULLETIN-2011
• 2009 UL 1577 BULLETIN-2009 UL Standard for Safety Optical Isolators (COMMENTS DUE: May 08@ 2009)
• 1970 UL 1577 BULLETIN-2008
• 2000 UL 1577-2000 UL Standard for Safety Optical Isolators Fourth Edition
• 1995 UL 1577-1995 Optical isolators
• 1989 UL 1577-1989 Optical isolators