UL-1711 › Complete Document History
Standard for Amplifiers for Fire Protective Signaling Systems

Complete Current Edition:
   4TH EDITION - AMPLIFIERS FOR FIRE PROTECTIVE SIGNALING SYSTEMS - Dec. 28, 2006

Obsolete Revision Information:
   3RD EDITION - AMPLIFIERS FOR FIRE PROTECTIVE - Feb. 18, 1999
   2ND EDITION - AMPLIFIERS FOR FIRE PROTECTIVE - Jan. 1, 1994
   1987 EDITION - AMPLIFIERS FOR FIRE PROTECTIVE - Jan. 1, 1987