UL-681 › Standard for Installation and Classification of Burglar and Holdup Alarm Systems
Included in this current edition are the following subparts:
15TH EDITION - Jan. 16, 2014
CHANGE 09/18 - Sept. 4, 2018
CHANGE 01/21 - Jan. 15, 2021
CHANGE 09/18 - Sept. 4, 2018
CHANGE 01/21 - Jan. 15, 2021
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Document Number
UL-681
Revision Level
15TH EDITION
Status
Current
Publication Date
Jan. 16, 2014
Page Count
102 pages