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UL 789
UL Standard for Safety Indicator Posts for Fire-Protection Service - Tenth Edition; Reprint with revisions through and including February 8, 2013
Organization:
UL - UL
Year: 2004
Abstract: These requirements cover indicator posts, including wall and underground types, for use in operating valves of the inside-screw pattern and for indicating the position of the gates in such valves. Indicator posts are primarily intended for use with valves controlling water supplies to sprinkler, deluge, water spray, foam, and standpipe systems used in private fire service where connections enter buildings.
Requirements for the installation and use of the indicator posts covered by this standard are included in the following Standards of the National Fire Protection Association:
a) NFPA 11, Low Expansion Foam and Combined Agent Systems;
b) NFPA 13, Installation of Sprinkler Systems;
c) NFPA 14, Installation of Standpipe and Hose Systems; and
d) NFPA 24, Installation of Private Fire Service Mains.
Requirements for the installation and use of the indicator posts covered by this standard are included in the following Standards of the National Fire Protection Association:
a) NFPA 11, Low Expansion Foam and Combined Agent Systems;
b) NFPA 13, Installation of Sprinkler Systems;
c) NFPA 14, Installation of Standpipe and Hose Systems; and
d) NFPA 24, Installation of Private Fire Service Mains.
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| contributor author | UL - UL | |
| date accessioned | 2017-09-04T18:35:28Z | |
| date available | 2017-09-04T18:35:28Z | |
| date copyright | 01/09/2004 | |
| date issued | 2004 | |
| identifier other | JIWSBFAAAAAAAAAA.pdf | |
| identifier uri | http://yse.yabesh.ir/std/handle/yse/217507 | |
| description abstract | These requirements cover indicator posts, including wall and underground types, for use in operating valves of the inside-screw pattern and for indicating the position of the gates in such valves. Indicator posts are primarily intended for use with valves controlling water supplies to sprinkler, deluge, water spray, foam, and standpipe systems used in private fire service where connections enter buildings. Requirements for the installation and use of the indicator posts covered by this standard are included in the following Standards of the National Fire Protection Association: a) NFPA 11, Low Expansion Foam and Combined Agent Systems; b) NFPA 13, Installation of Sprinkler Systems; c) NFPA 14, Installation of Standpipe and Hose Systems; and d) NFPA 24, Installation of Private Fire Service Mains. | |
| language | English | |
| title | UL 789 | num |
| title | UL Standard for Safety Indicator Posts for Fire-Protection Service - Tenth Edition; Reprint with revisions through and including February 8, 2013 | en |
| type | standard | |
| page | 18 | |
| status | Active | |
| tree | UL - UL:;2004 | |
| contenttype | fulltext |