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UL - 33 BULLETIN

UL Standard for Safety Heat Responsive Links for Fire Protection Service

active, Most Current
Organization: UL
Publication Date: 5 February 2021
Status: active
Page Count: 17
scope:

These requirements cover heat responsive links used for fire-protection service. These links consist of devices intended for installation under load conditions such as for use with automatic fire suppression systems; or automatic closure devices for doors, windows, dampers or smoke relief vents.

Heat responsive links are categorized by temperature rating, type of coating or plating, minimum and maximum design load, and other factors which may have a bearing on their intended use.

Document History

33 BULLETIN
February 5, 2021
UL Standard for Safety Heat Responsive Links for Fire Protection Service
These requirements cover heat responsive links used for fire-protection service. These links consist of devices intended for installation under load conditions such as for use with automatic fire...
January 31, 2020
UL Standard for Safety Heat Responsive Links for Fire-Protection Service
A description is not available for this item.
February 20, 2015
UL Standard for Safety Heat Responsive Links for Fire-Protection Service
A description is not available for this item.
November 27, 2009
UL Standard for Safety Heat Responsive Links for Fire-Protection Service
A description is not available for this item.
October 9, 2009
UL Standard for Safety Heat Responsive Links for Fire-Protection Service
A description is not available for this item.
January 1, 2005
UL Standard for Safety Heat Responsive Links for Fire-Protection Service
A description is not available for this item.
January 1, 2003
UL Standard for Safety Heat Responsive Links for Fire-Protection Service
A description is not available for this item.
July 25, 2002
UL Standard for Safety Heat Responsive Links for Fire-Protection Service
A description is not available for this item.

References

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