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UL 401
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UL 401 5th Edition, June 29, 2017 UL Standard for Safety Portable Spray Hose Nozzles for Fire-Protection Service
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Description / Abstract:
These requirements cover portable hand line spray hose nozzles intended for general fire fighting or for use with fire hose mounted on standpipe systems.
Requirements for the installation and use of spray nozzles used in standpipe systems are intended to be in accordance with the Standard for Standpipe, and Hose Systems, NFPA 14.
Nozzles covered by this Standard are intended to be inspected and maintained in accordance with Standard for the Inspection, Care and Use of Fire Hose, Couplings and Nozzles and the Service Testing of Fire Hose, NFPA 1962, and the Standard for the Inspection, Testing and Maintenance of Water-Based Fire Protection Systems, NFPA 25, when used in standpipe systems.
Nozzles covered by this Standard are intended for use on:
a) Class A common combustibles such as wood and paper, and B flammable liquid fires; or
b) Class A, B, and C, if suitable for use on electrically energized fires.
Requirements for the installation and use of spray nozzles used in standpipe systems are intended to be in accordance with the Standard for Standpipe, and Hose Systems, NFPA 14.
Nozzles covered by this Standard are intended to be inspected and maintained in accordance with Standard for the Inspection, Care and Use of Fire Hose, Couplings and Nozzles and the Service Testing of Fire Hose, NFPA 1962, and the Standard for the Inspection, Testing and Maintenance of Water-Based Fire Protection Systems, NFPA 25, when used in standpipe systems.
Nozzles covered by this Standard are intended for use on:
a) Class A common combustibles such as wood and paper, and B flammable liquid fires; or
b) Class A, B, and C, if suitable for use on electrically energized fires.