UL 47:2004 pdf download Semiautomatic Fire Hose Storage Devices
Scope
1.1 These requirements cover semiautomatic fire hose storage devices (SHSD) intended for use ircontrolling incipient fires by occupants of buildings. An SHSD is intended for use with specifically-identifiedfire hose.
1.2 Requirements for the installation, use, and care of hose storage devices and fire hose are includedin the following standards of the National Fire Protection Association: Installation of Standpipe, PrivateHydrants, and Hose Systems, NFPA 14; and Care, Use, and Service Testing of Fire Hose, lncludingConnections and Nozzles,NFPA 1962
1.3 Semiautomatic fire hose storage devices as covered by these requirements use hose having aninside diameter of 1-1/2 inches (38.1 mm) or less and are capable of storing not more than 100 feet (30m) of fire hose, in accordance with the Standard for installation of Standpipe and Hose Systems, NFPA14
2 Components
2.1 Except as indicated in 2.2, a component of a product covered by this standard shall comply with therequirements for that component.See Appendix A for a list of standards covering components generallyused in the products covered by this standard.
2.2 A component is not required to comply with a specific requirement that!
a) lnvolves a feature or characteristic not required in the application of the component in theproduct covered by this standard,or
b) ls superseded by a requirement in this standard.
2.3 A component shall be used in accordance with its rating established for the intended conditions ofuse
2.4 Specific components are incomplete in construction features or restricted in performance capabilities.Such components are intended for use only under limited conditions. such as certain temperatures notexceeding specified limits, and shall be used only under those specific conditions.
3 Units of Measurement
3.1 Values stated without parentheses are the requirement. Values in parentheses are explanatory orapproximate information.
4 Undated References
4.1 Any undated reference to a code or standard appearing in the requirements of this standard shall beinterpreted as referring to the latest edition of that code or standard.
5 Glossary
5.1 For the purpose of this standard the following definitions apply.
5.2 FULL FLOW CONDITIONS – The flow rate at the rated service pressure with the nozzle in a fully-open position and the fire hose fully extended.
5.3 SERVICE PRESSURE – The static outlet pressure in pounds per square inch available at thestandpipe to which the fire hose storage device is to be connected.
5.4 SHSD – Semiautomatic fire hose storage device.
5.5 WORKING PRESSURE – The flowing pressure in pounds per square inch available at the nozzleend of the fire hose.
CONSTRUCTION
6General
6.1 An SHSD shall:
a) Incorporate mounting means to mount the SHSD securely to a building structure orstandpipe;and
b) Provide access to the operator of the hose valve and to the SHSD.6.2 An SHSD shall operate as intended at a maximum service pressure of 150 or 175 psi (1034 or 1206kPa).
6.3 An SHSD shall withstand rough usage without its strength being reduced or its operation beingaffected.See Operational Tests, Section 16.