UL 1478A
Standard for Pressure Relief Valves for Sprinkler Systems
Underwriters Laboratories , 05/20/2013
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Pressure Relief Valves for Sprinkler Systems
UL 1478A
These requirements cover pressure relief valves intended for use in sprinkler systems for fire protection service to relieve excessive pressures caused by thermal expansion, downstream of a pressure reducing valve or in valve trim.
Requirements for installation of these valves are included in the Standard for Installation of Sprinkler Systems, NFPA 13.
Pressure Relief Valves for Sprinkler Systems
UL 1478A
These requirements cover pressure relief valves intended for use in sprinkler systems for fire protection service to relieve excessive pressures caused by thermal expansion, downstream of a pressure reducing valve or in valve trim.
Requirements for installation of these valves are included in the Standard for Installation of Sprinkler Systems, NFPA 13.
Product Information
Published:
05/20/2013
Language:
English
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