UL 92:2020 pdf free download

10-03-2020 comment

UL 92-2020 pdf free download. Fire Extinguisher, Booster, and Noncollapsible Standpipe Hose and Hose Assemblies.The size of this pdf file is 10.5M.
This new edition of L 9 dated March 24, 2020 includes a Title change and the addition of a
reference to NFPA 14 in the Scope;1.1.
These requirements cover hose with or without couplings attached, in sizes of 3/8 inch(9.5 mm)up to and including a nominal internal diameter of 1-1/2 inches (38. 1 mm ) for use on portable, wheeled, and stationary fire extinguishers, booster hose on fire apparatus, and noncollapsible hose on standpipe or nose systems as permitted by NFPA 14, Standard for the Installation of Standpipe and Hose Systems his hose is intended for use at maximum working pressure of 200, 250, 300, 400, 600, 800, 1000,or 1250 psig (1.38,1.72,2.07,2.76,4.14,552,6.90,or8.62MPa),
A product that contains features, characteristics, components, materials, or systems new or different from those in use when the standard was developed, and that involves a risk of fire, electric shock, or njury to persons shall be evaluated using the appropriate additional component and end-product requirements as determined necessary to maintain the level of safety for the user of the product as originally anticipated by the intent of this standard.
2.1.1 If a value for measurement is followed by a value in other units in parentheses, the second value may be only approximate. The first stated value is the requirement.
2.2 References
2.2.1 Any undated reference to a code or standard appearing in the requirements of this standard shall be interpreted as referring to the latest edition of that code or standard.

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UL 252:2017 pdf download UL Standards

UL 252:2017 pdf download

These requirements cover regulators used to reduce the pressure of compressed industrial gases from a source or storage cylinder pressure of not more than 5500 psig (37.91 MPa) to the use pressure. Regulators covered by these requirements...
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