UL 2775:2022

$98.80

Standard for Fixed Condensed Aerosol Extinguishing System Units

Published By	Publication Date	Number of Pages
UL	2022-01-21	71

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Category: UL

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Description

1 Scope

1.1 These requirements cover the construction and operation of fixed condensed aerosol extinguishing system units inclusive of aerosol generating extinguishing system units and aerosol generating automatic extinguisher units intended for total flooding applications when installed, inspected, tested, and maintained in accordance with the Standard for Fixed Aerosol Fire Extinguishing Systems, NFPA 2010 and the National Fire Code of Canada.

1.2 Aerosol generating automatic extinguisher units do not have a manual means of operation, and are not intended:

a) For use as a general substitute for aerosol generating extinguishing system units; or

b) For protection of fire risks larger than those specified in the installation instructions for a single unit by using multiple units.

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