ANSI/CAN/UL/ULC 2775:2022A
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.
SDO:
UL
Language:
English
ICS Codes:
13.220.20
Status:
Standard
Publish date:
2019-07-30
Standard Number:
ANSI/CAN/UL/ULC 2775:2022A