UL 2166-2017
UL Standard for Safety Halocarbon Clean Agent Extinguishing System Units (Third Edition; Reprint with revisions through and including February 7@ 2019)

Standard No.

UL 2166-2017

Release Date

2017

Published By

Underwriters Laboratories (UL)

Status

Be replaced 2017-09

Replace By

UL 2166 BULLETIN-2017

Latest

UL 2166 BULLETIN-2022

Scope

These requirements cover the construction and operation of halocarbon clean agent fire extinguishing system units intended to be installed@ inspected@ tested@ and maintained in accordance with the Standard on Clean Agent Fire Extinguishing Systems@ NFPA 2001 and with the National Fire Code of Canada. These requirements also cover halocarbon clean agent automatic extinguisher units that do not have a manual means of operation@ and are intended to be used in accordance with the manufacturer??s installation instructions. Automatic extinguisher units are not intended: a) For use as a general substitute for pre-engineered or engineered clean agent extinguishing system units; or b) For protection of fire risks larger than those specified in the manufacturer??s instructions for a single unit by using multiple units.

UL 2166-2017 history

• 2022 UL 2166 BULLETIN-2022 UL Standard for Safety Halocarbon Clean Agent Extinguishing System Units
• 1970 UL 2166-2021 Halocarbon Clean Agent Extinguishing System Units
• 2018 UL 2166 BULLETIN-2018 UL Standard for Safety Halocarbon Clean Agent Extinguishing System Units (COMMENTS DUE: AUGUST 3@ 2018)
• 2017 UL 2166 BULLETIN-2017 UL Standard for Safety Halocarbon Clean Agent Extinguishing System Units (COMMENTS DUE: NOVEMBER 14@ 2017)
• 2017 UL 2166-2017 UL Standard for Safety Halocarbon Clean Agent Extinguishing System Units (Third Edition; Reprint with revisions through and including February 7@ 2019)
• 2016 UL 2166 BULLETIN-2016 UL Standard for Safety Halocarbon Clean Agent Extinguishing System Units (COMMENTS DUE: NOVEMBER 8@ 2016)
• 2015 UL 2166 BULLETIN-2015 UL Standard for Safety Halocarbon Clean Agent Extinguishing System Units (COMMENTS DUE: JULY 2@ 2015)
• 2014 UL 2166 CRD-2014 UL Standard for Safety Halocarbon Clean Agent Extinguishing System Units - Section / Paragraph Reference: 9.5.1, 9.5.1.1, 61.2k Subject: Removal of electric actuators (Edition 2: August 29, 2012)
• 2014 UL 2166 BULLETIN-2014 UL Standard for Safety Halocarbon Clean Agent Extinguishing System Units (COMMENTS DUE: JUNE 4@ 2014)
• 2013 UL 2166 BULLETIN-2013 UL Standard for Safety Halocarbon Clean Agent Extinguishing System Units
• 2012 UL 2166 BULLETIN-2012 UL Standard for Safety Halocarbon Clean Agent Extinguishing System Units (COMMENTS DUE: August 06@ 2012)
• 2012 UL 2166-2012 Halocarbon Clean Agent Extinguishing System Units
• 2001 UL 2166 BULLETINS-2001 3/19/2001 (2p), 2/9/2001 (4p)
• 1999 UL 2166-1999 UL Standard for Safety Standard for Halocarbon Clean Agent Extinguishing System Units First Edition; Reprint with Revisions Through and Including 3/22/2001