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

Standard No.

UL 2166-1999

Release Date

1999

Published By

Underwriters Laboratories (UL)

Status

Withdraw

Replace By

UL 2166 BULLETINS-2001

Latest

UL 2166 BULLETIN-2022

Scope

1.1 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 .1.2 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; orb)For protection of fire risks larger than those specified in the manufacturer's instructions for a single unit by using multiple units.1.3 A product that contains features, characteristics, components, materials, or systems new or different from those covered by the requirements in this standard, and that involves a risk of fire or of electric shock or injury to persons shall be evaluated using appropriate additional component and end-product requirements to maintain the level of safety as originally anticipated by the intent of this standard. A product whose features, characteristics, components, materials, or systems conflict with specific requirements or provisions of this standard does not comply with this standard. Revision of requirements shall be proposed and adopted in conformance with the methods employed for development, revision, and implementation of this standard.

UL 2166-1999 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