UL 1058-2006 PDF

Scope: These requirements cover the construction and operation of halogenated agent fire extinguishing system units intended to be installed@ inspected@ tested@ and maintained in accordance with the Standard for Halon 1301 Fire Extinguishing Systems@ NFPA 12A and with the Standard for Halon 1211 Fire Extinguishing Systems@ NFPA 12B. These requirements also cover halogenated 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 preengineered or engineered halon 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. 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 injury 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

UL 1058-2006 history

2013 UL 1058 BULLETIN-2013 UL Standard for Safety Halogenated Agent Extinguishing System Units
2006 UL 1058-2006 UL Standard for Safety Halogenated Agent Extinguishing System Units (Fourth Edition)
1995 UL 1058-1995 UL Standard for Safety Halogenated Agent Extinguishing System Units (Third Edition; Reprint with Revisions Through and Including April 06@ 1998)
1989 UL 1058-1989 Halogenated agent extinguishing system units