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This is the common UL and ULC Standard for Water Fire Extinguishers. It is the Fourth edition of CAN/ULC-S507, and the Eighth edition of ANSI/UL 626. These requirements cover the construction and performance, exclusive of performance during fire tests, of water fire extinguishers. Water fire extinguishers are intended to be utilized in accordance with the Standard for Portable Fire Extinguishers, NFPA 10, and the National Fire Code of Canada. These requirements cover stored-pressure, water fire extinguishers that use a single chamber for both the extinguishing agent and the expellant gas. The extinguishers covered by these requirements may be charged with plain water, an antifreeze or a loaded-stream solution. The requirements for performance during fire testing of stored-pressure water fire extinguishers are specified in the Binational Standard for Rating and Fire Testing of Fire Extinguishers, ANSI/UL 711/CAN/ULC-S508.

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Published:

01/01/2005

Part of:

CAN/ULC SET S503, S504, S507, S554, AND S566

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ULC Standards is pleased to announce the release of the Second Amendment to the Fourth Edition of CAN/ULC-S507-05, Water Fire Extinguishers. This is a ULC/UL Harmonized Binational Standard and the requirements contained in CAN/ULC-S507-05, including Amendment 2, are identical to the Eighth Edition of ANSI/UL 626, including revisions. The Second Amendment of this Standard has been approved by the ULC Committee on Portable Fire Extinguishers, and has been published with the date of March 30th, 2012.

CAN/ULC-S507-05, including Amendment 2 will be of interest to anyone who manufactures, distributes, uses, regulates or inspects fire extinguishers. These requirements cover the construction and performance, exclusive of performance during fire tests, of water fire extinguishers. Water fire extinguishers are intended to be utilized in accordance with the Standard for Portable Fire Extinguishers, NFPA 10 and the National Fire Code of Canada. The requirements for performance during fire testing of water fire extinguishers are specified in the Binational Standard for Rating and Fire Testing of Fire Extinguishers, ANSI/UL 711 CAN/ULC-S508.

Amendment 2 to this Standard includes revisions to clarify cylinder requirements with TDGR (Transportation of Dangerous Goods Regulations) and DOT (Department of Transportation) specifications and to delete the Carbide Precipitation Test.

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Edition:

4

Published:

02/28/2005