Minimum purity levels to ensure effective suppression.
This is one of the most critical tables. The standard provides verified data on:
A: The latest 2024 version contains 11 pages of technical content.
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| Source | Standard Version | Format | Approximate Price (PDF) | Official Link | | :--- | :--- | :--- | :--- | :--- | | ANSI Webstore | ISO 14520-5:2019 | PDF | $84.00 | webstore.ansi.org | | Standards Ireland | ISO 14520-5:2024 | PDF | €65.00 | shop.standards.ie | | NEN | ISO 14520-5:2024 en | PDF | Price available on request | www.nen.nl | | Australian Standards | AS ISO 14520.5:2009 | PDF | $36.00 | www.australiastandards.com (for Australian adoption) |
ISO 14520-5 provides the essential specifications, physical property data, and design requirements for systems using FK-5-1-12. It is the definitive engineering blueprint for ensuring that a system using this agent will function safely and effectively.
NFPA 2001 (Standard on Clean Agent Fire Extinguishing Systems) is the US standard. However, ISO 14520-5 is technically harmonized with NFPA 2001 for HFC-227ea, but installation requirements may differ (e.g., cylinder storage temperatures, inspection intervals). Always check local code adoption. Minimum purity levels to ensure effective suppression
FK-5-1-12 (dodecafluoro-2-methylpentan-3-one) is a fluorinated ketone widely known by its commercial name, 3M™ Novec™ 1230 Fire Protection Fluid. As a "clean agent," it extinguishes fires primarily through heat absorption, leaving no residue and posing minimal risk to sensitive electronics.
For professionals in China, understanding the relationship between ISO 14520-5 and national standards is critical. There is a direct and important link:
For example, for an n‑heptane (flammable liquid) fire, the extinguishing concentration is by volume, while the minimum design concentration is set at 5.9% . The standard provides similar guidance for Class A fuels (like wood cribs and plastics), other Class B fuels (acetone, ethanol, methanol, diesel), and even for inerting flammable atmospheres (e.g., methane inerting at 8.8% / design at 9.7%). This public link is valid for 7 days
FK-5-1-12 (often referred to as , its 3M trade name) is a clean agent that extinguishes fires primarily through heat absorption. It is electrically non-conductive, leaves no residue after evaporation, and is safe for use in occupied spaces. This makes it an excellent choice for protecting high-value assets like data centers, telecommunications rooms, and museums.
The document provides the essential framework for engineers to calculate the precise amount of gas needed to suppress a fire based on the volume and hazards of a specific enclosure. Key Specifications of ISO 14520-5
A crucial section of the ISO 14520-5 PDF addresses life safety. When designing a system for an occupied space, the designer must strictly follow the standard's safety limits. NOAEL and LOAEL Limits