NFPA 1150-2022 amd1-2022

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Tentative Interim Amendment

NFPA® 1150

Standard on Foam Chemicals for Fires in Class A Fuels

2022 Edition

Reference: 6.2.1, 6.3.1, 6.3.2, 6.3.3(5), 6.4.1, 6.4.2 and 6.4.3(5)

TIA 22-1

(TIA Log #1634)

Pursuant to Section 5 of the NFPA Regulations Governing the Development of NFPA Standards, the National Fire Protection

Association has issued the following Tentative Interim Amendment to NFPA 1150, Standard on Foam Chemicals for Fires

in Class A Fuels, 2022 edition. The TIA was processed by the Technical Committee on Water Additives for Fire Control and

Vapor Mitigation, and was issued by the Standards Council on July 7, 2022, with an effective date of July 27, 2022.

1. Revise paragraph 6.2.1 to read as follows:

6.2.1 The ability of a wetting agent foam solution to extinguish wood crib fires shall be determined with the solution

prepared at the minimum concentration specified for use by the manufacturer. [18:6.2.1]

2. Revise paragraphs 6.3.1 and 6.3.2 and 6.3.3 item (5) to read as follows:

6.3.1 Wetting agent Foam solutions shall extinguish deep-seated cotton fires and exhibit less runoff than water when tested

in accordance with 6.3.2 and 6.3.3. [18:6.3.1]

6.3.2 Tests shall be conducted three times with plain water and three times with the wetting agent foam solution prepared at

the manufacturer’s recommended concentrations. [18:6.3.2]

6.3.3 The tests shall be conducted using a cylindrical basket of perforated sheet steel, 114 mm (4 ½ in.) in diameter and

178 mm (7 in.) high, and ginned cotton weighing 200 g (3.5 oz) shall be used and the test conducted as follows:

(1) …

(5) Pour 250 mL (8.5 fl oz) of test liquid (water or wetting agent foam solution) onto the cotton and catch the runoff in a

pan placed below the basket.

…

[18:6.3.3]

3. Revise paragraphs 6.4.1, 6.4.2 and 6.4.3 item (5) to read as follows:

6.4.1 Wetting agent Foam solutions shall extinguish wood fiberboard fires and exhibit less runoff and weight loss than

water when tested in accordance with 6.4.2 and 6.4.3. [18:6.4.1]

6.4.2 Tests shall be conducted three times with plain water and three times with the wetting agent foam solution prepared at

the manufacturer’s recommended concentrations. [18:6.4.2]

6.4.3 Penetration tests shall be conducted as follows:

(1) …

(5) Spray 250 mL (8.5 fl oz) of test liquid (water or wetting agent foam solution) on the upper surface of the insulation

board using a small sprinkler bottle.

…

[18:6.4.3]

Issue Date: July 7, 2022

Effective Date: July 27, 2022

(Note: For further information on NFPA Codes and Standards, please see www.nfpa.org/docinfo)

NATIONAL FIRE PROTECTION ASSOCIATION

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摘要：

NFPA 1150-2022 amd1-2022 是美国消防协会（NFPA）于2022年发布的针对《NFPA 1150-2022 用于A类燃料的泡沫化学品标准》的修订版修正案。该标准文档主要规范了在A类火灾（如木材、纸张、纺织品等普通可燃物）中使用的泡沫灭火化学品的性能、测试方法、环保要求及使用指导。此次修正案（amd1）进一步回应了全球范围内对含氟表面活性剂（如PFAS）的环境与健康关切，明确了低氟或无氟泡沫配方的合规性要求，同时更新了灭火性能测试的评估标准与储存稳定性指标。该文件对于消防设备

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