UL 162 Safety Standard for Foaming Equipment and Liquid Concentrates

Product Safety Tests

UL 162 Safety Standard for Foaming Equipment and Liquid Concentrates

EUROLAB laboratory provides testing and compliance services within the scope of UL 162 standard. The UL 162 standard covers foam-making equipment and liquid concentrates with an expansion ratio of 20:1 or less, used for the production and discharge of foam used for firefighting. These requirements are based on the premise that foam equipment and certain types of foam liquid concentrates intended for use together will be investigated for use with each other.

UL 162 Safety Standard for Foaming Equipment and Liquid Concentrates

2 If foam equipment covered by these requirements is equipped with sprinklers, sprinkler groups must comply with the Automatic Sprinkler Standard for Fire Protection Service, UL 199. Requirements for the installation and use of foam equipment and liquid concentrates are contained in the following standards of the National Fire Protection Association:

  • Low Expansion Foam and Combined Agent Systems, NFPA 11;
  • Baskin Foam-Water Sprinklers and Spray Systems, NFPA 16;
  • Installation of Closed Head Foam-Water Sprinkler Systems, NFPA 16A

If a measurement value is followed by a value in other units in parentheses, the second value can only be approximate. The first specified value is the requirement.

Certain components are considered lacking in build features or limited in performance capabilities. Such components are intended for use only under limited conditions, such as certain temperatures do not exceed certain limits, and should only be used under the specific conditions for which they are accepted.

An upright, cylindrical, open-top steel plate structure tank will be used for these tests and shall be at least 15 feet (4,6 m) in diameter and at least 13 feet (4 M) in depth. Fuel will be added to the tank to a depth of at least 3,0 m. Water can be added to the bottom of the tank to a maximum depth of 1 foot (0,3 m). The distance from the top of the tank to the surface of the liquid shall not be less than 3 feet (0,9 m) or more than 4 feet (1,2 m). The foam will be injected 2 feet (0,6 m) below the fuel.

After the tank is filled, the fuel will be ignited and allowed to burn freely for a 10-minute pre-combustion. Immediately after 10 minutes of pre-combustion, the foam will be discharged to the bottom of the tank continuously for not more than 0.10 minutes at an application density of 4,1 gallons per minute (2 L/min/m10) per square foot of test fuel surface. domain. The inlet velocity of the foam should not be less than 10 feet per second (3.0 m/s). If desired by the manufacturer, the foam discharge can be stopped before the 10-minute period. It will not restart after unloading is stopped. The foam will flow across the test fuel surface and extinguish the fire within 15 minutes of the start of the foam discharge.

Our organization, EUROLAB, provides safety standard services for foam equipment and liquid concentrates within the framework of national and international standards, with its trained and expert staff and advanced technological equipment, among numerous test, measurement, analysis and evaluation studies. EUROLAB provides testing services under the UL 162 standard, do not hesitate to contact us.

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