Betekenis van:
halon

halon
Zelfstandig naamwoord
    • a compound in which the hydrogen atoms of a hydrocarbon have been replaced by bromine and other halogen atoms; very stable; used in fire extinguishers although it is thought to release bromine that depletes the ozone layer

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    Voorbeeldzinnen

    1. Type of halon
    2. ‘Use of halon 2402 only in Bulgaria:
    3. Romania has reported it has no uses of halon 2402.
    4. Halon 1301, halon 1211 and halon 2402 (hereinafter referred to as ‘halons’) are ozone-depleting substances listed as controlled substances in Group III of Annex I to Regulation (EC) No 1005/2009.
    5. Each halon application should therefore be described in more detail, specifying the category of equipment or facility, the purpose of the application, the type of halon extinguisher and the type of halon.
    6. .21 All doors to spaces protected by CO2 /halon installation shall be marked ‘This space is protected by a CO2/halon installation and shall be evacuated when the alarm equipment comes into operation.’
    7. The review has shown some discrepancies between Member States in the interpretation of which uses of halons constitute critical uses as described in Annex VI to Regulation (EC) No 1005/2009. Each halon application should therefore be described in more detail, specifying the category of equipment or facility, the purpose of the application, the type of halon extinguisher and the type of halon.
    8. extinguishing a fire characteristic of an aeroplane interior fire except that, in the case of halon extinguishers, an alternative extinguishing agent may be used; and
    9. Those end dates should allow sufficient time for halon replacement during routine maintenance programmes for most equipment and facilities where alternatives are now available.
    10. Halon 2402 is still used in some applications in Bulgaria for fire and explosion suppression in military land vehicles, naval vessels and in aircraft.
    11. However, halon extinguishers and fire protection systems continue to be necessary in some equipment that is, or will be, produced to existing designs.
    12. amending Regulation (EC) No 2037/2000 of the European Parliament and of the Council with regard to the use of halon 2402 in Bulgaria
    13. extinguishing a fire characteristic of an aeroplane interior fire except that, in the case of Halon extinguishers, an alternative extinguishing agent may be used; and
    14. The production of halon 2402 in developed countries ceased on 1 January 1994 in accordance with obligations under the Montreal Protocol on Substances that Deplete the Ozone Layer.
    15. For many applications, it is appropriate to set end dates between 2013 and 2025, according to the level of technical and economic challenge that halon replacement or conversion represents. Those end dates should allow sufficient time for halon replacement during routine maintenance programmes for most equipment and facilities where alternatives are now available.