Smoke Extract Axial Fan

The LCS series of smoke axial flow fan are designed at high temperature product and are used in firefighting (smoke exhaust fan, pressurization fan and supply fan) of industrial and commercial applications where large volumes of air are required at moderate to high pressures. They are an excellent choice in specialised HVAC system. The aerofoil axial impellers were developed with advanced technologies of London Fan company, a world famous axial impeller manufacture which was set up in 1928. They are designed to bear the BS EN 12101-3:2015 standard for smoke and heat control system.

  • Material: Mild steel with epoxy coated or requested
  • Range Size: 315mm – 1600mm
  • Air Volume: 195.000 m3/h
  • Pressure Range: 1.500 pa
  • Motor: IP55 and Class H.

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    • Smoke axial fan is made of mild steel with epoxy coated after manufacturing.
    • Thickness of casing is from 2.0mm to 5.0mm upon diameter.
    • Casing flanges are rolled, the pitch circles of holes are in accordance to BS 6339 and ISO 6580.
    • Casing material option available: Hot dip galvanized after manufacturing or stainless steel.
    • Accessories: Included grilles protection, 02 mounting feet, 02 matching flanges.
    • High efficiency aerofoil type.
    • All units are fitted with Breezax Impellers with Aluminum (AL blades) as standard.
    • Are imported from London Fan Company in United Kingdom.
    • Hubs are manufactured from fully die cast aluminum alloy as standard.
    • The blades are with adjustable pitch angle to optimize the duty point.
    • Motors incorporated are TEFC (Total Enclosed Fan Cooled) and IEC 34-1.
    • Standard motors are protected to IP55 with range class H insulation and operating temperature standard is from -20°C to +40°C, worked in high temperature within 250°C/2hrs.
    • Motors are suitable for speed control by frequency inverter, subject to fan selection.
    • Available specific for your project requirements such as:
        • IE2, IE3 and IE4 Efficiency Classes.
        • 02-speeds (Double Speeds).
        • High temperature single speed motor and double speeds motor: 300°C/2hrs or 400°C/2hrs.


    • Full details are available on our selection program.
    • Manufactured under a certified ISO 9001:2015 Quality Management System.
    • BS EN 12101-3:2015 standard for smoke and heat control system.
    • The performance is tested international standards by BS 848-1:1985 and ISO 5801.
    • All curves to a density of p = 1.2 kg3/m, at 20°C.
    • All measurements of the sound that the fans generate have been taken strictly in accordance with BS 848-2:1985 for test method 1 and ISO 13347-2 for acoustic performance.
    • Sound data are determined according to BS EN ISO 5136 – In-duct method.
    • ISO 12759 Fans – Efficiency classification for fans.
    • Installation position D, i.e. ducted inlet and ducted outlet configuration.
    • Dynamically balance according to ISO 1940 with G2.5 mm/s quality standard.

    Please contact our sale department or login for selection program.


    Due to our continued efforts to improve product design and performance, Breeze reserves the right to alter any product details specified here without notice.

    MODEL LC 2020


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    Breeze Fan is a member of London Fan Group in United Kingdom.

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