Selection program


Centrifugal fan LFA

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Centrifugal fan LFA


The fans of the LFA series are used in various forced ventilation systems. The area of application of these fans is, for example, the supply and exhaust ventilation in individual ventilation and air-conditioning systems. In industry, they are often used in cooling, drying, local exhaust and ventilation systems in workshops, etc.


The low-pressure radial fan with direct drive is designed for ventilation of indoor spaces with a low dust content. The fan wheel with the blades facing forwards, welded from galvanised sheet steel.  The fan wheel and motor are dynamically balanced according to the ISO 1940 standard. The aluminium alloy casing connected to the frame for the electric motor. The complete unit is powder coated.

These fans are designed for oil-free conveying of non-aggressive and non-flammable gases without impurities. The fans of the LFA series are designed as standard with the motor mounting position LG 270 with a protective grille at the fan inlet. At the customer’s request, the unit can be supplied with any motor mounting position RD and in any colour from the RAL palette (standard RAL 5010 (blue) for sizes 108-225 and RAL 7042 (grey) for size 250).

Electric motor

The asynchronous three-phase motor 230/400V or 400V, 50Hz or single-phase motor 230V, 50Hz with capacitor.
The motors are designed according to the IEC 60072 and IEC 60034 standards, they have the CE mark. Insulation class F,
Protection class IP 55. On request, motors for a different voltage and frequency, with a higher protection class, with adaptation to voltage regulation or with a frequency converter, with an independent cooling system, with probes, etc. can be supplied.

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