General features

The scroll of the dual suction centrifugal blower is open on both sides.  The wheel length to axial size ratio is thus maximized.

The main features of this range of Trial products are: high efficiency, low noise, rugged design and small size.

A range of products designed to produce low noise when the supply comes from an electronic speed regulator (Triac) belongs to this family.

The motors foreseen for this blower are: shaded pole, external rotor PSC or brushless.

The wheel diameters range from 76 to 133mm with 87 to 196 mm length.

Applications

• Pellet stoves
• Fireplaces
• Ventilation units

Construction details

The Trial dual suction centrifugal blowers stand out for ruggedness and quality of manufacture.

The galvanized steel housing has been designed with a precise choice of thickness and shape in order to give the required stiffness at a reduced weight.

The Trial assembly techniques for each product ensure sufficient strength, no vibration or resonance.

Particular care has been devoted in order to obtain a straight air outlet and outstanding mechanical construction.

The following diagram shows  that the range of pressures and air flows for this kind of products is particularly large.

Please use the filter and the selection utility to pinpoint the product best suited to your requirements.