Model no.: DD Series Direct driven Double Inlet Forward Curved Centrifugal Fans

Air Pressure: High Pressure, Low Pressure, Medium Pressure, Unpressurized

#1 AT series Specifications （ Forward Type ):

Normal Size: 7-18 Inch

Range of Volume: 1000-40000 m³/h

Range of pressure: 150-850 Pa;

Drie type: Belt driven;

Technical features: Low Noise, high efficiency, wide range of applications.

Casing:

The casing is made of galvanised sheet steel. On request, a plastic coating can be applied at an additional cost.

Model#1 -single inlet design

Model#2 -double-sided inlet design

Impellers:

The impeller is made of galvanised sheet steel, and is mounted directly to the rotor of the external rotor motor and balanced dynamically balanced on two levels with the rotor according to quality level G 2, 5 / G 6, 3 as per DIN ISO 21940-11.

Electrical connection:

The drive motors are fitted with an outgoing cable. The electrical connection is made via an IP54 terminal box which is supplied loose.

#2 DT series Specifications ( Forward Type )

Diameter of the impeller: 160-1000mm

Range of Volume: 1000-100,000 m³/h

Range of pressure: 200-3000 Pa;

#3. RDH Bckward curved Centrifugal Blower ( Commercial type )

● Flow rates up to 100,000 m³/h

● Size: 225 - 1000 mm (impeller diameter)

● Asynchronous external rotor motor

● Backward curved impellers

● Feet can be offset by 90°

● Thermal class F

● Connection cable on side

● Motor protection by thermal contacts

● Air Pressure Up to 3000 Pa

Applications of Plastic impellers

Cross flow fans are useful in industrial environments where temperature and noise are concerning factors. These tube axial fans are find applications in the following areas:

Air Combustion, Air Cooling, Air Gas Handing, Air Humidification, Air Ventilation, Dust Extraction

• HVAC systems;

• Cooling Applications

• AHU

• FFU

• FCU

• etc