SQ Series

Features

The SQ Series of wall mounted square plate axial fans is suitable for a wide range of applications.
Sizes range from 315 to 1250mm diameter, with a wide choice of speeds available. All square plates incorporate a bell-mouth entry, the direction of air flow must be nominated at time of order.

Construction
315 - 710 - (A12) 800 - 1250 Pregalvanished steel.

Impeller
blades shall be injection moulded GRP or pressure die-cast aluminium. Anti-static blades for explosion risk applications are also available.

Motors
Type - squirrel cage induction motor which can be selected to suit virtually any specification.
Electricity supply - single or three-phase to suit a wide range of voltages and frequencies.
Bearings - ball.

Internal Thermal Protection
Can be provided as an optional extra

Testing
Air flow Testing: -
1000mm diameter - BS848:Part 1, 1980
1250mm diameter - ISO5801:1997
Noise data is based on tests to BS848:Part 2, 1985.

Special Features
This product is suitable for a wide range of applications, including handling ambient filtered air to hot, toxic and noxious gases. All variations to standard air conditions must be nominated at time of enquiry.
Inlet or discharge guards are optional extras.

Dimensions

Performance

Suggested Specifications

Special Note

Quick select envelope curves are shown above.
Accurate selections can be made from Axial Flow Fans Performance Data p .C- 10/69 or from the CD.
Selections should be made using Type A Installation.
Axial Flow Fans Performance Data p . C-2/7 provide detailed information on these products with an example of how to use the curves on p.C-8.

Hazardous fume applications
SQ Series fans can be made to accommodate requirements for corrosive fume and flameproof applications. Special coatings and alternative materials, such as stainless steel, are available as well as increased safety motors and anti-static impellers. Our be specified at time of quotation.

Wiring