SQ Series Square Plate Form B – SQB0504
Performance Curve - SQB0504
 Description
The SQ Series of square plate axial flow fans is a high quality, robust product with 9 sizes ranging from 315 to 1250mm diameter. They are suitable for a wide range of commercial 
and industrial applications.
Features - Heavy duty, hot-dipped galvanised steel construction.
 
- Wide range of speeds and capacities available.
 
- Speed-controllable using variable speed drives.
 
- Conical inlet improves air flow and noise performance.
 
- Case available in other materials such as stainless steel.
 
- Can be supplied with special coatings. 
 
- Tech-Lock® bushes are standard to facilitate the easy removal and fitting of impellers for cleaning and maintenance.
 
- Impeller blades are injection moulded GRP. Aluminium, nylon and anti-static blades are also available for explosion risk applications.
 
- For Smoke-Spill applications - The SQ Series has been tested to meet the air performance and high temperature test requirements of Standards AS/NZS1668.1:1998 and AS/NZS4429:1999.
 
- Can be mounted in any position.
 
- Extensive range of matching ancillary equipment available.
 
 Construction
The square plate is of hot-dipped galvanised steel construction.
Impellers are GRP. Aluminium, nylon and anti-static blades are also available.
Motors
Type - squirrel cage induction motor.
Electricity Supply - 230V, single or 415V three-phase, 50Hz.
Bearings - sealed for life, ball.
Speed-controllable using variable speed drives.
Maximum ambient when being speed-controlled is 40°C.
Motors for a wide range of non-standard applications can be fitted.
Internal Thermal Protection
Can be provided as an optional extra
Testing
Air flow testing to 1000mm dia - BS848:Part 1, 1980
                          1250mm dia - ISO5801:1997
Noise tests to BS848:Part 2, 1985
Special Note
For more accurate selections refer to the Fans by Fantech
Product Selections Program. 
Selection should be made using Type A installation (Free inlet,
Free outlet). 
Suggested Specification
The SQ Series fans shall be of the SQA/SQB design(s) as manufactured by Fantech Pty Ltd.
All performances shall be based upon BS848:Part 1, 1980 or ISO5801:1997 for airflow and BS848:Part 2, 1985 for noise.
Casings shall be hot dip galvanised mild steel. Impellers shall be of glass reinforced plastic (GRP), nylon, aluminium or anti-static as required; GRP is standard where selection permits.
Other special requirements should be specified at time of quotation (refer to Special Features.)Technical Data - SQB0504
| Speed [rps] | Avg. dBA @ 3m | kWatts (Input) | Amps  | Max.°C  | Approx. Weight [kg] | 
|---|
| 23 | 64 | 0.37 | 1.03 | 40 |  | 
Dimensions
*All dimensions in mm, unless otherwise stated
Wiring Diagram

Diagram shown is for single-speed only. 
For 2-speed and special motors, contact Fantech for details.
Ancillaries