Alpha Worm drive motor above ground swing gate motor


The Alpha 330 electro-mechanical operator is suitable for residential use with semi-intensive operating cycles. The Alpha 330 Plus incorporates adjustable limit switches for exact stop positions.

  • Max weight 300Kg

  • Max cycles per hour 20

  • Max leaf length 3.3m

For larger industrial gates the Alpha 550 can be used.  The Alpha 550 is a good alternative to hydraulic systems where wind loading’s are not a concern.

  • Max weight 550Kg

  • Max cycles per hour 20

  • Max leaf length 5.5m

Constructed with a cast aluminium body for durability, it is fast and easy to install and comes complete with a simple but reliable manual release system and optional key version upgrade.

Compatible with the SEA range of accessories, the Alpha provides a simple, strong and safe electro-mechanical solution to access control.

Specifications Attributes
Supply Voltage230Vac+5% 50/60Hz
Motor Power260 W
Shaft Stroke400 – 550 mm
Shaft Stroke Speed1.7 cm/sec
Cycles Hour20
Operating temperature-20°C + 55°C
Operator Weight9.0/ 9.5kg
Max leaf length3.3 – 5.5 mtr
Opening Degrees90° – 120°
Protection classIP54
Starting CapacitorBuilt in
Max Pushing Force250 – 350 daN

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