Multi-use shut-off damper
(AK 219)

The multi-use shut-off damper AK no.219 is a further development of the proven shut-off damper no. 220 from Aerotechnik E. Siegwart.

  • Diameter 80 to 400 mm
  • Multi-use bracket
  • Casing airtight according to DIN EN ISO 1751 class C
  • Stop disc (ageing-resistant silicone gasket) airtight according to DIN EN ISO 1751 class 4
  • Optionally with 25 or 50 mm insulation shell
  • Push-fit ends with double lip sealing Lipstar airtight according to DIN EN ISO 12237 class D

The multi-use shut-off damper AK no.219 is a further development of the proven shut-off damper no. 220 from Aerotechnik E. Siegwart.

The multi-use shut-off damper is factory-provided with a lever for manual adjustment as well as a bracket for electronic actuators (Belimo LM / CM). The integrated mounting clip of the bracket can be extended if required.

The bracket is also recessed by 50 mm from the casing, thus a belated insulation by the customer to individually reduce the case-radiated noise is possible.

Your advantages / product advantages:

  • You can react flexibly on customer demands and need only one stock.
  • The manual control can easily be modified to motor control on site.
  • A short description of the modification can be sent on request.

 

Multi-use shut-off damper

AK no. 219

 

Multi-use shut-off damper – AK, no. 219:
Manufacturer: AEROTECHNIK E. Siegwart
Type: AK, no. 219
Article no. 219

Circular shut-off damper for shutting off the air ducts, in a compact form with the housing and the blade made from galvanized steel, housing laser-welded without overlapping; housing airtight according to DIN EN ISO 1751 class C; shaft feedthrough of the stop disc is located maintenance-free and airtight, stop disc with age-resistant silicone gasket; bearing and blade holder made from plastic; airtightness of the duct connection according to DIN EN 12237 class D. In flow direction airtight according to DIN EN 1751 class 4 up to a pressure of 1000 Pa for diameters 80 to 400. Push-fit ends with Lipstar lip sealing made from EPDM. With lever for manual adjustment and bracket for electronic actuator Belimo LM/CM and recessed bracket for on-site insulation with insulation shell of up to 50 mm.