. Catalog Diffusers Swirl diffusers ORION-LØV-SIRIUS


Wester_m 15.03.2024


The Orion-LØV with Sirius is a diffuser with VAV function that is used as a volume flow controller and differential device in ventilation systems, allowing the air flow rate to be set according to requirements. Orion-LØV provides excellent induction and is ideal for variable air flow rates.


Unique damper function
Extensive operating range
Belimo MP-Bus
Belimo KNX


Orion-LOV with Sirius is a full-fledged measuring and control unit that allows you to regulate air flow in ventilation systems as needed. At the measuring station, the pressure difference is measured using measuring rods built into the installation. Sirius is equipped with the LHV-D3 V AV controller from Belimo. The controller specifications are shown in the table below. Full technical documentation can be downloaded from www.belimo.eu. Orion-LØV has a removable front panel with LØV perforations and is suitable for various ceiling systems.

Materials and coating

Sirius is made of galvanized steel. The measuring unit is made of aluminum, and the hoses and nipples are made of plastic. The damper is made of polyester, and the connecting collar is equipped with an EPDM rubber gasket.

The Orion-LØV diffuser can be installed in various modular ceiling systems as well as fixed ceilings. The Sirius is attached to the back of the support bracket using a threaded rod or strap. To maintain the accuracy of the system’s measurements, it is important to space the blocks.

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