Air flow regulator BRS

air flow regulator
air flow regulator
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Description

Galvanised round VAV unit with low resistance damper blade, supplied with an electronic actuator and aluminium differential pressure sensor. This VAV unit can be applied for regulating constant or variable air volumes based on air quality and/or temperature. The damper blade is equipped with an air tight seal and maintenance free bearings. The laser welded housing meets Class C following EN1751, damper blade meets Class 2 following EN1751. Available without (BRS) and with (BRD) insulation, and external sound attenuators. Aluminium extruded differential pressure sensor with an operating range between 0,8-10 m/s. Class C housing following EN1751 Air volume controlled actuator with integrated display and controls (no external equipment required). Airflow type Variable, supply and extraction Shape Round Air flow control non-polluting aluminium differential pressure sensor Min. diameter 100 mm Max. diameter 400 mm Length Ø200 mm 600 mm Standard material Galvanised steel (275 g/m²) Damper Galvanised steel damper with EPDM seal Insulation (BRD) Mineral wool 50 mm Certification Housing: Class C (EN1751) / Damper: Class 2 (EN1751) Min. air velocity Defined @ 0,8 m/s Max. air velocity Defined @ 12 m/s Standard actuator Grada G-01: 227VM-024-05/GRA Input signal 2-10V (standard), 0-10V In proportion to V̇min and V̇max Output signal 2-10V (standard), 0-10V In proportion to V̇nom Operating voltage 24 VAC/VDC +/-20% Operating conditions 0…+50°C - IP 42

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