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apr-datasheet-21259
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SUPPLY PLASTIC AIR DISK VALVES A…PR Application Series • For supply ventilation, air conditioning and heating. • Designed for wall mounting or installation into false ceiling. • Used to arrange correct air supply and circulation in premises. Design • Made of high quality plastic (ABS plastic or polystyrene). • Special aerodynamic disk valve design ensures uniform air distribution. • Smooth air pass regulation due to rotation of central part of the damper. • Easy mounting with fixing lugs. • The internal part has a sealing ring for more tight fit. Grille modifications A 150 PR – basic modification • Equipped with fixing lugs for easy connection with Ø 150 mm round air ducts. • Modification may include F 150 flange (available upon separate order). A 200 PR – two-element models • Equipped with fixing lugs for easy connection with Ø 200 mm round air ducts. • Two regulating elements for more perfect air flow distribution. • Modification may include F 200 flange (available upon separate order). 234 VENTS. Domestic ventilation. Catalogue №6 | 2022-05 --- sivu 2 / page 2 --- Technical parameters Air flow [m3/h] Air flow [m3/h] The internal part of the air disk valve is pulled out to ensure the required clearance S (mm) to provide required air flow according to the diagram. Overall dimensions | Dimensions [mm] | Damper normal Model Air pass, [m2] Fig. no. D D1 D2 D3 H max H1 H2 pitch, [mm] A 150 PR 150 125 155 200 80.5 50 30 0...0.011 0...21 1 A 200 PR 200 177.6 155 246 80.5 53 33 0...0.012 0...21 2 Fig. 1 Fig. 2 VENTS. Domestic ventilation. Catalogue №6 | 2022-05 235