avr-datasheet-21241.pdf

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Dokumentin teksti

SUPPLY AND EXHAUST
PLASTIC AIR DISK VALVES

A…VR
Series

Application

• For supply and exhaust ventilation, air conditioning and heating.
• Mounting in false ceilings or walls.
• Used to arrange correct air 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 80 VR, A 100 VR, A 125 VR, A 150 VR, A 200 R – basic modifications

• Equipped with fixing lugs for easy connection to
Ø 80/100/125/150/200 mm round air ducts.
• Modification may include F 80 – F 200 flange (available upon
separate order).

A 200 VR – two-element model

• Equipped with fixing lugs for easy connection to 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).

Overall dimensions
Dimensions [mm]
Model
A 80 VR
A 100 VR
A 125 VR
A 150 VR
A 200 R
A 200 VR

D

D1

D2

D3

H max

H1

H2

Damper normal
pitch, mm

Air pass, [m2]

Fig. no.

80
100
125
150
200
200

64
84
105
125
177.6
177.6

90
90
110
128
183
128

132
148
166
200
246
246

50
65
70
80
80
80

34
44
40
50
53
53

16
26
20
30
33
33

0...8
0...20
0...22
0...23
0...16
0...19

0...0.002
0...0.006
0...0.008
0...0.009
0...0.009
0.001...0.008

1
1
1
1
1
2

Fig. 1

230

VENTS. Domestic ventilation. Catalogue №6 | 2022-05

Fig. 2

Technical parameters

The internal part of the air disk valve is pulled out to ensure the required clearance S (mm) (fig. 3) to provide required
air flow according to the diagram.

Fig. 3

VENTS. Domestic ventilation. Catalogue №6 | 2022-05

231