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Les langues disponibles
VA20 2-port valve
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The 2-port valve RESOL VA20 is used for switching flow
rates in solar, heating and air conditioning systems.
The VA20 is a 2-port valve with an electrothermal actuator.
The actuating time of approx. 3 minutes enables a flow rate
regulation without water hammers. The VA20 comes with
brass connection fittings.
The following versions are described in this manual:
• VA20-NC: 2-port valve VA20 with actuator normally
closed SVA-NC
• VA20-NO: 2-port valve VA20 with actuator normally
open SVA-NO
SW
L
DN
L
H
H
Rp
Rp
SW
15
20
25
95
106
118
21,5
21,5
23
1
½
¾
30
37
47
32
135
23
1 ¼
52
11
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