Resol VA300 Manuel page 11

VA300 Changeover valve
The VA300 is a 3-port-valve with an electrothermal actuator.
The actuating time of approx. 3 minutes enables a fl ow rate
regulation without water hammers.
The following versions are described in this manual:
• VA300-NC: VA300 3-port valve with actuator normally
closed SVA-NC (fl ow direction from I to III)
• VA300-NO: VA300 3-port valve with actuator normally
open SVA-NO (fl ow direction from I to II)
VA300-NC
fl ow direction from I to III
DN 20
L 64 84
H 36 46
H 44,5 50
1
H 93 98,5
2
SW 37 47
VA300-NO
fl ow direction from I to II
25 32 40
115 115
106 106
64 64
- -
66 66
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