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Q2 pumps start operating as soon as the RVA 46 re-
gulators receive a heating request and the outside
temperature is lower than the Summer/Winter swit-
ching setting value.
The Q2 pumps of the RVA 46 circuits stop operating
when there is no heating request in any of the cir-
cuits
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Energy saving room temperature setting Actual room temperature
Frost protection room temperature setting Actual outdoor temperature
Summer/winter switching temperature setting Actual flow temperature (input B1)
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Room temperature comfort setting