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Type: VRC-S Set Use: Control technology for solar system differential temperature-guided controller for solar-supported hot water preparation with demand-based reheating function for Vaillant heating appliances. 1) For Vaillant thermoblock VC appliances2) For Vaillant boilersin combination with the Vaillant solar systemSpecial featuresPlastic housing for wall mounting; microprocessor-controlled control function; temperature-controlled reheating of the hot water storage with Vaillant system technology (oil, gas boilers or gas wall heaters)or by means of electric heating insert; Large display; Pump operation display; Ø temperature display for cylinder and collector; Adjustable cylinder temperature; Frost protection function; For cylinder systems; Prepared for solar yield calculationEquipmentThe control set consists of the following individual parts: Solar controller VRC S; 2 cylinder sensors
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