{"product_id":"kit-solar-esbe-vmc322-45-c-g1","title":"ESBE VMC322 45 °C Solar Kit for Dual-Source Domestic Hot Water, G 1","description":"\u003ch2\u003eESBE VMC322 45 °C solar kit for domestic hot water with two heat sources\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eESBE VMC322\u003c\/strong\u003e combines a diverting valve and a thermostatic mixing valve in one body for domestic hot water coming from a solar cylinder or a biomass boiler. At Q-Tech we integrate it in the \u003cstrong\u003epre-assembled plant room\u003c\/strong\u003e, next to the cylinder and the backup boiler.\u003c\/p\u003e\n\u003ch3\u003eSummary\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\u003cth\u003eType\u003c\/th\u003e\u003ctd\u003eThermostatic solar kit: diverting and mixing valve in one body\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eBrand and model\u003c\/th\u003e\u003ctd\u003eESBE VMC322, reference 31521000\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eUse\u003c\/th\u003e\u003ctd\u003eDomestic hot water with solar or biomass as main source and a backup boiler\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eChange-over point\u003c\/th\u003e\u003ctd\u003e45 °C\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eOutlet temperature\u003c\/th\u003e\u003ctd\u003eAdjustable from 35 to 60 °C\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eConnections\u003c\/th\u003e\u003ctd\u003eExternal thread G 1\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003ePower supply\u003c\/th\u003e\u003ctd\u003eNone: thermostatic components only\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eQ-Tech installation\u003c\/th\u003e\u003ctd\u003eIntegrated with cylinder and boiler in the \u003ca href=\"\/en-en\/pages\/pre-montaje-avanzado\"\u003epre-assembled plant room\u003c\/a\u003e\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003eWhat is the ESBE VMC322?\u003c\/h3\u003e\n\u003cp\u003eThe ESBE VMC322 is a thermostatic solar kit for domestic hot water that sends the water \u003cstrong\u003eto the boiler only when it is below 45 °C\u003c\/strong\u003e. Its mixing valve then limits the outlet temperature to the value set \u003cstrong\u003ebetween 35 and 60 °C\u003c\/strong\u003e. It is fitted at the solar cylinder outlet, before the backup boiler.\u003c\/p\u003e\n\u003ch3\u003eWhat problem does it solve?\u003c\/h3\u003e\n\u003cp\u003eIn a solar installation with a backup boiler, water from the cylinder can come out cold or very hot depending on the day. If it always goes through the boiler, energy is wasted; if it never does, it may not reach the temperature of use.\u003c\/p\u003e\n\u003cp\u003eThe VMC322 decides on its own, without electricity, when the boiler is needed and delivers water at a \u003cstrong\u003estable temperature of use\u003c\/strong\u003e. ESBE states that if the cold water fails, the kit shuts off the hot water to prevent scalding.\u003c\/p\u003e\n\u003ch3\u003eTechnical data\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\u003cth\u003eChange-over point\u003c\/th\u003e\u003ctd\u003e45 °C, accuracy ±1 °C\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eDiverting port shut-off\u003c\/th\u003e\u003ctd\u003e45 °C ±2 °C\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eMixing valve range\u003c\/th\u003e\u003ctd\u003e35 to 60 °C\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eOutlet temperature stability\u003c\/th\u003e\u003ctd\u003e±2 °C, with unchanged hot and cold water pressures, a minimum flow of 4 litres per minute and at least 10 °C between hot inlet and mixed outlet\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eKvs\u003c\/th\u003e\u003ctd\u003e1.5 m³ per hour\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eMaximum flow from collector\u003c\/th\u003e\u003ctd\u003e0.7 litres per second (42 litres per minute)\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eWater temperature from collector\u003c\/th\u003e\u003ctd\u003e0 to 95 °C\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eBackup source temperature\u003c\/th\u003e\u003ctd\u003eMaximum 95 °C\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003ePressure class\u003c\/th\u003e\u003ctd\u003ePN 10\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eConnections\u003c\/th\u003e\u003ctd\u003eExternal thread G 1 (ISO 228-1)\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eMaterial\u003c\/th\u003e\u003ctd\u003eDezincification-resistant brass (DZR)\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eDimensions\u003c\/th\u003e\u003ctd\u003eDimensions A 206 mm and J 136 mm, according to the ESBE drawing (see images)\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eWeight\u003c\/th\u003e\u003ctd\u003e1.22 kg\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eConformity\u003c\/th\u003e\u003ctd\u003ePressure Equipment Directive 2014-68-EU, article 4.3\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003eCompatibility and limits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFor domestic hot water with two sources: solar thermal or biomass as main source and a boiler as backup, following ESBE's diagrams.\u003c\/li\u003e\n\u003cli\u003eThe change-over point of this model is fixed at \u003cstrong\u003e45 °C\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eMaximum flow from the collector of 42 litres per minute: designed for small installations.\u003c\/li\u003e\n\u003cli\u003eESBE spare parts: VTD911 45 °C thermostat (37102000) and VTA932 35 to 60 °C insert (37000400), not included.\u003c\/li\u003e\n\u003cli\u003eSold without unions or check valves.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhen this product is not the right choice\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eIf you only need to divert water according to its temperature, without mixing, the \u003ca href=\"\/en-en\/products\/esbe-vtd300-thermostatic-diverting-valve\"\u003eESBE VTD300 diverting valve\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003eIf you only need to limit the temperature of solar hot water, the \u003ca href=\"\/en-en\/products\/valvula-mezcladora-termostatica-esbe-solar-vts520-altas-temperaturas\"\u003eESBE VTS520 mixing valve\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003eIf you want an adjustable change-over point, ESBE makes the VMD300 series, from 42 to 52 °C; contact us.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently asked questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it need electricity?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. It works with thermostatic components only, according to ESBE.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I change the 45 °C change-over point?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNot on this model. The outlet temperature can be set from 35 to 60 °C.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it work with a biomass boiler?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. ESBE proposes it for systems with a solid fuel boiler and a backup boiler.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the delivery time?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIt is \u003cstrong\u003ein stock in Málaga\u003c\/strong\u003e and we dispatch it as soon as we confirm the order.\u003c\/p\u003e\n\u003ch3\u003eQ-Tech installation and support\u003c\/h3\u003e\n\u003cp\u003eQ-Tech integrates the VMC322 with the solar cylinder, the backup boiler and its valves in the \u003ca href=\"\/en-en\/pages\/pre-montaje-avanzado\"\u003epre-assembled plant room\u003c\/a\u003e: the assembly arrives \u003cstrong\u003etested in our workshop and ready to connect\u003c\/strong\u003e. You can book \u003ca href=\"\/en-en\/products\/tecnico-experto-pre-montaje-nave\"\u003eworkshop pre-assembly\u003c\/a\u003e, an \u003ca href=\"\/en-en\/products\/tecnico-experto-in-situ-horas\"\u003eon-site hourly Expert Technician\u003c\/a\u003e or a \u003ca href=\"\/en-en\/products\/expert-technician-remote-technical-call\"\u003etechnical call\u003c\/a\u003e. See also our \u003ca href=\"\/en-en\/collections\/solar-termica\"\u003esolar thermal range\u003c\/a\u003e or message us on \u003ca href=\"https:\/\/wa.me\/qtechhouses\" target=\"_blank\" rel=\"noopener\"\u003eWhatsApp\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eDocumentation\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/esbe.eu\/storage\/36E8D905AED0CE2F2CDE6A51999C482C13957F88145DAAD6A3E84F53B4D08793\/5652b6d8c189437b9343d909bf5ec7be\/pdf\/media\/94f9e1b79d2c43e5bbbf9b2ddd665b6a\/VMC300_en_L_LR.pdf\" target=\"_blank\" rel=\"noopener\"\u003eESBE VMC300 series data sheet\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/esbe.eu\/storage\/B06B9A1B39D9CB88B21084A62AFD786008211EDB686FCF744E986162DB9D487B\/be1690999fc644f397cd4ddf699972a6\/pdf\/media\/e4e87262b6774ad9b65aeb0520da6170\/Anv_VMC300_500_98140409_utgB_lr.pdf\" target=\"_blank\" rel=\"noopener\"\u003eVMC300 and VMC500 installation instructions (multilingual)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/esbe.eu\/storage\/7830B8CA4B80D88DDC0A1E242768BFFB8ABFC40935645AC5AD3BACBAF558D056\/ef48066b9a2444829fcbc4fdc8fd540a\/pdf\/media\/75f1a342b19346c5b5736084879571a5\/DoC_VMC300_E.pdf\" target=\"_blank\" rel=\"noopener\"\u003eVMC300 declaration of conformity\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"qt-nota-stock\"\u003e\u003cstrong\u003eAvailability and lead times:\u003c\/strong\u003e this item is in stock at our warehouse. Occasionally, depending on the time of year, the stock update may contain an error. If no units are available when you place your order, we will order it urgently and inform you immediately of the updated delivery time.\u003c\/p\u003e\n","brand":"ESBE","offers":[{"title":"Default Title","offer_id":59057175462232,"sku":"SE-CO10434","price":548.28,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0015\/4592\/8792\/files\/esbe-vmc322-kit-solar-45-c-g1-vista-tres-cuartos.webp?v=1793968828","url":"https:\/\/q-tech.es\/en-en\/products\/esbe-vmc322-solar-kit-45-c-g1","provider":"Q-Tech ® ","version":"1.0","type":"link"}