{"product_id":"valvula-selectora-esbe-vzd160-bomba-de-calor","title":"ESBE VZD160 3-way diverting valve with actuator for heat pumps","description":"\u003ch2\u003eESBE VZD160 3-way diverting valve that switches circuit in 3 seconds\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eESBE VZD160\u003c\/strong\u003e (VZD161 and VZD162) switches water between two circuits on a 2-point 230 V signal; ESBE designs it for heat pumps, underfloor heating and climate systems. At Q-Tech we fit it in the \u003cstrong\u003epre-assembled plant room\u003c\/strong\u003e next to your heat pump, assembled and tested in our workshop.\u003c\/p\u003e\n\u003ch3\u003eSummary\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\u003cth\u003eType\u003c\/th\u003e\u003ctd\u003eMotorised 3-way diverting valve\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eBrand and model\u003c\/th\u003e\u003ctd\u003eESBE VZD series (VZD161 and VZD162)\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eUse\u003c\/th\u003e\u003ctd\u003eHeat pumps, underfloor heating and climate systems, according to ESBE\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eFlow\u003c\/th\u003e\u003ctd\u003eKv 6.0 m³ per hour as a diverting valve\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eConnection\u003c\/th\u003e\u003ctd\u003eRp ¾ internal (VZD161) or G 1 external (VZD162), DN 20\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003ePower supply\u003c\/th\u003e\u003ctd\u003e230 V AC, 50 Hz; 2-point control (SPST)\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eSwitching time\u003c\/th\u003e\u003ctd\u003e3 seconds\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eQ-Tech installation\u003c\/th\u003e\u003ctd\u003eIntegrated and tested in the \u003ca href=\"\/en-en\/pages\/pre-montaje-avanzado\"\u003eQ-Tech pre-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 VZD160?\u003c\/h3\u003e\n\u003cp\u003eThe ESBE VZD160 is a compact brass diverting valve for heat pumps that \u003cstrong\u003eswitches circuit in 3 seconds\u003c\/strong\u003e, according to ESBE. An indicator shows which port the water is flowing through. The actuator is connected with a fixed 1.6 m cable.\u003c\/p\u003e\n\u003ch3\u003eWhat problem does it solve?\u003c\/h3\u003e\n\u003cp\u003eA heat pump \u003cstrong\u003ealternates between heating and hot water\u003c\/strong\u003e according to demand, and a valve tells the water which circuit to take. ESBE states that the fast switching of the VZD160 helps the system run efficiently.\u003c\/p\u003e\n\u003cp\u003eTo keep it from sticking after days without use, the valve makes an \u003cstrong\u003eautomatic movement every 7 days\u003c\/strong\u003e of inactivity, according to ESBE. Your controller only has to provide the 2-point signal.\u003c\/p\u003e\n\u003ch3\u003eTechnical data\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\u003cth\u003ePressure class\u003c\/th\u003e\u003ctd\u003ePN6\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eMedia temperature\u003c\/th\u003e\u003ctd\u003e5 to 95 °C continuously; 110 °C temporarily\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eMaximum differential pressure\u003c\/th\u003e\u003ctd\u003e80 kPa as a diverting valve; 50 kPa as a mixing valve\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eKv as a mixing valve\u003c\/th\u003e\u003ctd\u003e10% lower than the Kv as a diverting valve\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eLeakage rate\u003c\/th\u003e\u003ctd\u003e0% (tight shut-off)\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003ePower supply\u003c\/th\u003e\u003ctd\u003e230 V AC ±10%, 50 Hz\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003ePower consumption\u003c\/th\u003e\u003ctd\u003e15 VA while switching; 0.9 VA on standby\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eControl\u003c\/th\u003e\u003ctd\u003e2-point (SPST)\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eProtection\u003c\/th\u003e\u003ctd\u003eIP40; protection class II\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eCable\u003c\/th\u003e\u003ctd\u003eFixed, 1.6 m\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eMaterials\u003c\/th\u003e\u003ctd\u003eDZR brass body; PPS plug and cover; SS 2346 stainless steel spindle; EPDM seals\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eDimensions\u003c\/th\u003e\u003ctd\u003eA 70 mm, B 42 mm, C 99 mm, D 70 mm, E 58 mm\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eMinimum mounting clearances\u003c\/th\u003e\u003ctd\u003eMore than 105 mm at the actuator side and more than 25 mm above\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003eModels and data by variant\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\u003cth\u003eModel\u003c\/th\u003e\u003cth\u003eConnection\u003c\/th\u003e\u003cth\u003eDN\u003c\/th\u003e\u003cth\u003eKv (m³ per hour)\u003c\/th\u003e\u003cth\u003eCable\u003c\/th\u003e\u003cth\u003eNet weight\u003c\/th\u003e\u003cth\u003eReference\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eVZD161\u003c\/td\u003e\u003ctd\u003eRp ¾ internal\u003c\/td\u003e\u003ctd\u003e20\u003c\/td\u003e\u003ctd\u003e6.0\u003c\/td\u003e\u003ctd\u003eFixed, 1.6 m\u003c\/td\u003e\u003ctd\u003e0.5 kg\u003c\/td\u003e\u003ctd\u003e43080100\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eVZD162\u003c\/td\u003e\u003ctd\u003eG 1 external\u003c\/td\u003e\u003ctd\u003e20\u003c\/td\u003e\u003ctd\u003e6.0\u003c\/td\u003e\u003ctd\u003eFixed, 1.6 m\u003c\/td\u003e\u003ctd\u003e0.5 kg\u003c\/td\u003e\u003ctd\u003e43080400\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\u003e\u003cstrong\u003eMaximum differential pressure of 80 kPa\u003c\/strong\u003e as a diverting valve and 50 kPa as a mixing valve, according to ESBE.\u003c\/li\u003e\n\u003cli\u003ePressure class PN6 and media from 5 to 95 °C continuously.\u003c\/li\u003e\n\u003cli\u003eIt needs a 2-point 230 V signal from the heat pump or controller.\u003c\/li\u003e\n\u003cli\u003eESBE offers the ALZ960 replacement actuator (47050200) and the VZA900 insert (47000100), which are not on this page.\u003c\/li\u003e\n\u003cli\u003eESBE also makes the VZD162 in G ¾ (DN 15) and the VZD263 with compression fittings, which are not on this page.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhen this product is not the right choice\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\u003cth\u003eProduct\u003c\/th\u003e\u003cth\u003eWhen to choose it\u003c\/th\u003e\u003cth\u003ePressure class\u003c\/th\u003e\u003cth\u003eKv (m³ per hour)\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003e\u003ca href=\"\/en-en\/products\/valvula-selectora-motorizada-esbe-zrs230-3-vias\"\u003eESBE ZRS230 3-way\u003c\/a\u003e\u003c\/td\u003e\u003ctd\u003eIf you need PN16, sizes up to DN 32 or spring return with no power\u003c\/td\u003e\u003ctd\u003ePN16\u003c\/td\u003e\u003ctd\u003e3.2 to 8.4\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003e\u003ca href=\"\/en-en\/products\/valvula-de-zona-motorizada-esbe-zrs220-de-2-vias-con-retorno-por-muelle\"\u003eESBE ZRS220 2-way\u003c\/a\u003e\u003c\/td\u003e\u003ctd\u003eIf you only need to open or close the flow to one zone\u003c\/td\u003e\u003ctd\u003ePN16\u003c\/td\u003e\u003ctd\u003e3.2 to 10\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003e\u003ca href=\"\/en-en\/products\/valvula-desviadora-termostatica-esbe-vtd300\"\u003eESBE VTD300 thermostatic\u003c\/a\u003e\u003c\/td\u003e\u003ctd\u003eIf the circuit must change by temperature and with no electricity\u003c\/td\u003e\u003ctd\u003ePN10\u003c\/td\u003e\u003ctd\u003e3.6\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003eFrequently asked questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhich model do I need?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIt depends on your pipe thread: the VZD161 has an Rp ¾ internal thread and the VZD162 a G 1 external thread. Both are DN 20 with the same flow.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the difference from the ZRS230?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe ZRS230 is PN16, goes up to DN 32 and springs back to port B with no power. The VZD160 is more compact, PN6 and switches circuit in 3 seconds.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan its parts be replaced?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. ESBE states that the complete actuator can be replaced without removing the valve; to change the insert, the system must be depressurised.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I install it myself?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIt is not advisable: a professional should install and wire it, following ESBE's instructions. Q-Tech delivers it fitted in the plant room or installs it with an Expert Technician.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the delivery time?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWe have it \u003cstrong\u003ein stock in Málaga\u003c\/strong\u003e and dispatch it as soon as we confirm your order.\u003c\/p\u003e\n\u003ch3\u003eQ-Tech installation and support\u003c\/h3\u003e\n\u003cp\u003eQ-Tech fits the VZD160 next to the heat pump in the \u003ca href=\"\/en-en\/pages\/pre-montaje-avanzado\"\u003epre-assembled plant room\u003c\/a\u003e: it connects the hydraulics, wires it to the controls and \u003cstrong\u003etests it in our workshop\u003c\/strong\u003e, so it arrives ready to connect. 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 to choose the model. See also our \u003ca href=\"\/en-en\/collections\/valvuleria-y-accesorios\"\u003evalves and accessories\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\/023F2059EC64D4ACF32E3F9F5825A861442E5575A6DC4B207122C4D71F232DF4\/45ec3674af484e37b201a0fc4329f531\/pdf\/media\/27e738ffb9d54f79968de71b3df0fa97\/VZC_VZD_es_J_LR.pdf\" target=\"_blank\" rel=\"noopener\"\u003eESBE VZC and VZD data sheet (in Spanish)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/esbe.eu\/storage\/2182F5EFD7CFB16F39DE48244E69FDE8F9C43B73DBA6D6107F95720A9405E25B\/c2753d1318ad41fc8bac1eea1a184d17\/pdf\/media\/1f86793cdc344fd89dc3c29bcfd30861\/Anv_VZC_VZD_98140479_version%20C_lr.pdf\" target=\"_blank\" rel=\"noopener\"\u003eVZC and VZD installation instructions (multilingual)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/esbe.eu\/storage\/CF8CAB0FDA61EE97D85A462DF3CA99D97B7E0C0CB2CBAD72FCA8F72A66E06435\/9fa98b5bc68046fd898a21a93099f232\/pdf\/media\/9a5014328c66410fb69c0c2a98060c7d\/DoC_VZC,%20VZD_D.pdf\" target=\"_blank\" rel=\"noopener\"\u003eDeclaration 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","brand":"ESBE","offers":[{"title":"VZD161 Rp ¾ internal (43080100)","offer_id":59036738552152,"sku":"SE-CO10490","price":262.36,"currency_code":"EUR","in_stock":true},{"title":"VZD162 G 1 external (43080400)","offer_id":59036738584920,"sku":"SE-CO10505","price":286.85,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0015\/4592\/8792\/files\/esbe-vzd161-valvula-selectora-rosca-interna.webp?v=1793798436","url":"https:\/\/q-tech.es\/en-int\/products\/esbe-vzd160-diverting-valve-heat-pump","provider":"Q-Tech ® ","version":"1.0","type":"link"}