{"product_id":"mut-meccanica-tovo-sf-3-port-spring-return-diverting-valve","title":"Mut Meccanica Tovo SF 3‑Port Spring Return Diverting Valve","description":"\u003cdiv class=\"product-section\"\u003e\n\u003cp\u003e\u003cstrong\u003eMut Meccanica Tovo SF 3‑Port Spring Return Diverting Valve\u003c\/strong\u003e is a 28 mm compression motorised zone valve designed for high‑flow heat pump systems. It offers very low pressure drop, fast spring‑return operation and an integrated microswitch for simple control of auxiliary loads.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e28 mm 3‑port diverting valve\u003c\/strong\u003e – compression connections for straightforward integration into larger‑bore primary pipework on heat pump and cylinder circuits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpring‑return operation\u003c\/strong\u003e – fails to a safe default position on power loss, helping protect the system and simplify control strategies.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Kvs value (12.6)\u003c\/strong\u003e – very low pressure drop, ideal for modern high‑flow, low‑temperature heat pump systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegral microswitch\u003c\/strong\u003e – built‑in auxiliary switch for starting a secondary pump or signalling to a controller when the valve has reached position.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12‑month warranty\u003c\/strong\u003e – supplied with a 12‑month manufacturer’s warranty from date of manufacture.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eDiverting heat pump output between a hot water cylinder coil and a space heating circuit.\u003c\/li\u003e\n\u003cli\u003eUse as a primary diverting valve in low‑temperature heating systems where low resistance is critical.\u003c\/li\u003e\n\u003cli\u003eReplacing standard mid‑position or diverter valves where higher flow rates and reliability are required.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Overview\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnections:\u003c\/strong\u003e 28 mm compression, brass valve body.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction:\u003c\/strong\u003e 3‑port diverting valve with motor drive and spring return.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlow capacity:\u003c\/strong\u003e Kvs 12.6 for excellent flow with minimal head loss.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrical:\u003c\/strong\u003e 230 V a.c. motorised actuator with auxiliary microswitch for external control\/load switching.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eInstall in accordance with the system design so that the default (spring‑return) position is the preferred fail‑safe flow path.\u003c\/li\u003e\n\u003cli\u003ePipework should be well‑supported, flushed and cleaned before commissioning to protect the valve internals.\u003c\/li\u003e\n\u003cli\u003eAll wiring must follow the manufacturer’s wiring diagram, with the microswitch correctly integrated to control pumps or system interlocks.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Mut Meccanica Tovo","offers":[{"title":"Default Title","offer_id":62934127608157,"sku":"Moto-SF25B","price":99.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/MutMeccanicaTovoSF3-portspringreturndivertingvalve28mmcompression.webp?v=1766120264","url":"https:\/\/qualityheating.co.uk\/products\/mut-meccanica-tovo-sf-3-port-spring-return-diverting-valve","provider":"AIZO Quality Heating","version":"1.0","type":"link"}