{"product_id":"caleffi-278he-series-circulation-group-3-4-f-connections-return-connection-with-upm3-pump-1-13-l-min","title":"Caleffi 278HE Series circulation group 3\/4\" F connections return connection with UPM3 pump - 1-13 l\/min.","description":"\u003cp style=\"text-align:justify\"\u003e\u003cstrong\u003eCaleffi 278HE Series circulation group\u003c\/strong\u003e \u003cstrong\u003e3\/4\" F connections return connection with UPM3 pump - 1-13 l\/min.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp style=\"text-align:justify\"\u003e \u003c\/p\u003e\n\n\u003cp style=\"text-align:justify\"\u003eThe \u003cstrong\u003eCaleffi 278HE Series\u003c\/strong\u003e circulation group has the function of regulating the temperature inside the boiler and is used on the \u003cstrong\u003eprimary circuit of solar systems\u003c\/strong\u003e . Safety devices are inserted in the group in order to guarantee regular monitoring of the circuit. This version has a return connection and is equipped with a Grundfos UPM3 Solar 15-75 high efficiency circulation pump with PWM control, 3\/4 F connections. The PWM technology guarantees a drastic \u003cstrong\u003ereduction in the power dissipated\u003c\/strong\u003e by the group \u003cstrong\u003e \u003c\/strong\u003e resulting in greater \u003cstrong\u003esystem efficiency\u003c\/strong\u003e .\u003c\/p\u003e\n\n\u003cp style=\"text-align:justify\"\u003eThe \u003cstrong\u003eCaleffi Series 278HE\u003c\/strong\u003e circulation group is composed of: Solar circulation pump, Series 253 safety valve for solar systems, fill\/drain tap, instrument holder fitting with pressure gauge, flow meter, return thermometer, shut-off and check valve, 2 hose holders , preformed shell insulation.\u003c\/p\u003e\n\n\u003cp style=\"text-align:justify\"\u003eThe \u003cstrong\u003einstallation\u003c\/strong\u003e must be carried out by \u003cstrong\u003equalified\u003c\/strong\u003e and \u003cstrong\u003eauthorized\u003c\/strong\u003e technical personnel.\u003c\/p\u003e\n\n\u003cp style=\"text-align:justify\"\u003e \u003c\/p\u003e\n\n\u003cp style=\"text-align:justify\"\u003e\u003cstrong\u003eTECHNICAL FEATURES\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp style=\"text-align:justify\"\u003e\u003cstrong\u003e-\u003c\/strong\u003e Connections: G 3\/4\" (ISO 228-1) F\u003c\/p\u003e\n\n\u003cp style=\"text-align:justify\"\u003e- Maximum operating pressure: 10 bar\u003c\/p\u003e\n\n\u003cp style=\"text-align:justify\"\u003e- Fluid temperature range: -10 – 110 °C\u003c\/p\u003e\n\n\u003cp style=\"text-align:justify\"\u003e- Calibration: 6 bar\u003c\/p\u003e\n\n\u003cp style=\"text-align:justify\"\u003e- Power supply: 230 V (AC)\u003c\/p\u003e\n\n\u003cp style=\"text-align:justify\"\u003e- Maximum percentage of glycol: 50%\u003c\/p\u003e\n\n\u003cp style=\"text-align:justify\"\u003e- Fluid of use: water, glycol solutions\u003c\/p\u003e\n\n\u003cp style=\"text-align:justify\"\u003e- Flow meter scale: 1-13 l\/min.\u003c\/p\u003e\n\n\u003cp style=\"text-align:justify\"\u003e- Pump type: UPM3 15-75.\u003c\/p\u003e\n\n\u003cp style=\"text-align:justify\"\u003e \u003c\/p\u003e\n\n\u003cp style=\"text-align:justify\"\u003e\u003cstrong\u003eWARRANTY\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp style=\"text-align:justify\"\u003eThe guarantee is the official \u003cstrong\u003eCaleffi\u003c\/strong\u003e one and lasts \u003cstrong\u003e2 years\u003c\/strong\u003e.\u003c\/p\u003e\n","brand":"Caleffi","offers":[{"title":"Default Title","offer_id":53086776262994,"sku":"278050HE","price":652.41,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0535\/5110\/4164\/files\/347ae37b48f883942c691ffd0d73b041.jpg?v=1777042285","url":"https:\/\/climamarket.com\/en-de\/products\/caleffi-278he-series-circulation-group-3-4-f-connections-return-connection-with-upm3-pump-1-13-l-min","provider":"ClimaMarket Europe SLU","version":"1.0","type":"link"}