{"product_id":"grundfos-upm-geo-25-85-180-circulator-pump-240v-97776504-4839","title":"Grundfos UPM GEO 25-85 180 Circulator Pump 240V 97776504 #4839","description":"\u003cdiv style=\"max-width: 900px; margin: 0 auto; padding: 20px; line-height: 1.6;\"\u003e\n\n\u003ch2\u003eGrundfos UPM GEO 25-85 180 – 240V High-Efficiency Circulator Pump (97776504) #4839\u003c\/h2\u003e\n\n\u003cp\u003e\nThis listing is for a \u003cstrong\u003eGrundfos UPM GEO 25-85 180\u003c\/strong\u003e high-efficiency canned-rotor circulator pump. The UPM GEO range is designed for cold-water applications, geothermal heat pumps, heating systems and air-conditioning systems where remote speed control is required via a low-voltage PWM signal.\n\u003c\/p\u003e\n\n\u003cp\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e supplied in \u003cstrong\u003eas new surplus condition\u003c\/strong\u003e – the unit has not been installed or used but may show minor cosmetic markings from storage and handling. \u003cstrong\u003eGuarantee:\u003c\/strong\u003e supplied with a \u003cstrong\u003e2-year guarantee\u003c\/strong\u003e.\n\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePump type:\u003c\/strong\u003e UPM GEO high-efficiency canned-rotor circulator\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConnection:\u003c\/strong\u003e G 1 1\/2 threaded ports\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePort-to-port length:\u003c\/strong\u003e 180 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eElectrical supply:\u003c\/strong\u003e 1 × 230 V~, 50\/60 Hz\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePower input:\u003c\/strong\u003e P1 5.7–87 W\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCurrent:\u003c\/strong\u003e 0.06–0.71 A\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaximum head:\u003c\/strong\u003e 8.5 m\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaximum system pressure:\u003c\/strong\u003e 10 bar\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLiquid temperature range:\u003c\/strong\u003e -10 °C to +95 °C\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnclosure \/ insulation class:\u003c\/strong\u003e IPX4D \/ H\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnergy efficiency index:\u003c\/strong\u003e EEI ≤ 0.23\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMotor:\u003c\/strong\u003e ECM permanent-magnet motor with integrated frequency converter\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDesign:\u003c\/strong\u003e canned-rotor pump with no conventional shaft seal\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\n\u003cstrong\u003eNeed help confirming suitability?\u003c\/strong\u003e\u003cbr\u003e\nCall us on \u003cstrong\u003e01803 220416\u003c\/strong\u003e for technical advice.\n\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eTechnical specifications link\u003c\/h3\u003e\n\n\u003cp\u003e\nFull technical specifications and performance data can be viewed here:\u003cbr\u003e\n\u003ca href=\"https:\/\/serwis.nts-energy.pl\/wp-content\/uploads\/2017\/03\/UPM2_UPM-GEO_UPM2K.pdf\" rel=\"nofollow noopener\" target=\"_blank\"\u003e\nView Grundfos UPM2 \/ UPM GEO \/ UPM2K technical data booklet\n\u003c\/a\u003e\n\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eControl \u0026amp; installation notes\u003c\/h3\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eControl method:\u003c\/strong\u003e low-voltage PWM signal from a system controller\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSignal cable:\u003c\/strong\u003e required for pump control; without it, the pump will run at maximum speed\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSignal cable cores:\u003c\/strong\u003e signal input, signal output and signal reference\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReduced voltage operation:\u003c\/strong\u003e can run with reduced performance down to 160 VAC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePower connection:\u003c\/strong\u003e connection method depends on the exact pump model and connector type\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImportant:\u003c\/strong\u003e do not control this pump by varying the mains voltage, such as phase-cut or pulse-cascade control\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eTypical applications\u003c\/h3\u003e\n\n\u003cul\u003e\n  \u003cli\u003eGeothermal heat pump systems\u003c\/li\u003e\n  \u003cli\u003eCold-water circulation duties\u003c\/li\u003e\n  \u003cli\u003eHeating systems\u003c\/li\u003e\n  \u003cli\u003eAir-conditioning systems\u003c\/li\u003e\n  \u003cli\u003eAntifreeze \/ glycol-containing circuits, subject to temperature and mixture limits\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\n\u003ch4\u003eWhat does the model number mean?\u003c\/h4\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUPM GEO\u003c\/strong\u003e – high-efficiency circulator range optimised for cold-water \/ geothermal applications\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e25\u003c\/strong\u003e – nominal diameter of suction and discharge ports, DN25 class\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e85\u003c\/strong\u003e – maximum head class, 85 dm \/ 8.5 m\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e180\u003c\/strong\u003e – port-to-port length in millimetres\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eWhat does 230 V~ mean?\u003c\/h4\u003e\n\n\u003cp\u003e\n\u003cstrong\u003e230 V~\u003c\/strong\u003e means 230 volt AC supply. This pump is rated for \u003cstrong\u003e50\/60 Hz\u003c\/strong\u003e.\n\u003c\/p\u003e\n\n\u003ch4\u003eHow is this pump controlled?\u003c\/h4\u003e\n\n\u003cp\u003e\nThis pump is externally speed-controlled by a \u003cstrong\u003elow-voltage PWM signal\u003c\/strong\u003e from a system controller, such as a heat pump or OEM control unit. A suitable three-core signal cable is required, with signal input, signal output and signal reference. Without the control signal, the pump will run at maximum speed.\n\u003c\/p\u003e\n\n\u003ch4\u003eIs this suitable as a replacement pump?\u003c\/h4\u003e\n\n\u003cp\u003e\nIt may be suitable where the existing unit is a matching \u003cstrong\u003eUPM GEO 25-85 180\u003c\/strong\u003e or compatible OEM variant. Please compare the product number, port-to-port length, threaded connection, supply voltage, PWM control type and connector arrangement before ordering.\n\u003c\/p\u003e\n\n\u003ch4\u003eWhat liquids can this pump be used with?\u003c\/h4\u003e\n\n\u003cp\u003e\nThe UPM GEO range is suitable for thin, clean, non-aggressive and non-explosive liquids that do not contain solid particles, fibres or mineral oil.\n\u003c\/p\u003e\n\n\u003cp\u003e\nUPM GEO pumps can be used with water\/antifreeze mixtures such as \u003cstrong\u003eglycol or ethanol\u003c\/strong\u003e down to \u003cstrong\u003e-10 °C\u003c\/strong\u003e. Higher viscosity from glycol mixtures can reduce performance and increase system pressure loss, so the mixture type, concentration and operating temperature should be checked against the system design.\n\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eNot suitable for:\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eLiquids containing solid particles or fibres\u003c\/li\u003e\n  \u003cli\u003eMineral oil\u003c\/li\u003e\n  \u003cli\u003eFlammable liquids such as diesel oil or petrol\u003c\/li\u003e\n  \u003cli\u003eAggressive chemicals that may attack the pump materials\u003c\/li\u003e\n  \u003cli\u003eDirty water, wastewater or drainage applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eDoes this pump have a mechanical shaft seal?\u003c\/h4\u003e\n\n\u003cp\u003e\nNo. UPM GEO is a \u003cstrong\u003ecanned-rotor circulator\u003c\/strong\u003e, where the pump and motor form an integrated unit without a conventional mechanical shaft seal.\n\u003c\/p\u003e\n\n\u003ch4\u003eDoes the pump require external motor protection?\u003c\/h4\u003e\n\n\u003cp\u003e\nNo external motor protection is normally required. The pump includes internal overload protection, but the electrical connection must still be carried out correctly and in accordance with local regulations.\n\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eAbout Our Stock\u003c\/h3\u003e\n\n\u003cp\u003e\nStock code: \u003cstrong\u003e#4839\u003c\/strong\u003e\u003cbr\u003e\nWe specialise in supplying \u003cstrong\u003enew and unused surplus pumps\u003c\/strong\u003e. All units are inspected prior to dispatch and supplied with a \u003cstrong\u003e2-year guarantee\u003c\/strong\u003e.\n\u003c\/p\u003e\n\n\u003c\/div\u003e","brand":"Grundfos","offers":[{"title":"Default Title","offer_id":57302247833977,"sku":null,"price":449.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1218\/7894\/files\/IMG_4818.jpg?v=1779200203","url":"https:\/\/thepumpdealer.co.uk\/products\/grundfos-upm-geo-25-85-180-circulator-pump-240v-97776504-4839","provider":"The Pump Dealer","version":"1.0","type":"link"}