{"product_id":"grundfos-magna3-25-40-cast-iron-single-phase-circulator-pump-with-composite-impeller","title":"Grundfos MAGNA3 25-40 Cast Iron Single Phase Circulator Pump with Composite Impeller","description":"\u003cp\u003eSpecified for surface heating networks and secondary HVAC circuits, the Grundfos MAGNA3 25 40 circulator pump features a canned-rotor construction with G 1 1\/2 inch ports. Integrated electronic controls govern fluid movement without external shaft packing. System applications cover commercial heating, process cooling, and heat exchange loops.\u003c\/p\u003e\n\u003cp\u003eHydraulic performance delivers a maximum head of 4.0 meters and a maximum flow rate of 61.8 L\/Min, matching 3.71 m3\/h. Powered by a permanent-magnet motor, the unit operates on a 240 V single-phase supply at 50\/60 Hz, with power input P1 of 50 W and current draw of 0.46 Amps. Maximum system operating pressure is rated at 16 bar.\u003c\/p\u003e\n\u003cp\u003eHousing construction features a cast iron casing grade EN 1561 EN-GJL-200 enclosing a composite impeller. Internal components incorporate a carbon-fibre rotor can, stainless steel rotor cladding, and bearing plate, running on ceramic bearings. Net weight is 5.11 kg with a 180 mm port length, handling liquid temperatures -10 to 110 °C.\u003c\/p\u003e\n\u003cp\u003eControl features include AUTOADAPT and FLOWADAPT operating modes with integrated differential pressure and temperature sensors. Wireless communication connects via Bluetooth to Grundfos GO Remote software for diagnostics. External interfaces provide two digital inputs, two signal relays, and a 0-10V analog input.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEnergy Efficiency Index (EEI): 0.18 meeting European Union energy performance standards.\u003c\/li\u003e\n\u003cli\u003eMaximum rotational speed rating: 2880 rpm for continuous hydraulic balancing across system curves.\u003c\/li\u003e\n\u003cli\u003ePhysical shipping package volume and gross weight: 0.015  m3, 5.86 kg for logistics planning.\u003c\/li\u003e\n\u003cli\u003eStandard regulatory compliance approvals: CE,VDE,EAC,MOROCCO,UKC for international building code conformity.\u003c\/li\u003e\n\u003cli\u003eEnclosure protection rating: IPX4D moisture resistance rating for commercial equipment rooms.\u003c\/li\u003e\n\u003cli\u003eIntelligent control regulation: AUTOADAPT, FLOWADAPT, and active FLOWLIMIT operational modes.\u003c\/li\u003e\n\u003cli\u003eWireless connectivity: Integrated Bluetooth interface for Grundfos GO Remote application access.\u003c\/li\u003e\n\u003cli\u003eCasing thermal insulation: Includes clip-on shell insulation covers for system heat retention.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Grundfos","offers":[{"title":"Default Title","offer_id":51138911338743,"sku":"97924249","price":1370.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/0116\/3767\/files\/grundfos-magna3-25-40-cast-iron-single-phase-circulator-pump-with-composite-impeller.png?v=1789013314","url":"https:\/\/foundationpumps.com.au\/products\/grundfos-magna3-25-40-cast-iron-single-phase-circulator-pump-with-composite-impeller","provider":"Foundation Pumps","version":"1.0","type":"link"}