{"product_id":"grundfos-dmx-280-8-mechanical-dosing-pump-280-l-h-8-bar","title":"Grundfos DMX 280-8 Mechanical Dosing Pump 280 L\/h 8 Bar","description":"\u003ch6\u003e\u003cspan\u003eKEY FEATURES\u003c\/span\u003e\u003c\/h6\u003e\n\u003cul\u003e\n\u003cli\u003eApprox. 280 L\/h nominal dosing capacity at 50 Hz\u003c\/li\u003e\n\u003cli\u003e8 bar maximum operating pressure\u003c\/li\u003e\n\u003cli\u003eRobust positive displacement diaphragm dosing pump\u003c\/li\u003e\n\u003cli\u003eMechanically coupled diaphragm drive\u003c\/li\u003e\n\u003cli\u003ePVC dosing head\u003c\/li\u003e\n\u003cli\u003eLong-life PTFE-coated diaphragm\u003c\/li\u003e\n\u003cli\u003eCeramic (Al₂O₃) valve balls\u003c\/li\u003e\n\u003cli\u003ePTFE\/composite valve seats\u003c\/li\u003e\n\u003cli\u003eFKM\/rubber valve gaskets\u003c\/li\u003e\n\u003cli\u003eSingle ball valve design\u003c\/li\u003e\n\u003cli\u003eHandles liquids up to 150 mPa·s viscosity\u003c\/li\u003e\n\u003cli\u003eManual stroke-length adjustment with 10:1 adjustment ratio\u003c\/li\u003e\n\u003cli\u003eRobust aluminium pump housing\u003c\/li\u003e\n\u003cli\u003eStandard inlet and outlet non-return valves\u003c\/li\u003e\n\u003cli\u003e19\/27 and 20\/25 connection size options\u003c\/li\u003e\n\u003cli\u003eMaximum suction lift during operation of 3 m\u003c\/li\u003e\n\u003cli\u003e3 × 230\/400 V, 50 Hz three-phase motor\u003c\/li\u003e\n\u003cli\u003e0.4 kW power input\u003c\/li\u003e\n\u003cli\u003eIP65 enclosure rating\u003c\/li\u003e\n\u003cli\u003eCE, EAC and CNROHSEX approvals\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe Grundfos DMX 280-8 is a versatile positive displacement diaphragm dosing pump designed for reliable higher-capacity chemical dosing in demanding industrial and process applications. Its robust aluminium construction, mechanically coupled diaphragm drive and straightforward capacity adjustment provide dependable dosing performance.\u003c\/p\u003e\n\u003cp\u003eThe diaphragm is mechanically coupled through a precise gear-eccenter-tappet system to a high-efficiency AC motor. Dosing capacity can be adjusted by varying the stroke length using the stroke adjustment knob, providing an adjustment ratio of 1:10. The liquid end incorporates single ball valves, while the robust industrial construction is designed for reliable operation in demanding process environments.\u003c\/p\u003e\n\u003cp\u003eThis configuration features a PVC dosing head, long-life PTFE-coated diaphragm, ceramic Al₂O₃ valve balls, PTFE\/composite valve seats and FKM\/rubber valve gaskets. With a nominal dosing capacity of 280 L\/h, maximum operating pressure of 8 bar and compatibility with liquids up to 150 mPa·s viscosity, the pump provides dependable performance for compatible industrial and chemical dosing applications.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch6\u003eADDITIONAL FEATURES\u003c\/h6\u003e\n\u003cul\u003e\n\u003cli\u003eLong-life PTFE-coated diaphragm\u003c\/li\u003e\n\u003cli\u003eMechanically coupled diaphragm design\u003c\/li\u003e\n\u003cli\u003eEasy-to-install and operate design\u003c\/li\u003e\n\u003cli\u003eRobust aluminium enclosure\u003c\/li\u003e\n\u003cli\u003eOptimum capacity and stroke-frequency graduation\u003c\/li\u003e\n\u003cli\u003eDosing flow variation ±1.5% (FS)\u003c\/li\u003e\n\u003cli\u003eLinearity ±4% (FS)\u003c\/li\u003e\n\u003cli\u003eSingle ball valve design\u003c\/li\u003e\n\u003cli\u003eStandard inlet non-return valve\u003c\/li\u003e\n\u003cli\u003eStandard outlet non-return valve\u003c\/li\u003e\n\u003cli\u003eConnection pack for inlet and outlet\u003c\/li\u003e\n\u003cli\u003eConnection sizes: 19\/27 and 20\/25\u003c\/li\u003e\n\u003cli\u003eMaximum permissible inlet pressure of 0 bar\u003c\/li\u003e\n\u003cli\u003eMaximum suction lift during operation of 3 m\u003c\/li\u003e\n\u003cli\u003eLiquid temperature range from 0 to 40 °C\u003c\/li\u003e\n\u003cli\u003eStandard control variant\u003c\/li\u003e\n\u003cli\u003eNot prepared for VFD operation\u003c\/li\u003e\n\u003cli\u003eIP65 motor enclosure\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch6\u003eAPPLICATIONS\u003c\/h6\u003e\n\u003cul\u003e\n\u003cli\u003eProcess engineering, water treatment, wastewater treatment, industrial chemical dosing, chemical treatment, disinfection, pH adjustment and other compatible applications requiring reliable chemical metering at pressures up to 8 bar.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch6\u003ePRODUCT PACKAGE INCLUDES\u003c\/h6\u003e\n\u003cul\u003e\n\u003cli\u003eGrundfos DMX 280-8 Mechanical Dosing Pump\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSPECIFICATIONS\u003c\/h5\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Name\u003c\/td\u003e\n\u003ctd\u003eGrundfos DMX 280-8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Number\u003c\/td\u003e\n\u003ctd\u003e99206036\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel \/ Configuration\u003c\/td\u003e\n\u003ctd\u003eDMX 280-8 B-PVC\/V\/C-X-E1U3U3XEMAG\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEAN Number\u003c\/td\u003e\n\u003ctd\u003e5712608671067\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePump Type\u003c\/td\u003e\n\u003ctd\u003ePositive displacement diaphragm dosing pump\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiaphragm Drive\u003c\/td\u003e\n\u003ctd\u003eMechanically coupled\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Flow Rate\u003c\/td\u003e\n\u003ctd\u003e280 L\/h at 50 Hz (approx. 73.97 US GPH)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Operating Pressure\u003c\/td\u003e\n\u003ctd\u003e8 bar (approx. 116.0 psi)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Dosing Heads\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Viscosity\u003c\/td\u003e\n\u003ctd\u003e150 mPa·s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePump Housing\u003c\/td\u003e\n\u003ctd\u003eAluminium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDosing Head Material\u003c\/td\u003e\n\u003ctd\u003ePVC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiaphragm\u003c\/td\u003e\n\u003ctd\u003ePTFE-coated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eValve Ball Material\u003c\/td\u003e\n\u003ctd\u003eCeramic (Al₂O₃)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eValve Seat Material\u003c\/td\u003e\n\u003ctd\u003ePTFE \/ Composite\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eValve Gasket Material\u003c\/td\u003e\n\u003ctd\u003eFKM \/ Rubber\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eValve Configuration\u003c\/td\u003e\n\u003ctd\u003eSingle ball valves\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInlet Non-Return Valve\u003c\/td\u003e\n\u003ctd\u003eStandard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutlet Non-Return Valve\u003c\/td\u003e\n\u003ctd\u003eStandard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInlet Connection\u003c\/td\u003e\n\u003ctd\u003eConnection pack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutlet Connection\u003c\/td\u003e\n\u003ctd\u003eConnection pack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnection Sizes\u003c\/td\u003e\n\u003ctd\u003e19\/27, 20\/25\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Permissible Inlet Pressure\u003c\/td\u003e\n\u003ctd\u003e0 bar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Suction Lift During Operation\u003c\/td\u003e\n\u003ctd\u003e3 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLiquid Temperature Range\u003c\/td\u003e\n\u003ctd\u003e0 to 40 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Input (P1)\u003c\/td\u003e\n\u003ctd\u003e0.4 kW (approx. 0.536 HP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Voltage\u003c\/td\u003e\n\u003ctd\u003e3 × 230\/400 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMains Frequency\u003c\/td\u003e\n\u003ctd\u003e50 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Frequency\u003c\/td\u003e\n\u003ctd\u003e50 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnclosure Class\u003c\/td\u003e\n\u003ctd\u003eIP65\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eControl Variant\u003c\/td\u003e\n\u003ctd\u003eStandard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Converter\u003c\/td\u003e\n\u003ctd\u003eNot prepared for VFD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCable Included\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Plug\u003c\/td\u003e\n\u003ctd\u003eNo plug\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiaphragm Leakage Detection\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet Weight\u003c\/td\u003e\n\u003ctd\u003e18 kg (approx. 39.7 lb)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGross Weight\u003c\/td\u003e\n\u003ctd\u003e29.3 kg (approx. 64.6 lb)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Volume\u003c\/td\u003e\n\u003ctd\u003e0.156 m³\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApprovals\u003c\/td\u003e\n\u003ctd\u003eCE, EAC, CNROHSEX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eGermany (DE)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCustom Tariff Number\u003c\/td\u003e\n\u003ctd\u003e8413509060\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch5\u003e\u003cbr\u003e\u003c\/h5\u003e\n\u003ch5\u003eADDITIONAL RESOURCES\u003c\/h5\u003e\n\u003ch6\u003ePRODUCT BROCHURE\u003c\/h6\u003e\n\u003cp\u003eAdditional information about Grundfos DMH Mechanical Dosing Pumps are outlined in the DMH product brochure.\u003c\/p\u003e\n\u003cblockquote\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0529\/9529\/3345\/files\/DMX_Mechanical_dosing_pumps_Data_booklet.pdf?v=1791263385\" rel=\"noopener\" target=\"_blank\"\u003e\u003cspan style=\"color: #50809e;\"\u003eDOWNLOAD\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003ex\u003c\/span\u003e\u003c\/p\u003e\n\u003ch6\u003e\u003cspan\u003ePRODUCT INFORMATION SHEET (PIS)\u003c\/span\u003e\u003c\/h6\u003e\n\u003cp\u003eDetailed information about the product, is provided in the product information sheet below.\u003c\/p\u003e\n\u003cblockquote\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0529\/9529\/3345\/files\/99206036_DMX_2808_BPVCVCXE1U3U3XEMAG.pdf?v=1791394554\" target=\"_blank\" rel=\"noopener\"\u003e\u003cspan style=\"color: #50809e;\"\u003eDOWNLOAD\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/blockquote\u003e","brand":"Grundfos","offers":[{"title":"Default Title","offer_id":67673817448685,"sku":"GRU-99206036","price":4610.35,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0529\/9529\/3345\/files\/GRU-99206036.jpg?v=1791394746","url":"https:\/\/pwnps.com\/products\/grundfos-dmx-280-8-mechanical-dosing-pump-280-l-h-8-bar","provider":"Parkway Process Solutions","version":"1.0","type":"link"}