{"product_id":"ksb-etaline-050-050-250-gg-kuhlmittelpumpe-blockpumpe-pk25-351","title":"KSB Etaline 050-050-250 GG Coolant Pump Block Pump PK25\/351","description":"\u003ch2\u003eKSB Etaline 050-050-250 GG\u003c\/h2\u003e\u003cstrong\u003eGeneral Data\u003c\/strong\u003e\u003cul\u003e\n\n\u003cli\u003ePump type: Etaline 050-050-250-GGXCV66WX2EO4KCB\u003c\/li\u003e\n\n\u003cli\u003eDesign: Block pump, single-stage, horizontal shaft\u003c\/li\u003e\n\n\u003cli\u003eStandard: EN 733\u003c\/li\u003e\n\n\u003cli\u003eConstruction: Compact (close-coupled design)\u003c\/li\u003e\n\n\u003cli\u003eFluid: Propylene glycol-based antifreeze (e.g., Antifrogen L), 30 %, closed system\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\u003ch4\u003eOperating Data\u003c\/h4\u003e\u003cul\u003e\n\n\u003cli\u003eFlow rate: 53.41 m³\/h\u003c\/li\u003e\n\n\u003cli\u003eHead: 65.03 m\u003c\/li\u003e\n\n\u003cli\u003eRated speed: 3,000 rpm\u003c\/li\u003e\n\n\u003cli\u003ePump efficiency: 64.06 %\u003c\/li\u003e\n\n\u003cli\u003eNPSH required: 5.01 m\u003c\/li\u003e\n\n\u003cli\u003eMax. operating power (hydraulic): 15.23 kW\u003c\/li\u003e\n\n\u003cli\u003eMax. power curve: 19.5 kW\u003c\/li\u003e\n\n\u003cli\u003eMax. discharge pressure: 7.47 bar\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\u003ch4\u003eDrive\u003c\/h4\u003e\u003cul\u003e\n\n\u003cli\u003eMotor power: 18.5 kW\u003c\/li\u003e\n\n\u003cli\u003eMotor frame size: 160L\u003c\/li\u003e\n\n\u003cli\u003eMotor speed: 3,000 1\/min\u003c\/li\u003e\n\n\u003cli\u003eVoltage: 400 V\u003c\/li\u003e\n\n\u003cli\u003eFrequency: 50 Hz\u003c\/li\u003e\n\n\u003cli\u003eEfficiency class: IE5 (Ultra Premium Efficiency)\u003c\/li\u003e\n\n\u003cli\u003eMotor current: 38.8 A\u003c\/li\u003e\n\n\u003cli\u003eMotor Cosφ: 0.79\u003c\/li\u003e\n\n\u003cli\u003eMotor efficiency: 93.7 %\u003c\/li\u003e\n\n\u003cli\u003eMotor protection class: IP55\u003c\/li\u003e\n\n\u003cli\u003eMotor design: IM V1 (vertical design)\u003c\/li\u003e\n\n\u003cli\u003ePumpDrive frequency converter\u003c\/li\u003e\n\n\u003cli\u003eType: PumpDrive PDRV2-R018K50\u003c\/li\u003e\n\n\u003cli\u003eOutput power: 18.5 kW\u003c\/li\u003e\n\n\u003cli\u003eInput: 380–480 V, 3~ AC, 50–60 Hz, 45.4 A\u003c\/li\u003e\n\n\u003cli\u003eOutput: 0–140 Hz, 44 A\u003c\/li\u003e\n\n\u003cli\u003eEfficiency class: IE2: 1.7 % losses\u003c\/li\u003e\n\n\u003cli\u003eProtection class: IP55 (Type 12)\u003c\/li\u003e\n\n\u003cli\u003eApproval: CE, UKCA, cURus\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\u003ch4\u003eMechanical Data\u003c\/h4\u003e\u003cul\u003e\n\n\u003cli\u003eImpeller diameter: 223 mm\u003c\/li\u003e\n\n\u003cli\u003eImpeller type: radial closed, multi-channel\u003c\/li\u003e\n\n\u003cli\u003eShaft seal: Mechanical seal BURGMANN MG13G6\u003c\/li\u003e\n\n\u003cli\u003eMaterial (pump casing, impeller): EN-GJL-250 (grey cast iron)\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\u003ch4\u003eTemperature and Ambient Data\u003c\/h4\u003e\u003cul\u003e\n\n\u003cli\u003eFluid temperature: -30 °C to +120 °C\u003c\/li\u003e\n\n\u003cli\u003eAmbient temperature: specified up to 20 °C\u003c\/li\u003e\n\n\u003cli\u003eInstallation altitude: 1,000 m above sea level\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\u003ch4\u003eConnections \u0026amp; Dimensions\u003c\/h4\u003e\u003cul\u003e\n\n\u003cli\u003eSuction\/discharge flange: DN 50 \/ PN 16, drilled according to EN 1092-2\u003c\/li\u003e\n\n\u003cli\u003eTotal weight of unit: approx. 181 kg\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\u003ch3\u003eSpecial Features\u003c\/h3\u003e\u003cul\u003e\n\n\u003cli\u003ePumpMeter: Integrated intelligent pressure monitoring with display, differential pressure indication, Modbus RTU\u003c\/li\u003e\n\n\u003cli\u003eSpecial paint finish: RAL 6017 May green\u003c\/li\u003e\n\n\u003cli\u003eCorrosion protection variant T10\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\u003cp\u003eFor all other data, please refer to the data sheet.\u003c\/p\u003e\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eCondition:\u003c\/strong\u003e new (original packaging)\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eOur article number:\u003c\/strong\u003e PK25\/351\u003c\/li\u003e\n\n\n\u003c\/ul\u003e","brand":"Pumpenkost","offers":[{"title":"Default Title","offer_id":57277166944596,"sku":"PK25\/351","price":4449.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1078\/5620\/0020\/files\/ksb_etaline_050-050-250_gg_k_hlmittelpumpe_pk25351-4.jpg?v=1790297492","url":"https:\/\/www.pumpenkost.com\/en\/products\/ksb-etaline-050-050-250-gg-kuhlmittelpumpe-blockpumpe-pk25-351","provider":"Pumpenkost GmbH","version":"1.0","type":"link"}