General information: Product name: CR 3-4 A-A-A-E-HQQE Product No: On request EAN number: On request Technical: Pump speed on which pump data are based: 2873 rpm Rated flow: 3 m³/h Rated head: 19.1 m Maximum head: 26.5 m Stages: 4 Impellers: 4 Number of reduced-diameter impellers: 0 Low NPSH: N Pump orientation: Vertical Shaft seal arrangement: Single Primary shaft seal: HQQE Code for shaft seal: HQQE Approvals: CE,EAC,UKCA,SEPRO,R CM, Approvals for drinking water: WRAS,ACS Curve tolerance: ISO9906:2012 3B Pump version: A Model: A Materials: Type key, code for materials: A Type key, code for rubber components. E = EPDM, V=FKM: E Base: Cast iron EN 1561 EN-GJL-200 ASTM A48-25B Impeller: Stainless steel EN 1.4301 AISI 304 Material code: A Code for rubber: E Bearing: SIC Installation: Maximum ambient temperature: 60 °C Maximum operating pressure: 16 bar Max pressure at stated temp: 16 bar / 120 °C 16 bar / -20 °C Type key, code for pipework connection: A Type of connection: Oval / Rp Size of inlet connection: 1 inch Size of outlet connection: 1 inch Pressure rating for connection: PN 16 Flange size for motor: FT85 Terminal box position: 6 Connect code: A Liquid: Pumped liquid: Water Liquid temperature range: -20 .. 120 °C Selected liquid temperature: 20 °C Density: 998.2 kg/m³ Electrical data: Motor standard: IEC