CENTRIFUGAL PUMP GRUNDFOS NK100-250/274 EUPA1F2AE-SBAQE

NK 100-250/274 EUP A1-F-A-E-BAQE Normally, the dimensions of a single-stage, end-suction centrifugal pump comply with standard ISO 5199, and the nominal capacity conforms to standard EN 733. The dimensions of PN 16 flanges follow standard EN 1092-2. The pump has an axial suction opening, a radial discharge opening, and a horizontal shaft. The pump motor, coupling, bearing housing, and impeller can be withdrawn rearward into the pump casing or piping without disturbing them. The unbalanced rubber mechanical seal complies with standard DIN EN 12756. The pump and motor are mounted on a common base plate. Fluid: Fluid temperature range: 0 .. 120 °C Technical: Pump speed: 1460 rpm Nominal flow rate: 173 m³/h Nominal head: 22 m Actual impeller diameter: 274 EUP mm Nominal impeller: 250 mm Shaft seal code. 1: Type 2: Impeller sealing surface 3: Static surface 4: Secondary seal: BAQE Materials: Pump casing: Cast iron Pump casing: EN-GJL-250 Pump casing: ASTM A48-40 B Impeller: Cast iron Impeller: EN-GJL-200 Impeller: ASTM A48-30 B Rubber: EPDM Wear ring material: High-alloy brass (CuZn34Mn3AI2) Installation: Maximum ambient temperature: 60 °C Maximum allowable operating pressure: 16 bar Standard flange: EN 1092-2 Pump suction opening: DN 125 Pump discharge opening: DN 100 Pressure class: PN 16 Coupling type: Standard Frame: C - Channel Electrical data: Motor model: 160LB IE Efficiency class: IE3 Nominal power - P2: 15 kW Supply frequency: 50 Hz Nominal voltage: 3 x 380-415D/660-690Y V Nominal current: 29.0-28.0/16.8-16.4 A Starting current: 760-870 % Power factor Cos phi: 0.86-0.82 Nominal speed: 1460-1470 rpm Efficiency: IE3 92.1% Motor efficiency at full load: 92.1 % Motor efficiency at 3/4 load: 92.3 % Motor efficiency at 1/2 load: 92.1 % Number of poles: 4 Protection class (IEC 34-5): 55 Dust/Jetting Insulation class (IEC 85): F Lubricant type: Grease Other: Minimum efficiency index, MEI =: 0.70 Net weight: 309 kg Gross weight: 418 kg This product description is an automated translation of the original Finnish description.