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NB 250-400/349 ASF1ABAQE - 98064485

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      Product name: NB 250-400/349 ASF1ABAQE
      Product No: 98064485
      EAN number: 5710628363160
      Pump speed on which pump data are based: 1780 rpm
      Rated flow: 881.9 m³/h
      Rated head: 49.35 m
      Actual impeller diameter: 349 mm
      Nominal impeller diameter: 400 mm
      Shaft seal arrangement: Single
      Shaft diameter: 48 mm
      Code for shaft seal: BAQE
      Curve tolerance: ISO9906:2012 3B
      Pump version: AS
      Pump housing: Cast iron
      Pump housing: EN-GJL-250
      Pump housing: ASTM class 35
      Wear ring: Brass
      Impeller: Cast iron
      Impeller: EN-GJL-200
      Impeller: ASTM class 30
      Shaft: Stainless steel
      Shaft: EN 1.4301
      Shaft: AISI 304
      Material code: A
      Code for rubber: E
      Maximum ambient temperature: 60 °C
      Maximum operating pressure: 10 bar
      Pipe connection standard: EN 1092-2
      Size of inlet connection: DN 300
      Size of outlet connection: DN 250
      Pressure rating for pipe connection: PN 10
      Pump housing with feet: Y
      Support block: Y
      Connect code: F1
      Pumped liquid: Water
      Liquid temperature range: 0 .. 120 °C
      Selected liquid temperature: 20 °C
      Density at selected liquid temperature: 998.2 kg/m³
      Electrical data 
      Motor type: MMG315LA
      IE Efficiency class: NEMA Energy / IE2 60Hz / NRC
      Rated power - P2: 160 kW
      Mains frequency: 60 Hz
      Rated voltage: 3 x 380-420D/660-725Y V [3 x 440-480D/0-0Y V]
      Rated current: 290-260/168-152 A [285-265/166-152 A]
      Starting current: 570-570 % [680-680 %]
      Cos phi - power factor: 0.9
      Rated speed: 1780 rpm [1790 rpm]
      Efficiency: IE2 95,5%
      Motor efficiency at full load: 95.5-95.5 %
      Motor efficiency at 3/4 load: 95.2-95.2 % [95.1-95.1 %]
      Motor efficiency at 1/2 load: 94.2-94.2 % [93.9-93.9 %]
      Number of poles: 4
      Enclosure class (IEC 34-5): 55 (Protect. water jets/dust)
      Insulation class (IEC 85): F
      Motor protec: PTC
      Motor No: 83L15448
      Mount. design. acc. IEC 34-7: IM B35
      Frequency converter: NONE
      Minimum efficiency index, MEI ≥: 0.68
      Net weight: 1640 kg
      Gross weight: 1730 kg
      Shipping volume: 2.47 m³

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