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Grundfos 90kW High Head Single Stage Volute Centrifugal Pump With 250mm Outlet Diameter

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Grundfos 90kW High Head Single Stage Volute Centrifugal Pump With 250mm Outlet Diameter

Brand Name : Grundfos

Model Number : NBG 300-250-500/525 AIAF2AESBQQEWW5

MOQ : 1

Price : 200-1000

Payment Terms : L/C,D/A,D/P,MoneyGram,Western Union,T/T

Supply Ability : 100

Delivery Time : within 15 workdays

Packaging Details : Wooden Box

Transported Liquids : Water

Liquid Temperature Range : -25 .. 120 °c

Liquid Temperature During Operation : 20 °c

Density : 998.2 Kg/M³

Rated Flow Rate : 666.6 m³/h

Rated Head : 35.73 M

Power Supply Frequency : 50 Hz

Rated Voltage : 3 x 380-400/660-690 V

Net Weight : 1620 Kg

Gross Weight : 1780 Kg

Maximum operating pressure : 16 bar

Maximum ambient temperature : 40 °C

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End-suction close-coupled single-stage pump
NBG 300-250-500/525 AIAF2AESBQQEWW5
Number: 93351275


Applications:


  • Commercial heating
  • Commercial air conditioning
  • Commercial water pressure boosting
  • District heating
  • Industrial cleaning processes
  • Heating supply
  • Desalination
  • Municipal water transmission and distribution
  • Irrigation
  • Community and building water supply


Compliance: Short-coupled pump conforming to ISO 2858


NBG 300-250-500/525 AIAF2AESBQQEWW5
The non-self-priming single-stage volute centrifugal pump is designed in accordance with ISO 5199, and its dimensions and rated performance comply with ISO 2858 (16 bar). The flanges are of PN 16 type, with dimensions conforming to EN 1092-2. The pump is equipped with an axial suction port, a radial discharge port, a horizontal shaft, and a back-pull-out design, allowing maintenance personnel to disassemble the motor, motor bracket, cover, and impeller without loosening the pump casing or pipelines. The unbalanced O-type shaft seal meets the requirements of DIN EN 12756. An air-cooled asynchronous motor is closely coupled to the pump.



 Grundfos 90kW High Head Single Stage Volute Centrifugal Pump With 250mm Outlet Diameter


Grundfos 90kW High Head Single Stage Volute Centrifugal Pump With 250mm Outlet Diameter

Controller:


  • Frequency converter: None
  • Pressure sensor: N


Liquid:


  • Liquid conveyed: Water
  • Liquid temperature range: -25 .. 120 °C
  • Liquid temperature during operation: 20 °C
  • Density: 998.2 kg/m³


Technical Data:


  • Pump speed basis: 990 rpm
  • Rated flow rate: 666.6 m³/h
  • Rated head: 35.73 m
  • Impeller actual diameter: 525 mm
  • Impeller nominal speed: 500
  • Impeller type: Standard
  • Shaft seal configuration: Single
  • Main shaft seal: BQQE
  • Shaft seal code: BQQE
  • Curve tolerance: ISO9906:2012 3B
  • Bearing design: Standard


Materials:


  • Pump housing: Cast iron
    • Pump housing: EN-GJL-250
    • Pump housing: ASTM class 35
  • Wear ring: Brass
    • Wear ring material: CuZn34Mn3AI2Fe1-C
  • Impeller: Cast iron
    • Impeller material: EN-GJL-200
    • Impeller material: ASTM class 30
  • Internal pump housing coating: CED
  • Shaft: Stainless steel
    • Shaft material: EN 1.4301
    • Shaft material: AISI 304


Installation:


  • Maximum ambient temperature: 40 °C
  • Maximum operating pressure: 16 bar
  • Pipeline connection standard: EN 1092-2
  • Inlet size: DN 300
  • Outlet size: DN 250
  • Pressure rating for pipe connection: PN 16
  • Bearing lubrication: Grease
  • Pump casing with support feet: Yes
  • Yes = With support block, No = Without support block: N


Electrical Data:


  • Motor model: 315M
  • Rated power - P2: 90 kW
  • Power supply frequency: 50 Hz
  • Rated voltage: 3 x 380-400/660-690 V
  • Rated current: 170-162/98.0-93.8 A
  • Starting current: 700 %
  • Cos phi - Power factor: 0.84
  • Rated speed: 990 rpm
  • Efficiency: IE4 95.6%
  • IE efficiency class: IE4
  • Motor full-load efficiency: 95.6 %
  • Motor efficiency at 3/4 load: 95.6 %
  • Motor efficiency at 1/2 load: 94.7 %
  • Motor pole count: 6
  • Enclosure rating (IEC 34-5): 55 (Protect. water jets/dust)
  • Insulation class (IEC 85): F
  • Motor number: 92555159
  • Bearing insulation type N end: COATED RING


Other:


  • Minimum Efficiency Index, MEI ≥: 0.48
  • Net weight: 1,620 kg
  • Gross weight: 1,780 kg
  • Transport volume: 3.33 m³
  • Place of origin: CN


Grundfos 90kW High Head Single Stage Volute Centrifugal Pump With 250mm Outlet Diameter

Grundfos 90kW High Head Single Stage Volute Centrifugal Pump With 250mm Outlet Diameter

Grundfos 90kW High Head Single Stage Volute Centrifugal Pump With 250mm Outlet Diameter

Grundfos 90kW High Head Single Stage Volute Centrifugal Pump With 250mm Outlet Diameter




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Wholesale Grundfos 90kW High Head Single Stage Volute Centrifugal Pump With 250mm Outlet Diameter from china suppliers

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