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Home > products > Booster Pumps > Grundfos NBG 125-100-400/415 Short-coupled single-stage centrifugal pumps are used for heating and desalination

Grundfos NBG 125-100-400/415 Short-coupled single-stage centrifugal pumps are used for heating and desalination

Product Details

Brand Name: Grundfos

Model Number: NBG 125-100-400/415 BAF2BESBAQEOW5

Payment & Shipping Terms

Minimum Order Quantity: 1

Price: 200-1000

Packaging Details: Wooden Box

Delivery Time: within 15 workdays

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

Supply Ability: 100

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Highlight:
Transported Liquids:
Water
Liquid Temperature Range:
0 .. 120 °c
Liquid Temperature During Operation:
20 °c
Density:
998.2 Kg/M³
Rated Flow Rate:
147.6 M³/H
Rated Head:
24.5 M
Power Supply Frequency:
50 Hz
Rated Voltage:
3 X 380-415D/660-690Y V
Net Weight:
382 Kg
Gross Weight:
414 Kg
Maximum Operating Pressure:
16 Bar
Maximum Ambient Temperature:
60 °C
Transported Liquids:
Water
Liquid Temperature Range:
0 .. 120 °c
Liquid Temperature During Operation:
20 °c
Density:
998.2 Kg/M³
Rated Flow Rate:
147.6 M³/H
Rated Head:
24.5 M
Power Supply Frequency:
50 Hz
Rated Voltage:
3 X 380-415D/660-690Y V
Net Weight:
382 Kg
Gross Weight:
414 Kg
Maximum Operating Pressure:
16 Bar
Maximum Ambient Temperature:
60 °C
Grundfos NBG 125-100-400/415 Short-coupled single-stage centrifugal pumps are used for heating and desalination
End-suction close-coupled single-stage pump
NBG 125-100-400/415 BAF2BESBAQEOW5
Number: 99121527
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
    Short-coupled pump in compliance with ISO 2858


NBG 125-100-400/415 BAF2BESBAQEOW5
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 NBG 125-100-400/415 Short-coupled single-stage centrifugal pumps are used for heating and desalination 0


Grundfos NBG 125-100-400/415 Short-coupled single-stage centrifugal pumps are used for heating and desalination 1

Controller:


  • Frequency converter: None
  • Pressure sensor: N


Liquid:


  • Liquid conveyed: Water
  • Liquid temperature range: 0 .. 120 °C
  • Liquid temperature during operation: 20 °C
  • Density: 998.2 kg/m³


Technical Data:


  • Pump speed basis: 980 rpm
  • Rated flow rate: 147.6 m³/h
  • Rated head: 24.5 m
  • Impeller actual diameter: 415 mm
  • Impeller nominal speed: 400
  • Impeller type: Standard
  • Shaft seal configuration: Single
  • Main shaft seal: BAQE
  • Shaft seal code: BAQE
  • 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: Brass
    • Impeller material: CuZn37Pb
  • Internal pump housing coating: CED
  • Shaft: Stainless steel
    • Shaft material: EN 1.4301
    • Shaft material: AISI 304


Installation:


  • Maximum ambient temperature: 60 °C
  • Maximum operating pressure: 16 bar
  • Pipeline connection standard: EN 1092-2
  • Inlet size: DN 125
  • Outlet size: DN 100
  • 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: 180L
  • Rated power - P2: 15 kW
  • Power supply frequency: 50 Hz
  • Rated voltage: 3 x 380-415D/660-690Y V
  • Rated current: 32.0-29.0/18.2 A
  • Starting current: 760 %
  • Cos phi - Power factor: 0.80
  • Rated speed: 980 rpm
  • Efficiency: IE3 91.5%
  • IE efficiency class: IE3
  • Motor full-load efficiency: 91.5 %
  • Motor efficiency at 3/4 load: 91.6 %
  • Motor efficiency at 1/2 load: 90.4 %
  • Motor pole count: 6
  • Enclosure rating (IEC 34-5): 55 (Protect. water jets/dust)
  • Insulation class (IEC 85): F
  • Motor number: 83Q16426
  • Bearing insulation type N end: Steel Bearing


Other:


  • Minimum Efficiency Index, MEI ≥: 0.70
  • Net weight: 382 kg
  • Gross weight: 414 kg
  • Transport volume: 0.951 m³


Grundfos NBG 125-100-400/415 Short-coupled single-stage centrifugal pumps are used for heating and desalination 2

Grundfos NBG 125-100-400/415 Short-coupled single-stage centrifugal pumps are used for heating and desalination 3

Grundfos NBG 125-100-400/415 Short-coupled single-stage centrifugal pumps are used for heating and desalination 4

Grundfos NBG 125-100-400/415 Short-coupled single-stage centrifugal pumps are used for heating and desalination 5

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