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Grundfos MTH 4-4/4 A-W-A-AQQV Multistage Submersible Self-Priming Centrifugal Pump (98993044)

Grundfos MTH 4-4/4 A-W-A-AQQV Multistage Submersible Self-Priming Centrifugal Pump (98993044)

GRUNDFOS
  • Product code: 98993044
  • Manufacturer code: 98993044
  • Warranty: 2 years

Multi-stage submersible centrifugal pump for vertical installation in tanks, suitable for machine tools, condensate transfer and industrial processes. More information

  • Availability

    Out of stock - can be requested

  • Out of stock  
List price € 784,08
Price excluding VAT € 550,80
Price with VAT 21 % € 666,47
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Parameters and catalogs

Connection size G 3/4"
Connection Type Internal thread
IP Rating IP 54
Max. immersion depth 0.199 m
Max. operating pressure 10 bar
Medium Temperature -10...90 °C
Power Supply 3~400 VAC
Pump flow rate 83.3 l/min
Pump head 26.3 m
Weight 15.00 kg

Assembly and operating instructions download

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Spare parts catalog en download

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Catalog sheet download

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Vertical multistage submersible pump with a motor rated at 1.1 kW for pumping liquids in machine tools, condensate transfer, and industrial processes. Designed for vertical installation in tanks, etc. The pump is directly coupled to a 3-phase motor.

Pumped liquid: emulsions and liquids with a density/viscosity close to that of water. For higher density or viscosity, consider a more powerful motor.

Key features:

  • Rated flow rate: 83.3 l/min
  • Rated head: 26.3 m
  • Liquid temperature range: –10...90 °C
  • Max. operating pressure: 10 bar
  • Discharge port: Rp 3/4"
  • Immersion depth: 199 mm
  • Materials: casing EN-GJL-200 cast iron, impeller AISI 304 stainless steel

Motor technical data:

  • Rated power (P2): 1.1 kW, IE3
  • Rated voltage: 3 × 220–240D / 380–415Y V
  • Frequency: 50 Hz (suitable for 50/60 Hz)
  • Rated speed: 2855 rpm
  • Motor efficiency: 82.7 %
  • Protection rating: IP54; insulation class: F

Performance curve (MTH 4-4/4, 50 Hz):

Example of pump performance curve

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