Water supply

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+44 (0) 1283 523000

Mon-Thr: 8.30am - 5.00pm

Fri: 8.00am - 4.30pm

Contact U

+44 (0) 1283 523000

Mon-Thr: 8.30am - 5.00pm

Fri: 8.00am - 4.30pm

Desalination

Desalination is considered to be very significant for the future, since supplying all people with clean water will become more and more difficult due to the lack of water or contamination of the existing fresh water.

Wilo-EMU 10" ... 24"
EMU 10" ... 24"

Design

Multistage 10...24” submersible pump in sectional construction for vertical and horizontal installation

Application

<list type="bulleted">

  • For drinking water supply / general water supply from boreholes and rainwater storage tanks
  • Process water supply
  • Municipal water supply
  • Sprinkling and irrigation
  • Pressure boosting
  • Pumping water in industrial applications and for water control
  • Utilisation of geothermal energy
  • Utilisation in offshore areas
  • Special features / product benefits

    <list type="bulleted">

  • For drinking water supply / general water supply from boreholes and rainwater storage tanks
  • Process water supply
  • Municipal water supply
  • Sprinkling and irrigation
  • Pressure boosting
  • Pumping water in industrial applications and for water control
  • Utilisation of geothermal energy
  • Utilisation in offshore areas
  • Technical data

    • Mains connection: 3~400 V, 50 Hz
    • Immersed operating mode: S1
    • Max. fluid temperature (higher temperatures on request):

      • NU 5... / NU 6… / NU 7… / NU 811 = 30 °C
      • NU 801 / NU 9... / NU 12.. / NU 16… / U… = 20 °C

    • Minimum motor flow:

      • NU 5... / NU 7... = 0.16 m/s
      • NU 611 = 0.1 - 0.5 m/s
      • NU 811 = 0.5 m/s
      • NU 801 / NU 9... / NU 12… / NU 16… / U... = 0.1 m/s

    • Max. sand content: 35 g/m3
    • Max. number of starts: 10/h
    • Max. immersion depth:

      • NU 5…, NU 7…= 350 m
      • NU 611, NU 811 = 100 m
      • Remaining motors = 300 m

    • Protection class: IP 68
    • Control range for frequency converter:

      • NU 5... / NU 6… / NU 7… / NU 811 / U 21… = 30-50 Hz
      • NU 801 / NU 911 / NU 12… / NU 16… (2-pole) = 25-50 Hz
      • NU 801 / NU 911 / NU 12… / NU 16… (4-pole) = 30-50 Hz

    Wilo-EMU 6"
    EMU 6"

    Design

    Multistage 6” submersible pump in tie rod version for vertical and horizontal installation

    Application

    <list type="bulleted">

  • Process water supply from boreholes and rainwater storage tanks
  • Municipal water supply
  • Sprinkling and irrigation
  • Pressure boosting
  • Pumping of water in industrial applications and water control
  • Operation of fountains
  • Pumping of water without long-fibre and abrasive constituents
  • Special features / product benefits

    <list type="bulleted">

  • Process water supply from boreholes and rainwater storage tanks
  • Municipal water supply
  • Sprinkling and irrigation
  • Pressure boosting
  • Pumping of water in industrial applications and water control
  • Operation of fountains
  • Pumping of water without long-fibre and abrasive constituents
  • Technical data

    • Minimum Efficiency Index (MEI) to ≥ 0.7

    • Mains connection: 3~400 V, 50 Hz
    • Submerged operating mode: S1
    • Max. fluid temperature: 30 °C, higher temperature upon request
    • Minimum flow rate at motor:

      • NU 4… = 0.1 m/s
      • NU 5... = 0.16 m/s
      • NU 6… = 0.1 ‐ 0.5 m/s

    • Max. sand content: 35 g/m3
    • Max. number of starts: 20/h
    • Max. submersion depth:

      • NU 4…, NU 5…= 350 m
      • NU 611 = 100 m

    • Protection class: IP 68
    • Control range for frequency converter: 30-50 Hz
    Wilo-EMU 8"
    EMU 8"

    Design

    Multistage 8” submersible pump in sectional construction for vertical and horizontal installation

    Application

    <list type="bulleted">

  • For drinking water supply / general water supply from boreholes and rainwater storage tanks
  • Process water supply
  • Municipal water supply
  • Sprinkling and irrigation
  • Pressure boosting
  • Pumping water in industrial applications and water control
  • Utilisation of geothermal energy
  • Utilisation in offshore areas
  • Special features / product benefits

    <list type="bulleted">

  • For drinking water supply / general water supply from boreholes and rainwater storage tanks
  • Process water supply
  • Municipal water supply
  • Sprinkling and irrigation
  • Pressure boosting
  • Pumping water in industrial applications and water control
  • Utilisation of geothermal energy
  • Utilisation in offshore areas
  • Technical data

    • Mains connection: 3~400 V, 50 Hz
    • Immersed operating mode: S1
    • Max. fluid temperature (higher temperatures on request):

      • NU 4... / NU 5... / NU 6… / NU 7… / NU 811 = 30 °C
      • NU 801 = 20 °C

    • Minimum motor flow:

      • NU 4… / NU 801 = 0.1 m/s
      • NU 5... / NU 7... = 0.16 m/s
      • NU 611 = 0.1 - 0.5 m/s
      • NU 811 = 0.5 m/s

    • Max. sand content: 35 g/m3
    • Max. number of starts: 10‐20/h (depending on type)
    • Max. immersion depth:

      • NU 4…, NU 5… NU 7… = 350 m
      • NU 611, NU 811 = 100 m
      • NU 801 = 300 m

    • Protection class: IP 68
    • Control range for frequency converter:

      • NU 4... / NU 5... / NU 7… / NU 611 / NU 811 = 30-50 Hz
      • NU 801 = 25-50 Hz

    Wilo-EMU polder pumps
    EMU polder pumps

    Design

    Multistage submersible pump as polder pump for vertical installation

    Application

    <list type="bulleted">

  • Potable and process water from tanks or shallow bodies of water
  • Municipal water supply
  • Sprinkling and irrigation
  • Lowering the water level
  • Industrial applications
  • Utilisation of geothermal energy
  • Utilisation in offshore areas
  • Special features / product benefits

    <list type="bulleted">

  • Potable and process water from tanks or shallow bodies of water
  • Municipal water supply
  • Sprinkling and irrigation
  • Lowering the water level
  • Industrial applications
  • Utilisation of geothermal energy
  • Utilisation in offshore areas
  • Technical data

    • Mains connection: 3~400 V, 50 Hz
    • Fluid temperature: 20 °C, higher temperatures on request
    • Minimum flow across outside shroud: not necessary
    • Max. sand content: 35 g/m3
    • Max. number of starts: 10/h
    • Protection class: IP 68
    • Control range for frequency converters:

      • 2-pole: 25-50 Hz
      • 4-pole: 30-50 Hz

    Wilo-Sub TWI 10
    Sub TWI 10

    Design

    Multistage 10" submersible pump in tie strap version for vertical or horizontal installation

    Application

    <list type="bulleted">

  • For water and drinking water supply from boreholes and rainwater storage
  • Process water supply
  • For municipal water supply, sprinkling and irrigation
  • Pressure boosting
  • Lowering the water level
  • For pumping water in industrial applications
  • For pumping water without long-fibre and abrasive constituents
  • Special features / product benefits

    <list type="bulleted">

  • For water and drinking water supply from boreholes and rainwater storage
  • Process water supply
  • For municipal water supply, sprinkling and irrigation
  • Pressure boosting
  • Lowering the water level
  • For pumping water in industrial applications
  • For pumping water without long-fibre and abrasive constituents
  • Technical data

    • Mains connection: 3~400 V, 50 Hz
    • Immersed operating mode: S1
    • Fluid temperature:

      • Hermetically cast motors: 3-20 °C or 3-30 °C (depending on type)
      • Rewindable motors: 3-30 °C (depending on type)

    • Minimum motor flow: 0.1-0.5 m/s (depending on type)
    • Max. sand content: 50 g/m3
    • Max. number of starts: 10‐20/h (depending on type)
    • Max. immersion depth: 100 - 350 m (depending on type)
    • Protection class: IP 68
    • Pressure connection: Rp 6
    Wilo-Sub TWI 6
    Sub TWI 6

    Design

    Multistage 6" submersible pump in tie strap version for vertical or horizontal installation

    Application

    <list type="bulleted">

  • For water and drinking water supply from boreholes and rainwater storage tanks
  • Process water supply
  • For municipal water supply, sprinkling and irrigation
  • Pressure boosting
  • Lowering the water level
  • For pumping water in industrial applications
  • For pumping water without long-fibre and abrasive constituents
  • Special features / product benefits

    <list type="bulleted">

  • For water and drinking water supply from boreholes and rainwater storage tanks
  • Process water supply
  • For municipal water supply, sprinkling and irrigation
  • Pressure boosting
  • Lowering the water level
  • For pumping water in industrial applications
  • For pumping water without long-fibre and abrasive constituents
  • Technical data

    • Minimum Efficiency Index (MEI) ≥ 0.4

    • Mains connection: 3~400 V, 50 Hz
    • Submerged operating mode: S1
    • Fluid temperature: 3-30 °C
    • Minimum motor flow:

      • Hermetically cast motors: 0.08 - 0.16 m/s
      • Rewindable motors (SD-R): 0.1-0.5 m/s (depending on type)

    • Max. sand content: 50 g/m3
    • Max. number of starts: 20/h
    • Max. immersion depth:

      • Hermetically cast motors: 350 m
      • Rewindable motors: 100 m

    • Protection class: IP 68
    • Pressure port: Rp 2½ - Rp 3
    Wilo-Sub TWI 8
    Sub TWI 8

    Design

    Multistage 8" submersible pump in tie strap version for vertical or horizontal installation

    Application

    <list type="bulleted">

  • For water and drinking water supply from boreholes and rainwater storage
  • Process water supply
  • For municipal water supply, sprinkling and irrigation
  • Pressure boosting
  • Lowering the water level
  • For pumping water in industrial applications
  • For pumping water without long-fibre and abrasive constituents
  • Special features / product benefits

    <list type="bulleted">

  • For water and drinking water supply from boreholes and rainwater storage
  • Process water supply
  • For municipal water supply, sprinkling and irrigation
  • Pressure boosting
  • Lowering the water level
  • For pumping water in industrial applications
  • For pumping water without long-fibre and abrasive constituents
  • Technical data

    • Mains connection: 3~400 V, 50 Hz
    • Submerged operating mode: S1
    • Fluid temperature:

      • Hermetically cast motors: 3-20 °C or 3-30 °C (depending on type)
      • Rewindable motors (SD-R): 3-30 °C (depending on type)

    • Minimum motor flow: 0.1-0.5 m/s (depending on type)
    • Max. sand content: 50 g/m3
    • Max. number of starts: 10‐20/h (depending on type)
    • Max. immersion depth: 100 - 350 m (depending on type)
    • Protection class: IP 68
    • Pressure port: Rp 5
    Wilo-EMU 10" ... 24"
    EMU 10" ... 24"

    Design

    Multistage 10...24” submersible pump in sectional construction for vertical and horizontal installation

    Application

    <list type="bulleted">

  • For drinking water supply / general water supply from boreholes and rainwater storage tanks
  • Process water supply
  • Municipal water supply
  • Sprinkling and irrigation
  • Pressure boosting
  • Pumping water in industrial applications and for water control
  • Utilisation of geothermal energy
  • Utilisation in offshore areas
  • Special features / product benefits

    <list type="bulleted">

  • For drinking water supply / general water supply from boreholes and rainwater storage tanks
  • Process water supply
  • Municipal water supply
  • Sprinkling and irrigation
  • Pressure boosting
  • Pumping water in industrial applications and for water control
  • Utilisation of geothermal energy
  • Utilisation in offshore areas
  • Technical data

    • Mains connection: 3~400 V, 50 Hz
    • Immersed operating mode: S1
    • Max. fluid temperature (higher temperatures on request):

      • NU 5... / NU 6… / NU 7… / NU 811 = 30 °C
      • NU 801 / NU 9... / NU 12.. / NU 16… / U… = 20 °C

    • Minimum motor flow:

      • NU 5... / NU 7... = 0.16 m/s
      • NU 611 = 0.1 - 0.5 m/s
      • NU 811 = 0.5 m/s
      • NU 801 / NU 9... / NU 12… / NU 16… / U... = 0.1 m/s

    • Max. sand content: 35 g/m3
    • Max. number of starts: 10/h
    • Max. immersion depth:

      • NU 5…, NU 7…= 350 m
      • NU 611, NU 811 = 100 m
      • Remaining motors = 300 m

    • Protection class: IP 68
    • Control range for frequency converter:

      • NU 5... / NU 6… / NU 7… / NU 811 / U 21… = 30-50 Hz
      • NU 801 / NU 911 / NU 12… / NU 16… (2-pole) = 25-50 Hz
      • NU 801 / NU 911 / NU 12… / NU 16… (4-pole) = 30-50 Hz

    Wilo-EMU 6"
    EMU 6"

    Design

    Multistage 6” submersible pump in tie rod version for vertical and horizontal installation

    Application

    <list type="bulleted">

  • Process water supply from boreholes and rainwater storage tanks
  • Municipal water supply
  • Sprinkling and irrigation
  • Pressure boosting
  • Pumping of water in industrial applications and water control
  • Operation of fountains
  • Pumping of water without long-fibre and abrasive constituents
  • Special features / product benefits

    <list type="bulleted">

  • Process water supply from boreholes and rainwater storage tanks
  • Municipal water supply
  • Sprinkling and irrigation
  • Pressure boosting
  • Pumping of water in industrial applications and water control
  • Operation of fountains
  • Pumping of water without long-fibre and abrasive constituents
  • Technical data

    • Minimum Efficiency Index (MEI) to ≥ 0.7

    • Mains connection: 3~400 V, 50 Hz
    • Submerged operating mode: S1
    • Max. fluid temperature: 30 °C, higher temperature upon request
    • Minimum flow rate at motor:

      • NU 4… = 0.1 m/s
      • NU 5... = 0.16 m/s
      • NU 6… = 0.1 ‐ 0.5 m/s

    • Max. sand content: 35 g/m3
    • Max. number of starts: 20/h
    • Max. submersion depth:

      • NU 4…, NU 5…= 350 m
      • NU 611 = 100 m

    • Protection class: IP 68
    • Control range for frequency converter: 30-50 Hz
    Wilo-EMU 8"
    EMU 8"

    Design

    Multistage 8” submersible pump in sectional construction for vertical and horizontal installation

    Application

    <list type="bulleted">

  • For drinking water supply / general water supply from boreholes and rainwater storage tanks
  • Process water supply
  • Municipal water supply
  • Sprinkling and irrigation
  • Pressure boosting
  • Pumping water in industrial applications and water control
  • Utilisation of geothermal energy
  • Utilisation in offshore areas
  • Special features / product benefits

    <list type="bulleted">

  • For drinking water supply / general water supply from boreholes and rainwater storage tanks
  • Process water supply
  • Municipal water supply
  • Sprinkling and irrigation
  • Pressure boosting
  • Pumping water in industrial applications and water control
  • Utilisation of geothermal energy
  • Utilisation in offshore areas
  • Technical data

    • Mains connection: 3~400 V, 50 Hz
    • Immersed operating mode: S1
    • Max. fluid temperature (higher temperatures on request):

      • NU 4... / NU 5... / NU 6… / NU 7… / NU 811 = 30 °C
      • NU 801 = 20 °C

    • Minimum motor flow:

      • NU 4… / NU 801 = 0.1 m/s
      • NU 5... / NU 7... = 0.16 m/s
      • NU 611 = 0.1 - 0.5 m/s
      • NU 811 = 0.5 m/s

    • Max. sand content: 35 g/m3
    • Max. number of starts: 10‐20/h (depending on type)
    • Max. immersion depth:

      • NU 4…, NU 5… NU 7… = 350 m
      • NU 611, NU 811 = 100 m
      • NU 801 = 300 m

    • Protection class: IP 68
    • Control range for frequency converter:

      • NU 4... / NU 5... / NU 7… / NU 611 / NU 811 = 30-50 Hz
      • NU 801 = 25-50 Hz

    Wilo-EMU polder pumps
    EMU polder pumps

    Design

    Multistage submersible pump as polder pump for vertical installation

    Application

    <list type="bulleted">

  • Potable and process water from tanks or shallow bodies of water
  • Municipal water supply
  • Sprinkling and irrigation
  • Lowering the water level
  • Industrial applications
  • Utilisation of geothermal energy
  • Utilisation in offshore areas
  • Special features / product benefits

    <list type="bulleted">

  • Potable and process water from tanks or shallow bodies of water
  • Municipal water supply
  • Sprinkling and irrigation
  • Lowering the water level
  • Industrial applications
  • Utilisation of geothermal energy
  • Utilisation in offshore areas
  • Technical data

    • Mains connection: 3~400 V, 50 Hz
    • Fluid temperature: 20 °C, higher temperatures on request
    • Minimum flow across outside shroud: not necessary
    • Max. sand content: 35 g/m3
    • Max. number of starts: 10/h
    • Protection class: IP 68
    • Control range for frequency converters:

      • 2-pole: 25-50 Hz
      • 4-pole: 30-50 Hz

    Wilo-Sub TWI 10
    Sub TWI 10

    Design

    Multistage 10" submersible pump in tie strap version for vertical or horizontal installation

    Application

    <list type="bulleted">

  • For water and drinking water supply from boreholes and rainwater storage
  • Process water supply
  • For municipal water supply, sprinkling and irrigation
  • Pressure boosting
  • Lowering the water level
  • For pumping water in industrial applications
  • For pumping water without long-fibre and abrasive constituents
  • Special features / product benefits

    <list type="bulleted">

  • For water and drinking water supply from boreholes and rainwater storage
  • Process water supply
  • For municipal water supply, sprinkling and irrigation
  • Pressure boosting
  • Lowering the water level
  • For pumping water in industrial applications
  • For pumping water without long-fibre and abrasive constituents
  • Technical data

    • Mains connection: 3~400 V, 50 Hz
    • Immersed operating mode: S1
    • Fluid temperature:

      • Hermetically cast motors: 3-20 °C or 3-30 °C (depending on type)
      • Rewindable motors: 3-30 °C (depending on type)

    • Minimum motor flow: 0.1-0.5 m/s (depending on type)
    • Max. sand content: 50 g/m3
    • Max. number of starts: 10‐20/h (depending on type)
    • Max. immersion depth: 100 - 350 m (depending on type)
    • Protection class: IP 68
    • Pressure connection: Rp 6
    Wilo-Sub TWI 6
    Sub TWI 6

    Design

    Multistage 6" submersible pump in tie strap version for vertical or horizontal installation

    Application

    <list type="bulleted">

  • For water and drinking water supply from boreholes and rainwater storage tanks
  • Process water supply
  • For municipal water supply, sprinkling and irrigation
  • Pressure boosting
  • Lowering the water level
  • For pumping water in industrial applications
  • For pumping water without long-fibre and abrasive constituents
  • Special features / product benefits

    <list type="bulleted">

  • For water and drinking water supply from boreholes and rainwater storage tanks
  • Process water supply
  • For municipal water supply, sprinkling and irrigation
  • Pressure boosting
  • Lowering the water level
  • For pumping water in industrial applications
  • For pumping water without long-fibre and abrasive constituents
  • Technical data

    • Minimum Efficiency Index (MEI) ≥ 0.4

    • Mains connection: 3~400 V, 50 Hz
    • Submerged operating mode: S1
    • Fluid temperature: 3-30 °C
    • Minimum motor flow:

      • Hermetically cast motors: 0.08 - 0.16 m/s
      • Rewindable motors (SD-R): 0.1-0.5 m/s (depending on type)

    • Max. sand content: 50 g/m3
    • Max. number of starts: 20/h
    • Max. immersion depth:

      • Hermetically cast motors: 350 m
      • Rewindable motors: 100 m

    • Protection class: IP 68
    • Pressure port: Rp 2½ - Rp 3
    Wilo-Sub TWI 8
    Sub TWI 8

    Design

    Multistage 8" submersible pump in tie strap version for vertical or horizontal installation

    Application

    <list type="bulleted">

  • For water and drinking water supply from boreholes and rainwater storage
  • Process water supply
  • For municipal water supply, sprinkling and irrigation
  • Pressure boosting
  • Lowering the water level
  • For pumping water in industrial applications
  • For pumping water without long-fibre and abrasive constituents
  • Special features / product benefits

    <list type="bulleted">

  • For water and drinking water supply from boreholes and rainwater storage
  • Process water supply
  • For municipal water supply, sprinkling and irrigation
  • Pressure boosting
  • Lowering the water level
  • For pumping water in industrial applications
  • For pumping water without long-fibre and abrasive constituents
  • Technical data

    • Mains connection: 3~400 V, 50 Hz
    • Submerged operating mode: S1
    • Fluid temperature:

      • Hermetically cast motors: 3-20 °C or 3-30 °C (depending on type)
      • Rewindable motors (SD-R): 3-30 °C (depending on type)

    • Minimum motor flow: 0.1-0.5 m/s (depending on type)
    • Max. sand content: 50 g/m3
    • Max. number of starts: 10‐20/h (depending on type)
    • Max. immersion depth: 100 - 350 m (depending on type)
    • Protection class: IP 68
    • Pressure port: Rp 5
    Wilo-EMU 10" ... 24"
    EMU 10" ... 24"

    Design

    Multistage 10...24” submersible pump in sectional construction for vertical and horizontal installation

    Application

    <list type="bulleted">

  • For drinking water supply / general water supply from boreholes and rainwater storage tanks
  • Process water supply
  • Municipal water supply
  • Sprinkling and irrigation
  • Pressure boosting
  • Pumping water in industrial applications and for water control
  • Utilisation of geothermal energy
  • Utilisation in offshore areas
  • Special features / product benefits

    <list type="bulleted">

  • For drinking water supply / general water supply from boreholes and rainwater storage tanks
  • Process water supply
  • Municipal water supply
  • Sprinkling and irrigation
  • Pressure boosting
  • Pumping water in industrial applications and for water control
  • Utilisation of geothermal energy
  • Utilisation in offshore areas
  • Technical data

    • Mains connection: 3~400 V, 50 Hz
    • Immersed operating mode: S1
    • Max. fluid temperature (higher temperatures on request):

      • NU 5... / NU 6… / NU 7… / NU 811 = 30 °C
      • NU 801 / NU 9... / NU 12.. / NU 16… / U… = 20 °C

    • Minimum motor flow:

      • NU 5... / NU 7... = 0.16 m/s
      • NU 611 = 0.1 - 0.5 m/s
      • NU 811 = 0.5 m/s
      • NU 801 / NU 9... / NU 12… / NU 16… / U... = 0.1 m/s

    • Max. sand content: 35 g/m3
    • Max. number of starts: 10/h
    • Max. immersion depth:

      • NU 5…, NU 7…= 350 m
      • NU 611, NU 811 = 100 m
      • Remaining motors = 300 m

    • Protection class: IP 68
    • Control range for frequency converter:

      • NU 5... / NU 6… / NU 7… / NU 811 / U 21… = 30-50 Hz
      • NU 801 / NU 911 / NU 12… / NU 16… (2-pole) = 25-50 Hz
      • NU 801 / NU 911 / NU 12… / NU 16… (4-pole) = 30-50 Hz

    Wilo-EMU 6"
    EMU 6"

    Design

    Multistage 6” submersible pump in tie rod version for vertical and horizontal installation

    Application

    <list type="bulleted">

  • Process water supply from boreholes and rainwater storage tanks
  • Municipal water supply
  • Sprinkling and irrigation
  • Pressure boosting
  • Pumping of water in industrial applications and water control
  • Operation of fountains
  • Pumping of water without long-fibre and abrasive constituents
  • Special features / product benefits

    <list type="bulleted">

  • Process water supply from boreholes and rainwater storage tanks
  • Municipal water supply
  • Sprinkling and irrigation
  • Pressure boosting
  • Pumping of water in industrial applications and water control
  • Operation of fountains
  • Pumping of water without long-fibre and abrasive constituents
  • Technical data

    • Minimum Efficiency Index (MEI) to ≥ 0.7

    • Mains connection: 3~400 V, 50 Hz
    • Submerged operating mode: S1
    • Max. fluid temperature: 30 °C, higher temperature upon request
    • Minimum flow rate at motor:

      • NU 4… = 0.1 m/s
      • NU 5... = 0.16 m/s
      • NU 6… = 0.1 ‐ 0.5 m/s

    • Max. sand content: 35 g/m3
    • Max. number of starts: 20/h
    • Max. submersion depth:

      • NU 4…, NU 5…= 350 m
      • NU 611 = 100 m

    • Protection class: IP 68
    • Control range for frequency converter: 30-50 Hz
    Wilo-EMU 8"
    EMU 8"

    Design

    Multistage 8” submersible pump in sectional construction for vertical and horizontal installation

    Application

    <list type="bulleted">

  • For drinking water supply / general water supply from boreholes and rainwater storage tanks
  • Process water supply
  • Municipal water supply
  • Sprinkling and irrigation
  • Pressure boosting
  • Pumping water in industrial applications and water control
  • Utilisation of geothermal energy
  • Utilisation in offshore areas
  • Special features / product benefits

    <list type="bulleted">

  • For drinking water supply / general water supply from boreholes and rainwater storage tanks
  • Process water supply
  • Municipal water supply
  • Sprinkling and irrigation
  • Pressure boosting
  • Pumping water in industrial applications and water control
  • Utilisation of geothermal energy
  • Utilisation in offshore areas
  • Technical data

    • Mains connection: 3~400 V, 50 Hz
    • Immersed operating mode: S1
    • Max. fluid temperature (higher temperatures on request):

      • NU 4... / NU 5... / NU 6… / NU 7… / NU 811 = 30 °C
      • NU 801 = 20 °C

    • Minimum motor flow:

      • NU 4… / NU 801 = 0.1 m/s
      • NU 5... / NU 7... = 0.16 m/s
      • NU 611 = 0.1 - 0.5 m/s
      • NU 811 = 0.5 m/s

    • Max. sand content: 35 g/m3
    • Max. number of starts: 10‐20/h (depending on type)
    • Max. immersion depth:

      • NU 4…, NU 5… NU 7… = 350 m
      • NU 611, NU 811 = 100 m
      • NU 801 = 300 m

    • Protection class: IP 68
    • Control range for frequency converter:

      • NU 4... / NU 5... / NU 7… / NU 611 / NU 811 = 30-50 Hz
      • NU 801 = 25-50 Hz

    Wilo-EMU polder pumps
    EMU polder pumps

    Design

    Multistage submersible pump as polder pump for vertical installation

    Application

    <list type="bulleted">

  • Potable and process water from tanks or shallow bodies of water
  • Municipal water supply
  • Sprinkling and irrigation
  • Lowering the water level
  • Industrial applications
  • Utilisation of geothermal energy
  • Utilisation in offshore areas
  • Special features / product benefits

    <list type="bulleted">

  • Potable and process water from tanks or shallow bodies of water
  • Municipal water supply
  • Sprinkling and irrigation
  • Lowering the water level
  • Industrial applications
  • Utilisation of geothermal energy
  • Utilisation in offshore areas
  • Technical data

    • Mains connection: 3~400 V, 50 Hz
    • Fluid temperature: 20 °C, higher temperatures on request
    • Minimum flow across outside shroud: not necessary
    • Max. sand content: 35 g/m3
    • Max. number of starts: 10/h
    • Protection class: IP 68
    • Control range for frequency converters:

      • 2-pole: 25-50 Hz
      • 4-pole: 30-50 Hz

    Wilo-Sub TWI 10
    Sub TWI 10

    Design

    Multistage 10" submersible pump in tie strap version for vertical or horizontal installation

    Application

    <list type="bulleted">

  • For water and drinking water supply from boreholes and rainwater storage
  • Process water supply
  • For municipal water supply, sprinkling and irrigation
  • Pressure boosting
  • Lowering the water level
  • For pumping water in industrial applications
  • For pumping water without long-fibre and abrasive constituents
  • Special features / product benefits

    <list type="bulleted">

  • For water and drinking water supply from boreholes and rainwater storage
  • Process water supply
  • For municipal water supply, sprinkling and irrigation
  • Pressure boosting
  • Lowering the water level
  • For pumping water in industrial applications
  • For pumping water without long-fibre and abrasive constituents
  • Technical data

    • Mains connection: 3~400 V, 50 Hz
    • Immersed operating mode: S1
    • Fluid temperature:

      • Hermetically cast motors: 3-20 °C or 3-30 °C (depending on type)
      • Rewindable motors: 3-30 °C (depending on type)

    • Minimum motor flow: 0.1-0.5 m/s (depending on type)
    • Max. sand content: 50 g/m3
    • Max. number of starts: 10‐20/h (depending on type)
    • Max. immersion depth: 100 - 350 m (depending on type)
    • Protection class: IP 68
    • Pressure connection: Rp 6
    Wilo-Sub TWI 6
    Sub TWI 6

    Design

    Multistage 6" submersible pump in tie strap version for vertical or horizontal installation

    Application

    <list type="bulleted">

  • For water and drinking water supply from boreholes and rainwater storage tanks
  • Process water supply
  • For municipal water supply, sprinkling and irrigation
  • Pressure boosting
  • Lowering the water level
  • For pumping water in industrial applications
  • For pumping water without long-fibre and abrasive constituents
  • Special features / product benefits

    <list type="bulleted">

  • For water and drinking water supply from boreholes and rainwater storage tanks
  • Process water supply
  • For municipal water supply, sprinkling and irrigation
  • Pressure boosting
  • Lowering the water level
  • For pumping water in industrial applications
  • For pumping water without long-fibre and abrasive constituents
  • Technical data

    • Minimum Efficiency Index (MEI) ≥ 0.4

    • Mains connection: 3~400 V, 50 Hz
    • Submerged operating mode: S1
    • Fluid temperature: 3-30 °C
    • Minimum motor flow:

      • Hermetically cast motors: 0.08 - 0.16 m/s
      • Rewindable motors (SD-R): 0.1-0.5 m/s (depending on type)

    • Max. sand content: 50 g/m3
    • Max. number of starts: 20/h
    • Max. immersion depth:

      • Hermetically cast motors: 350 m
      • Rewindable motors: 100 m

    • Protection class: IP 68
    • Pressure port: Rp 2½ - Rp 3
    Wilo-Sub TWI 8
    Sub TWI 8

    Design

    Multistage 8" submersible pump in tie strap version for vertical or horizontal installation

    Application

    <list type="bulleted">

  • For water and drinking water supply from boreholes and rainwater storage
  • Process water supply
  • For municipal water supply, sprinkling and irrigation
  • Pressure boosting
  • Lowering the water level
  • For pumping water in industrial applications
  • For pumping water without long-fibre and abrasive constituents
  • Special features / product benefits

    <list type="bulleted">

  • For water and drinking water supply from boreholes and rainwater storage
  • Process water supply
  • For municipal water supply, sprinkling and irrigation
  • Pressure boosting
  • Lowering the water level
  • For pumping water in industrial applications
  • For pumping water without long-fibre and abrasive constituents
  • Technical data

    • Mains connection: 3~400 V, 50 Hz
    • Submerged operating mode: S1
    • Fluid temperature:

      • Hermetically cast motors: 3-20 °C or 3-30 °C (depending on type)
      • Rewindable motors (SD-R): 3-30 °C (depending on type)

    • Minimum motor flow: 0.1-0.5 m/s (depending on type)
    • Max. sand content: 50 g/m3
    • Max. number of starts: 10‐20/h (depending on type)
    • Max. immersion depth: 100 - 350 m (depending on type)
    • Protection class: IP 68
    • Pressure port: Rp 5
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    Customer Service

    For all sales and technical queries

    Contact us to discuss any technical assistance you may require together with stock availability, service and training requirements. E-mail sales@wilo.co.uk .

    T +44 (0) 1283 523000

    F +44 (0) 1283 523099

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