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Sub TWU 3-0115 (3~400 V, 50 Hz) | Wilo
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Sub TWU 3-0115 (3~400 V, 50 Hz)

Technical data
Tender text

Fully submersible, multistage submersible pump with radial impellers in sectional construction for vertical or horizontal installation, with built-in non-return valve. Corrosion-free single-phase or three-phase AC motor for direct starting, with rewindable oil-filled motor and self-lubricating bearings. The motor is cooled by the fluid. Therefore, the unit must always be operated immersed. Cooling jacket is required for horizontal installation. For pumping water out of boreholes with a maximum immersion depth of 150 m and a max. sand content of 50 g/m³.

Scope of delivery:

  • Hydraulics + motor fully mounted
  • Connecting cable approved for drinking water
  • Single-phase version including switchbox with capacitor, thermal motor protection and On/Off switch
  • Installation and operating instructions
Operating data
Max. delivery head H 45 m
Pipe connection on the discharge side DNd Rp 1
Maximum operating pressure p 40.0 bar
Max. sand content 50 g/m³
Protection class motor IP58
Max. immersion depth 60 m
Min. fluid temperature Tmin 3 °C
Max. fluid temperature Tmax 35 °C
Net weight, approx. m 9 kg
Motor data
Mains connection 3~400 V, 50 Hz
Rated power P2 0.37 kW
Rated speed n 2800 1/min
Rated current IN 2.4 A
Activation type Direct online (DOL)
Max. switching frequency t 30 1/h
Motor diameter DM 72 mm
Min. flow rate at the motor m/s 0.08 m/s
Connection cable length 1.8 m
Cable cross-section 4G1,5 mm²
Pump housing Stainless steel
Motor housing Stainless steel
Shaft Stainless steel
Impeller PC
Ordering information
Net weight, approx. m 9 kg
Brand Wilo
Product description Sub TWU 3-0115 (3~400 V, 50 Hz)
Article number 4090892

Certificate REACH (Documents)

REACH Regulation

Edition 2021-05
Page format 209.9 x 297.0 mm
Number of pages 4
PDF (212 KB)