Wilo-Sub TWU 4-QC
Multistage 4″ submersible pump with quick-connecting cable in a jacketed design for vertical and horizontal installation.
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Description
Multistage 4″ submersible pump with quick-connecting cable in a jacketed design for vertical and horizontal installation.
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Advantages
- Parts that come in contact with fluids are corrosion-free
- Integrated non-return valve
- Low-wearing due to floating impellers
- Maintenance-friendly motor
- Quick and easy extension of motor cable, without dismantling the hydraulics
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Technical Features
Design
Multistage 4″ submersible pump with quick-connecting cable in a jacketed design for vertical and horizontal installation.
Application
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For pumping rainwater and industrial water from boreholes and wells for sprinkling, irrigation and water supply.
Typekey
Example: Wilo-Sub TWU 4.02-07-EM-QC-C TWU Series 4 Diameter of the hydraulic unit in inches [“] 02 Rated volume flow [m3/h] 07 Number of hydraulic stages EM Mains connection: EM = Single-phase current
DM = Three-phase current
QC Version with Quick Connect cable C Series generation Technical Data
- Mains connection: 1~230 V, 50 Hz or 3~400 V, 50 Hz
- Submerged operating mode: S1
- Fluid temperature: 3 – 30 °C
- Minimum flow rate at motor: 0.08 m/s
- Max. sand content: 50 g/m3
- Max. number of starts: 20/h
- Max. immersion depth: 200 m
- Protection class: IP68
- Discharge port: Rp 1¼ – Rp 2
Materials
- Hydraulics housing: 1.4301
- Impellers: Noryl
- Hydraulic shaft: 1.4104
- Motor housing: 1.4301
- Motor shaft: 1.4305
Construction
Submersible pump for vertical or horizontal installation.
Hydraulics
Multistage submersible pump with radial or semi-axial impellers in sectional construction and integrated non-return valve. Discharge port with threaded flange and female thread. All parts that come in contact with the fluid are made of corrosion-free materials.
Motor
Single-phase or three-phase current motor for direct starting. Sealed motor with lacquer-insulated, resin-covered winding, water-glycol filling and self-lubricating motor bearings.
Cooling
- The motor is cooled by the pumped fluid. Always operate the pump in a submerged state.
- Vertical installation is possible with or without cooling jacket.
- Horizontal installation must be performed in conjunction with a cooling jacket.
Accessories
- Cooling shroud
- Diaphragm expansion tank
- Gate valve
- Float switch
- Pressure switch
- Electrode
- Switchgear
- Alarm switchgear
- Casting resin kit
- Connection cable
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