Wilo-Sub TWU 4 Plug & Pump
Water-supply unit with all the accessories necessary for domestic water supply.
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Description
Water-supply unit with all the accessories necessary for domestic water supply.
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Advantages
- Easy installation due to preinstalled and pre-wired components
- Parts that come in contact with fluids are corrosion-free
- Integrated non-return valve
- Low-wearing due to floating impellers
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Technical Features
Design
Water-supply unit with submersible pump, control and complete accessories.
Application
- For pumping rainwater and industrial water from boreholes and wells for sprinkling, irrigation and water supply.
Typekey
Example: Wilo-Sub TWU 4.04-05-EM-C-PnP/FC TWU Series 4 Diameter of the hydraulic unit in inches [“] 04 Rated volume flow [m3/h] 05 Number of hydraulic stages EM Mains connection: - EM = Single-phase current
- DM = Three-phase current
C Series generation PnP Plug & Pump water supply system FC Version: - FC = Package Sub-I with HiControl 1
- DS = Sub-II package with pressure switching
Technical Data
- Mains connection: 1~230 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: 27 m
- Protection class: IP68
- Discharge port: Rp 1¼
Equipment/function
Wilo-Plug & Pump package Sub-I (1/FC)
- Integrated non-return valve
- On/off switch
- Thermal motor protection
- Wilo-HiControl 1 for automatic flow and pressure monitoring with integrated dry-running protection
Wilo-Plug & Pump package Sub-II (2/PS)
- Integrated non-return valve
- On/off switch
- Thermal motor protection
- Wilo pressure switching 0 – 10 bar, including 18 l diaphragm expansion tank, manometer, shut-off device and pressure switch for automatic control
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 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 shrouds
- Connection and installation material
- Downloads
