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Wilo-Sub TWU 3 Plug & Pump

Series description

Design

Water-supply unit with submersible-motor pump, control and complete accessories.

Application

Water-supply unit for

  • Water supply from boreholes, wells and rainwater storage
  • Domestic water supply, sprinkling and irrigation
  • For pumping water without long-fibre and abrasive constituents

Type key

E.g.Wilo-Sub TWU 3-0115-P&P/FC
TWUSubmersible pump
3Diameter of the hydraulic unit in inches ["]
01Rated volume flow [m3/h]
15Number of hydraulic stages
P&PPlug & Pump system
FCVersion
FC = Sub I package with HiControl 1
DS = Sub II package with pressure switching

Special features/product advantages

  • Easy installation due to preinstalled and pre-wired components
  • Parts that come in contact with fluids are corrosion-free
  • Integrated non-return valve

Technical data

  • Mains connection: 1~230 V, 50 Hz
  • Immersed operating mode: S1
  • Fluid temperature: 3-35 °C
  • Minimum flow rate at motor: 0.08 m/s
  • Max. sand content: 50 g/m3
  • Max. number of starts: 30 /h
  • Max. immersion depth: 27 m
  • Protection class: IP 58
  • Pressure connection: Rp 1

Equipment/function

  • Multistage submersible-motor pump with radial impellers
  • Integrated non-return valve
  • NEMA coupling
  • Single-phase motor
  • Thermal motor protection

Materials

  • Hydraulic housing: 1.4301 stainless steel
  • Impellers: polycarbonate
  • Hydraulics shaft: 1.4104 stainless steel
  • Motor housing: 1.4301 stainless steel
  • Motor shaft: 1.4305 stainless steel

Description/design

Submersible-motor pump for vertical or horizontal installation.

Hydraulics

Multistage submersible-motor pump with radial impellers with sectional construction. Integrated non-return valve. All parts in contact with the fluid are made of corrosion-free materials.

Motor

Corrosion-free single-phase motor for direct starting, rewindable, oil-filled, self-lubricating bearings.

Cooling

The motor is cooled by the fluid. The motor must always be immersed when operated. The limit values for maximum fluid temperature and minimum flow velocity must be adhered to. Vertical installation is possible with or without cooling jacket. Cooling jacket is required for horizontal installation.

Configuration

  • No suction mode is possible with these units!
  • The unit must be fully immersed in water during operation.

Scope of delivery

Wilo Plug & Pump Sub‐I package for garden irrigation of private greenery in the domestic sector:

  • Fully mounted
  • 30 m connection cable approved for drinking water (cross-section: 4x1.5 mm2)
  • Switchbox with capacitor, thermal motor protection and On/Off switch
  • Wilo-HiControl 1 (FC); automatic flow monitor and pressure controller with integrated dry-running protection
  • 30 m guy cable
  • Installation and operating instructions

Wilo Plug & Pump Sub‐II package for self-sufficient water supply in single-family and multi-family houses:

  • Fully mounted
  • 30 m connection cable approved for drinking water (cross-section: 4x1.5 mm2)
  • Switchbox with capacitor, thermal motor protection and On/Off switch
  • Wilo pressure switching 0 – 10 bar, including 18 l diaphragm expansion tank, manometer, shut-off device and pressure switch
  • 30 m guy cable
  • Installation and operating instructions

Options

  • Motor versions for 3~230 V, 50 Hz; 1~230 V, 60 Hz; 3~380 V, 60 Hz

Duty chart

Duty chart

Product

Design

NEMA connection

Standardised connection

-

Integrated non-return valve

Without non-return valve

-

AC motor

Three-phase motor

-

Direct activation

Star-delta activation

-

FC operation

Motor with cast stator

-

Rewindable motor

Oil motor filling

Water-glycol motor filling

-

Drinking water motor filling

-

Hydraulics/motor preassembled

Application

Horizontal installation

Vertical installation

Equipment/function

Motor temperature monitoring, PT100

-

PTC motor temperature monitoring

-

Capacitor box for 1~230 V

Dry-running protection

-

Integrated lightning protection

-

Accessories

Bearing brackets for horizontal installation

-

Cooling jacket

º

Non-return valve

-

Pressure shroud

-

Materials

Pump housing

Stainless steel

Pump housing (special version)

Impeller

Plastic

Impeller (special version)

Motor housing

Stainless steel

Motor housing (special version)

Downloads

Certification Booklet Wilo-Sub TWU 3

Article Number 6080452
Edition 1608
Version number 01
Page format A4
Number of pages 11

PDF (514 kB)

Download

General overview

Edition 2017
Page format A4
Number of pages 72

PDF (46 MB)

Download

Wilo-Sub TWU 3…, TWU 3-…-P&P

Article Number 2059966
Edition 1110
Version number 02
Page format A4
Number of pages 28

PDF (554 kB)

Download

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PDF: Wilo-Sub TWU 3 Plug & Pump

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