Wilo-Star-RS

Series description

Special features/product advantages

  • Suitable for any installation location with a horizontal shaft; terminal box in 3-6-9-12 o'clock position
  • Three preselectable speed stages for load adjustment
  • Easy and safe installation due to practical wrench attachment point on pump body
  • Simplified electrical installation due to terminal box with removable threaded cable connection that can be used on both sides; quick connection with spring clips

Design type

Glandless circulation pump with threaded connection. Preselectable speed stages for power adjustment

Application

Hot-water heating systems of all kinds, industrial circulation systems, cold water systems and air-conditioning systems

Equipment/function

Operating modes

  • Speed-stage switching

Manual functions

  • Setting of speed stages (3 speed stages)

Equipment

  • Wrench attachment point on pump body
  • Cable lead-in possible on both sides
  • Quick connection with spring clips
  • Blocking current-proof motor

Scope of delivery

  • Pump
  • Seals
  • Installation and operating instructions

Type key

Example:

Wilo-Star-RS 25/4

Star-RS

Standard pump (screw-end pump)

25/

Nominal connection diameter Rp

4

Nominal delivery head [m] at Q = 0 m3/ h

Technical data

  • Permissible temperature range -10°C to +110°C
  • Mains connection 1~230 V, 50 Hz
  • Protection class IP 44
  • Threaded connection Rp ½, Rp 1 or Rp 1¼
  • Max. operating pressure 10 bar

Materials

  • Pump housing: Grey cast iron
  • Impeller: Plastic
  • Shaft: stainless steel
  • Bearing: Carbon, metal impregnated

Downloads

General overview 2018 International version

Article Number 2200591
Edition 2018
Version number 1
Page format 209.9 x 297.0 mm
Number of pages 72

PDF (11 MB)

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Produkti

PDF: Wilo-Star-RS

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