Star-ZD 25/6

Data sheet

Hydraulic data
  • Maximum operating pressure PN
    10 bar
  • Delivery head for Qmin H Qmin
    6.1
  • Max. volume flow Qmax
    9.0
  • Min. fluid temperature Tmin
    2 °C
  • Max. fluid temperature Tmax
    65 °C
  • Min. ambient temperature Tmin
    0 °C
  • Max. ambient temperature Tmax
    40 °C
  • Max. permitted total water hardness
    3.21 mmol/l (18°dH)
Motor data
  • Mains connection
    1~230 V, 50 Hz
  • Rated power P2
    57.0 W
  • Rated current IN
    0.56 A
  • Max. speed nmax
    2700 rpm
  • Power consumption P1 max
    128.0 W
  • Emitted interference
    EN 61000-6-3
  • Interference resistance
    EN 61000-6-2
  • Protection class motor
    IP44
  • Insulation class
    F
  • Threaded cable connection
    1 x PG11
  • Motor protection
    Not required (blocking-current proof)
Materials
  • Impeller
    PPE-GF30
  • Shaft
    Oxide ceramic
  • Bearing
    Carbon, metal-impregnated
Installation dimensions
  • Pipe connection on the suction side RPS
    G 1½
  • Pipe connection on the pressure side RPD
    G 1½
  • Port-to-port length l0
    180 mm
Information for order placements
  • Brand
    Wilo
  • Product description
    Star-ZD 25/6
  • EAN number
    4016322985976
  • Article number
    4111288
  • Net weight, approx. m
    7 kg
  • Gross weight, approx. m
    6.7 kg
  • Length with packaging
    215 mm
  • Height with packaging
    160 mm
  • Width with packaging
    250 mm
  • Packaging property
    Sales packaging
  • Packaging type
    Cardboard box
  • Minimum order quantity
    1

Tender text

This circulation pump is suitable only for drinking water.

Domestic hot water circulation pump, glandless twin-head pump in the same housing with switchover valve, for pipe installation with screwed connection, blocking-current proof motor and manual 3-stage speed connection. Pump housing made of bronze, impeller made of plastic, ceramic shaft, resin-impregnated carbon friction bearings.

Operating data
  • Fluid media
    Water
  • Maximum operating pressure PN
    10 bar
  • Max. permitted total water hardness
    3.21 mmol/l (18°dH)
Motor data
  • Emitted interference
    EN 61000-6-3
  • Interference resistance
    EN 61000-6-2
  • Mains connection
    1~230 V, 50 Hz
  • Power consumption P1 max
    128.0 W
  • Max. speed nmax
    2700 rpm
  • Rated current IN
    0.56 A
  • Protection class motor
    IP44
  • Threaded cable connection
    1 x PG11
Materials
  • Impeller
    PPE-GF30
  • Shaft
    Oxide ceramic
  • Bearing
    Carbon, metal-impregnated
Installation dimensions
  • Pipe connection on the suction side RPS
    G 1½
  • Pipe connection on the pressure side RPD
    G 1½
  • Port-to-port length l0
    180 mm
Information for order placements
  • Brand
    Wilo
  • Product description
    Star-ZD 25/6
  • Net weight, approx. m
    7 kg
  • Article number
    4111288

Dimensions and dimensions drawings

Star RSD

Star RSD
Star RSD

Wiring diagram

Star-E

Star-E

Blocking current-proof motor

Single-phase motor (EM) 2‐pole ‐ 1~230 V, 50 Hz

With built-in capacitor

Star-E

Ordering information

Information for order placements
  • Brand
    Wilo
  • Product description
    Star-ZD 25/6
  • EAN number
    4016322985976
  • Article number
    4111288
  • Gross weight, approx. m
    6.7 kg
  • Net weight, approx. m
    7 kg
  • Overall length L
    180.0 mm
  • Height without packaging H
    158 mm
  • Colour
    Green
  • Packaging property
    Sales packaging
  • Packaging type
    Cardboard box
  • Number per layer
    12
  • Width without packaging L
    211.0 mm
  • Minimum order quantity
    1
  • Pieces per pallet
    60

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Edition 2018-10
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Number of pages 4

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