Plumbing Pumps Wilo Pumpar & Tillbehör Star-Z
Wilo Star-Z 20/5-150, Circulation Pump

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Wilo Star-Z 20/5-150, Circulation Pump

Wet circulation pump equipped with 3-speed motor, intended for domestic hot water, anti-blocking motor.

Description

This circulation pump is only intended for tap water. VVC pump, wet motor pump with manual speed changeover in three stages for pipe fitting. Anti-blocking motor. Pump housing in bronze, impeller made of fiberglass reinforced plastic, shaft in ceramic with plastic impregnated graphite sliding bearings.

Hydraulic Data

  • Maximum operating pressure PN: 10 bar
  • Call height max. H Qmin: 5.2 m
  • Flow max. Qmax: 4.4 m³/h
  • My. medium temperature Tmin: 2 °C
  • Max. medium temperature Tmax: 65 °C
  • Max. ambient temperature Tmax: 40 °C
  • Max. permissible degree of hardness in the VVC system: 3.21mmol/l (18°dH)

Engine Data

  • Mains connection: 1~230 V, 50Hz
  • Rated power P2: 38 kW
  • Rated current IN: 0.4 A
  • RPM max. nmax: 1900 rpm
  • Power consumption P1 max: 93 W
  • Interference emission: EN 61000-6-3
  • Interference stability: EN 61000-6-2
  • Protection class motor: IP44
  • Insulation class: F
  • Cable gland: 1xPG11

Material

  • Pump housing: Bronze, CC499K
  • Impeller: PPE-GF30
  • Shaft: Oxidized ceramic
  • Material bearing: Carbon, plastic impregnated

Installation Dimensions

  • Pipe connection on the suction side: G 1¼
  • Pipe connection on the pressure side: G 1¼
  • Construction length l0: 150mm

Measure

  • Length: 130 mm
  • Height: 101 mm
  • Width: 150 mm

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