Plumbing Pumps Grundfos Pump & Tillbehör
Circulation Pump Alpha2 25-60 180, GRUNDFOS 99411175

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Circulation Pump Alpha2 25-60 180, GRUNDFOS 99411175

ALPHA2 is a circulation pump intended for heating and air conditioning systems.

Description

ALPHA2 is a circulation pump intended for heating and air conditioning systems. AUTOADAPT continuously adapts the pump to the system requirements for optimal comfort, low energy consumption and easy commissioning.

Specifications

Technically

  • Nominal flow: 1.94 m³/h
  • Nominal pressure : 3.28 m
  • Lifting height max. : 60 dm
  • TF class: 110
  • Approvals : CE,VDE,EAC,RCM,SEPRO
  • Model : E

Material

  • Pump housing : Cast iron EN 1561 EN-GJL-150 ASTM A48M-150B
  • Impeller : Composite PES 30% GF + PESU-GF20%

Installation

  • Ambient temperature range : 0 .. 40 °C
  • Max. operating pressure: 10 bar
  • Connection type : G
  • Size for connection : 1 1/2 inch
  • Pressure step for pipe connection: PN 10
  • Construction length: 180 mm

Liquid

  • Pumped liquid : Water
  • Liquid temperature range: 2 .. 110 °C
  • Liquid temperature during operation : 60 °C
  • Density : 983.2 kg/m³

Electrical data

  • My. absorbed power - P1 : 3W
  • Power input P1 : 34W
  • Mains frequency: 50 / 60 Hz
  • Nominal voltage: 1 x 230 V
  • Max current consumption : 0.04 .. 0.32 A
  • Protection class (EC 34-5) : X4D
  • Insulation class (IEC 85) : F
  • Built-in motor protection : None
  • Thermal protection : ELEC

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