Wilo-Economy MHIE | Wilo
Your advantages
Wilo-Economy MHIE

Your advantages

  • Easy operation and compact design
  • All parts in contact with fluid are made of stainless steel
  • IEC three-phase motor (level IE2) with integrated frequency converter (frequency converter for 3~motors have optional interfaces for bus communication using plug-in IF modules)
  • Full motor protection
  • Drinking water approval (ACS, KTW, WRAS) for all components in contact with the fluid (EPDM version)
Series description

Construction

Non-self-priming multistage pump with integrated frequency converter

Application

  • Water supply and pressure boosting
  • Irrigation
  • Heating
  • In industrial systems: Cooling and washing system

Equipment/function

  • Stainless steel in monobloc design
  • Hydraulics in 1.4301
  • Threaded connection
  • Integrated frequency converter
  • Three-phase version with red-button technology and LCD display for status display
  • Integrated thermal motor protection

Scope of delivery

  • Pump
  • Installation and operating instructions

Type key

Example:

MHIE 402N-1/E/3-2/-2G

MHIE

Multistage horizontal high-pressure centrifugal pump, electronically controlled

4

Volume flow in m3/h

02

Number of impellers

N

IE2 motor

1

Material 1 = 1.4301 (AISI 304) 2 = 1.4404 (AISI 316L)

E

Type of gasket E = EPDM V = FKM (Viton)

3

1 = 1~ (single-phase AC) 3 = 3~ (three-phase AC) ‐ = hydraulics without motor

2

2 poles

2G

Frequency converter, second generation

Technical data

  • Mains connection 1 ~ 230 V (±10 %), 50 Hz or 230 V  (±10 %), 60 Hz
  • Mains connection 3 ~ 400 V  (±10 %), 50 Hz (Y) or 400 V  (±10 %), 60 Hz (Y)
  • Fluid temperature of -15 to +110 °C
  • Max. ambient temperature of 40 °C
  • Max. operating pressure 10 bar
  • Max. inlet pressure 6 bar
  • IP54 protection class
  • Emitted interference according to EN 61000-6-4 (EN 61000-6-3 optionally)
  • Interference resistance in compliance with EN 61000-6-2
  • Nominal diameters of pipe connections on suction side to type Rp 1, Rp 1¼, Rp 1½ or Rp 2
  • Nominal diameters of pipe connections on pressure side to type Rp 1, Rp 1¼ or Rp 1½

Materials

  • Impellers, stage chambers and pump housing made of 1.4301/1.4404 stainless steel
  • 1.4404 stainless steel shaft
  • Seal EPDM (EP 851) / FKM (Viton)
  • Mechanical seal B-carbon/tungsten carbide
  • Bearing of tungsten carbide
  • Pump support foot aluminium
Downloads

General overview (Documents)

General overview 2021 International version

Edition 2020
Page format 209.9 x 297.0 mm
Number of pages 74
PDF (10 MB)

Certificate REACH (Documents)

REACH regulation

Edition 2020-08
Page format 209.9 x 297.0 mm
Number of pages 2
PDF (158 KB)