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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
Economy MHIE

Design

Non-self-priming multistage pump with integrated frequency converter

Application

  • Water supply and pressure boosting
  • Irrigation
  • Heating
  • System industrial equipment: cooling, washing

Equipment/function

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

Typekey

Example:

MHIE 402N-1/E/3-2/M13-2G

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

M13

Only for 1~ (single phase AC)Preset operating mode on deliveryM13 = mode 1 or 3 (manual or remote control)M2 = mode 2 (pressure regulation mode)

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 -15 to +110 °C
  • Max. operating pressure 10 bar
  • Max. inlet pressure 6 bar
  • Protection class IP 54
  • 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 stainless steel 1.4301/1.4404
  • Shaft stainless steel 1.4404
  • Gasket EPDM (EP 851)/FKM (Viton)
  • Mechanical seal B-carbon/tungsten carbide
  • Bearing tungsten carbide
  • Pump base aluminium

Scope of delivery

  • Pump
  • Installation and operating instructions
Documents

Installation and operating instructions

Wilo-Economy MHIE

Article Number 4090996
Edition 1609
Page format A4
Number of pages 21
PDF (1 MB)

Wilo-Economy MHIE

Article Number 4090993
Edition 2021-07
Page format 209.9 x 297.0 mm
Number of pages 150
PDF (10 MB)

General overview

General Overview 2022 - International version

Edition 2022
Page format 209.9 x 297.0 mm
Number of pages 78
PDF (38 MB)

Certificate REACH

REACH Regulation

Edition 2021-05
Page format 209.9 x 297.0 mm
Number of pages 4
PDF (212 KB)