Wilo-Economy MHIL

Special features/product advantages

  • IE3 IEC three-phase AC motor (≥ 0.75 kW)
  • Impellers and stage housing made of stainless steel
  • Pump housing made of EN-GJL-250 cast iron, KTL coating
  • Single-phase and three-phase versions available

Series description

Design

Non-self-priming multistage pump

Application

  • Water supply and pressure boosting
  • Industrial circulation systems
  • Process water
  • Closed cooling circuits
  • Washing systems
  • Irrigation
  • Water treatment

Type key

Example:MHIL 302-E-3-400-50-2-IE3
MHILMultistage horizontal high-pressure centrifugal pump
3Flow rate in m3/h
02Number of impellers
EGasket type
E = EPDM
V = FKM (Viton)
31 = 1~ (alternating current)
3 = 3~ (three-phase current)
400Connection voltage in V
50Frequency in Hz
2Number of poles
IE3IE3 motor

Technical data

  • Mains connection 1~230 V (±10 %), 50 Hz or optionally 220 V (±10 %), 60 Hz
  • Mains connection 3~230 V (±10 %), 50 Hz (Δ) or optionally 220 V (±10 %), 50 Hz (Δ), 400 V (±10 %), 50 Hz (Y) or optionally 460 V (±10 %), 60 Hz (Y)
  • Fluid temperature of -15 to +90 °C
  • Max. operating pressure 10 bar
  • Max. inlet pressure of 6 bar
  • Protection class 1~: IP X4; 3~: IP 54
  • Nominal diameters of pipe connections on pressure side: Rp 1 or Rp 1 ¼, depending on type
  • Nominal diameters of pipe connections on suction side Rp 1, Rp 1 ¼ or Rp 1 ½, depending on type

Equipment/function

  • Pump in monobloc design
  • Threaded connection
  • Single-phase or three-phase motor
  • Single-phase AC motor with integrated thermal motor protection

Materials

  • Impellers of stainless steel 1.4301
  • Stage chambers made of 1.4301 stainless steel
  • Shaft of stainless steel 1.4301 (AISI 304) or 1.4057 (AISI 431 L)
  • EPDM seal
  • Housing cover EN‐GJL‐250 (cataphoretic-coated)
  • Lower housing section EN‐GJL‐250 (cataphoretic-coated)
  • Mechanical seal made of SiC/carbon
  • Bearing of tungsten carbide
  • Pump support foot EN‐GJL‐250 (cataphoretic-coated)

Scope of delivery

  • Pump
  • Installation and operating instructions

Downloads

General overview

Edition 2017
Page format A4
Number of pages 72

PDF (46 MB)

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Wilo-MHIL

Article Number 4088957
Edition 0412
Version number 02
Page format A4
Number of pages 15

PDF (1 MB)

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PDF: Wilo-Economy MHIL

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