Non self-priming multistage pump

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

• Stainless steel in monobloc design
• Threaded connection
• Single-phase or three-phase AC motor
• Single-phase AC motor equipped with built-in thermal motor protection (with automatic restart)

• Typekey

  Example:	MHI 205-1/E/3-400-50-2-IE3
  MHI	Multistage horizontal high-pressure centrifugal pump
  2	Flow rate in m3/h
  05	Number of impellers
  1	Material1 = 1.4301 (AISI 304)2 = 1.4404 (AISI 316L)
  E	Gasket typeE = EPDMV = FKM (Viton)
  3	1 = 1~ (alternating current)3 = 3~ (three-phase current)
  400	Connection voltage in V
  50	Frequency in Hz
  2	Number of poles
  IE3	IE3 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 265 V (±10 %), 60 Hz (Δ), 400 V (±10 %), 50 Hz (Y) or optionally 460 V (±10 %), 60 Hz (Y);identical motor: 3~220 V (±10 %), 60 Hz (Δ), 380 V (±10 %), 60 Hz (Y);
  • Fluid temperature of -15 to +110 °C
  • Max. operating pressure 10 bar
  • Max. intake pressure of 6 bar
  • Protection class 1~: IPX4; 3~: IP54
  • Nominal diameters of pipe connections: Rp 1, Rp 1 ¼ or Rp 1 ½, depending on type

  Materials

  • Impellers, stage chambers and pump housing made of 1.4301/1.4404 stainless steel
  • Shaft 1.43.01 or 1.4404 stainless steel
  • Seal EPDM (EP 851) / FKM (Viton)
  • Mechanical sealEPDM version: B-carbon/silicon carbideFKM version: Silicon carbide/B-carbon
  • Bearing tungsten carbide/aluminium oxide
  • Pump base aluminium

  Scope of delivery

  • Pump
  • Installation and operating instructions