Glanded pump in in-line design with flange connection


For pumping hot water without abrasive matter in closed industrial circulation systems, district heating, closed heating systems, etc.

Type key

Example IPH‐W 65/125‐1.1/4
IPH‐W In-line pump for hot water applications
65 Nominal diameter DN of the pipe connection
125 Impeller diameter
1,1 Nominal motor power P2 in kW
4 Number of poles

Special features/product advantages

  • Self-cooled mechanical seal, independent of direction of rotation
  • Great variety of applications due to a wide fluid temperature range without additional wearing parts

Technical data

  • Permissible temperature range ‐10 °C to +210 °C at max. 23 bar
  • Mains connection 3~400 V, 50 Hz (others on request)
  • Protection class IP 55
  • Nominal diameter DN 20 to DN 80


Single-stage, low-pressure centrifugal pump in in-line design with

  • Mechanical seal
  • Flange connection
  • Lantern
  • Motor with special shaft


  • Pump housing: Cast steel 1.0625
  • Lantern: EN-GJS-400-15
  • Impeller: EN-GJL-250
  • Shaft: Stainless steel 1.4005
  • Mechanical seal: AQ1EGG; other mechanical seals on request

Scope of delivery

  • Pump
  • Installation and operating instructions
  • Prewelding counter flanges
  • Flange seals


  • PTC thermistor sensors, PTC resistor tripping relays, special motors

General notes - ErP (ecological design-) directive

  • This series is not subject to the Ecodesign Directive for water pumps, as it was especially designed for high-temperature applications over 120° C.
  • Information on benchmark efficiency is available atwww.europump.org/efficiencycharts