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Amarex N Submersible motor pump
Submersible motor pump

Amarex N

Vertical single-stage submersible motor pump for wet installation, with cutter (S), free-flow impeller (F) or diagonal single-vane impeller (D), stationary or transportable version. Amarex N pumps are floodable, single-stage, single-entry close-coupled pump sets which are not self-priming. ATEX-compliant version available.
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Main Applications

  • Waste water management
  • Drainage systems
  • Waste water treatment plants
  • Sludge disposal
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Technical Data

  • Max. flow rate190 m3/h
  • Max. head49 m
  • Max. allowed working pressure16 bar
  • Max. allowed fluid temperature40 °C


  • Easy and fast installation/removal with polarised, absolutely watertight cable entry and KSB plug-type connection ensuring correct installation
  • Motor absolutely watertight, also in the event of damage to the cable sheath and core insulation, with individually stripped, tinned and resin-sealed conductors
  • High operating reliability with optimum motor selection for duty cycle S1, thermal class F, explosion-proof variant in "FM/CSA Explosionproof Class I, Division 1, Groups C & D, T4”

Characteristic curves

Material number list – Amarex N

14 products
NameComponent sizeNominal diameter impellerType of ex. protectionMains voltageRated motor power P2Flow rate at BEPHead at BEPWeightMaterial numberPrice
AMAREX N D100-220/044ULG-209100-220209mm79 Kilogram39100368
upon request
AMAREX N D100-220/044ULG-220100-220220mm80 Kilogram39100370
upon request
Amarex N S 32-160/02YLG-16032-160160mm29 Kilogram39100380
upon request
Amarex N S32-160/02YLG-160 20M. Kabel32-160160mm33 Kilogram39190252
upon request
AMAREX N S50-172/002 ULG-12050-172120mmwithout400V1.3kW47 Kilogram39100017
upon request


TitleFormatSizeLast change
Amarex N, 60 Hz, USA (2563.57_US)PDF6.114/19/2021
Amarex N S 32 (2563.51_EN)PDF2.324/19/2021
Amarex N (2563.5_EN)PDF3.234/19/2021
Amarex N, 60 Hz (2563.56_EN)PDF3.244/19/2021
TitleFormatSizeLast change
Amarex N (2563.521_EN)RTF0.14/19/2021
Amarex N S (2563.523_EN)RTF0.14/19/2021

Technical Data

  • FunctionPump
  • Connection typeFlange
  • Drive conceptWith electric actuator
  • Max. flow rate190 m3/h
  • Min. flow rate0.1 m3/h
  • Max. head49 m
  • Min. head0.1 m
  • Mains frequency50 Hz, 60 Hz
  • Mains voltage400 V, 460 V, 3000 V
  • Casing materialEN-GJL-250
  • Nominal pressurePN 16
  • Max. allowed working pressure16 bar
  • Suction behaviourNon-self-priming
  • Max. allowed fluid temperature40 °C
  • Min. allowed fluid temperature0 °C

Sectional Drawings

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