GRUNDFOS HYDRO SOLO E CRIE 15-2 is a fully-optimised booster system designed for systems where it is crucial to keep constant pressure. It features constant-pressure control, flow estimation and plug-and-pump installation.


Grundfos Hydro Solo-E booster set is a combined unit consisting of one Variable speed driven pump (CRE) fitted with: isolating valve, non-return valve, inlet and discharge pipe, Discharge pressure transmitter, pressure gauge, diaphragm tank, inlet pressure transmitter, Base frame with vibration dampers and Main power switch.
The Booster system is factory configured and tested ready for constant pressure operation.



Grundfos Booster Pump Suitable for :

  • Water Treatment Fertigation, Chemigation & Dosing
  • Controls & Digital Groundwater Management
  • Drip, Micro Spray & Soaker Hose Irrigation
  • Frost protection
  • Rotor & spray irrigation
  • Livestock & Wildlife Watering
  • Livestock watering with solar solutions
  • Pivot & Lateral Irrigation
  • Agriculture solar solutions
  • Solar boosting and water supply solutions
  • Ground water transfer
  • Commercial heating and water pressure boosting
  • Solar Controls & Digital Water Management
  • Solar Water Treatment Fertigation & Dosing
  • Community water supply, solar solutions
  • Municipal solar solutions
  • Water distribution
  • Wastewater treatment


The system is preconfigured with the following features :

  • Constant pressure control
  • Flow Estimation
  • Dry-running protection
  • Anti-cavitation protection
  • Pump Running / Alarm Output replay configuration

GRUNDFOS BOOSTER PUMP HYDRO SOLO E CRIE 15-2 is fitted with an IEC-flanged three-phase MGE motor with frequency converter and PI-controller integrated in the motor terminal box. No additional motor protection is required as both motor and electronics are protected by integrated overload and temperature protection.
A Graphical display and control panel enables easy monitoring of system performance and setting of control parameters.


  • Liquid:
    Pumped liquid: Water
    Liquid temperature range: 0 .. 60 °C
    Selected liquid temperature: 20 °C
    Density: 998.2 kg/m³
  • Technical:
    Rated flow: 20.5 m³/h
    Rated head: 38.3 m
    Code for shaft seal: HQQE
  • Materials:
    Base: Stainless steel EN 1.4408 AISI 316
    Impeller: Stainless steel EN 1.4301 AISI 304
  • Installation:
    Maximum ambient temperature: 50 °C
    Maximum operating pressure: 10 bar
    Standard for inlet connection: DIN
    Type of inlet connection: DIN
    Type of outlet connection: Rp
    Size of inlet connection: DN 50
    Size of outlet connection: 2 inch
    Flange size for motor: FT130
  • Electrical data:
    Motor type: 100LA
    Rated power – P2: 3 kW
    Mains frequency: 50 / 60 Hz
    Rated voltage: 3 x 380-500 V
    Rated current: 5.80-4.80 A
    Cos phi – power factor: 0.91-0.86
    Rated speed: 360-4000 rpm
    Enclosure class (IEC 34-5): IP55
    Insulation class (IEC 85): F
    Motor No: 99026482
  • Tank:
    Volume of pressure tank: 18 l

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