PDF: Wilo-SiBoost Smart Helix EXCEL


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Special features/product advantages
  • Heavy-duty system with Helix EXCEL series stainless steel high-pressure multistage centrifugal pumps with integrated frequency converter from 25 Hz to a maximum 60 Hz
  • High-efficiency EC motor (energy efficiency class IE5 in accordance with IEC 60034-30-2)
  • Pressure-loss optimised overall system with highly efficient pump hydraulics
  • Integrated dry-running detection with automatic deactivation via the motor control electronics
  • Maximum degree of control using the SCe control device with LC display, simple navigation and configuration using rotary knob


Highly efficient water-supply unit (non self-priming) ready for connection with 2 to 4 vertically arranged Helix EXCEL stainless steel high-pressure centrifugal pumps switched in parallel; each pump is equipped with an integrated air-cooled, high-efficiency frequency converter and an EC motor, including Smart Controller SCe. Valves and sensors are protected for safe and reliable installation


  • Fully automatic water supply and pressure boosting in residential, commercial and public buildings, hotels, hospitals, department stores and for industrial systems.
  • Pumping of drinking water, process water, cooling water, fire water (apart from fire-extinguishing systems in accordance with DIN 14462 and with the approval of the local fire safety authorities) or other types of industrial water that do not attack the materials either chemically or mechanically and do not contain abrasive or long-fibre constituents.

Technical data

  • Mains connection 3~400 V ± 10%, 50 Hz; 3~380 V ±10 %, 60 Hz
  • Max. fluid temperature +50 °C (+70 °C optional)
  • Max. ambient temperature 40 °C
  • Operating pressure 16 bar (25 bar optional)
  • Inlet pressure 10 bar
  • Nominal connection diameters on discharge side R 1½" ‐ DN 200
  • Nominal connection diameters on intake side R 1½" - DN 200
  • Speed range 1500-3770 rpm
  • Protection class: IP 54 (SCe control device)
  • Fuse protection on mains side A, AC 3 according to motor power and EVU regulations
  • Approved fluids (other fluids on request):
    • Drinking water and hot water
    • Cooling water
    • Fire water
    Note on fluids: Approved fluids are generally waters which do not attack the materials used, neither chemically nor mechanically, and do not contain any abrasive or long-fibre constituents. System in accordance with DIN 1988 (EN 806)

Type key

Example: Wilo-SiBoost-Smart 3 Helix EXCEL 1005
SiBoost System for pressure boosting in the commercial area
SmartControl device, Smart Controller SCe
3Number of single pumps
Helix EXCELPump series
10Rated volume flow [m3/h] of the single pump
05Number of single pump stages

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