Wilo-Helix VE | Wilo
Your advantages
Wilo-Helix VE

Your advantages

  • Multistage, speed-configurable stainless steel high-efficiency pump with 2D/3D hydraulics and standard motor
  • Optimised design for easy operation, transportation and installation with handles, lantern adjustment and rotatable free flanges
  • User-friendly display with Green Button Technology and full text menu
  • IF plug-in module for quick communication with the BMS
  • Quick maintenance due to innovative cartridge mechanical seal and spacers
  • Lower life cycle costs due to new Helix design

Series description
Wilo-Helix VE

Design

Electronically controlled, non-self-priming high-pressure multistage centrifugal pump in vertical design, with in-line connections

Application

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

Equipment/function

  • Impellers, guide vanes and stage housings made of corrosion-resistant material

Typekey

Example:

Helix VE 202/2-1/16/E/KS/1-230

Helix VE

Vertical high-pressure multistage centrifugal pump in in-line design (electronically controlled)

2

Flow rate in m3/h

02

Number of impellers

2

Number of trimmed impellers (optionally)

1

Pump material

1 = Pump housing 1.4301 (AISI 304) Hydraulics 1.4307 (AISI 304L)

2 = Pump housing 1.4409 (AISI 316L) Hydraulics 1.4404 (AISI 316L)

3 = Pump housing EN-GJL-250 (cataphoretic-coated) Hydraulics 1.4307 (AISI 304L)

4 = Monoblock pump housing EN-GJL-250 (cataphoretic-coated) Hydraulics 1.4307 (AISI 304L); [only Helix VE 22.. and larger]

16

Maximum operating pressure in bar

16 = 16 bar (PN 16 flange)

25 = 25 bar (PN 25 flange)

E

Gasket type E = EPDM V = FKM

K

Cartridge mechanical seal

S

The coupling guard is on a line with suction and discharge ports of the pump

1-230

Only with 1~ (alternating current )

Technical data

  • Electrical connection:
    • 3~ 50 Hz : 400V +/-10%
    • 3~ 60 Hz : 380V +/-10%
    • 3~ 60 Hz : 480V +/-10%
    • 1~ 50 Hz : 230V +/-10%
    • 1~ 60 Hz : 220V +/-6%
  • Fluid temperature range:
    • Helix VE 2 – 16 (EPDM): -30 to 120 °C (130 °C on request)
    • Helix VE 2 – 16 for aggressive media (FKM): -15 to 90 °C
    • Helix VE22 – 52 (EPDM): -20 to 120 °C (130 °C on request)
    • Helix VE22 – 52 for aggressive media (FKM): -15 to 90 °C (-30 to 120 °C with EPDM gasket on request)
  • Max. operating pressure: 16/25 bar
  • Protection class: IP 55
  • Max. ambient temperature:
    • 50°C for 3~
    • 40 °C for 1~
    • Extended temperature ranges on request
  • Available versions:
    • Helix VE 2 – 16: PN 16 with oval flanges, PN 25 with round flanges according to ISO 2531 and ISO 7005 (Victaulic coupling on request)
    • Helix VE 22 – 52: PN 16 and PN 25 with round flanges according to ISO 2531 and ISO 7005

Materials

Helix VE 2, 4, 6, 10, 16:

Standard version

  • Impellers, stage housings and guide vanes made of stainless steel 1.4307 (AISI 304L)
  • Pump housing made of stainless steel 1.4301 (AISI 304)
  • Baseplate and lantern in EN-GJL-250 (cataphoretic coated)
  • Shaft made of stainless steel 1.4301 (AISI 304) or 1.4462 (AISI 318LN) (depending on version)
  • Sleeve under the mechanical seal 1.4404 (316L)
  • O-ring of EPDM (FKM gasket on request)
  • Jacket pipe made of stainless steel 1.4301 (AISI 304)

For aggressive media

  • Impellers, stage housings and guide vane apparatuses made of stainless steel 1.4404 (316L)
  • Pump housing made of stainless steel 1.4404 (316L)
  • Shaft made of stainless steel 1.4404 (316L) or 1.4462 (AISI 318LN) (depending on version)
  • Sleeve under the mechanical seal 1.4404 (316L)
  • O-ring of FKM (EPDM gasket on request)
  • Jacket pipe made of stainless steel 1.4404 (316L)

Helix VE 22, 36, 52:

Standard version

  • Stage housings, impellers, guide vane apparatuses made of stainless steel 1.4307 (AISI 304L)
  • Pump housing made of stainless steel 1.4301 (AISI 304) or cataphoretic-coated grey cast iron EN-GJL 250, loose flanges made of EN-GJS 400 for Helix VE 36-52.
  • Shaft made of stainless steel 1.4057 (AISI 431)
  • Sleeve under the mechanical seal 1.4404 (316L)
  • O-ring of EPDM (FKM gasket on request)
  • Jacket pipe made of stainless steel 1.4301 (AISI 304)

For aggressive media

  • Stage housings, impellers, and guide vane apparatuses made of stainless steel 1.4404 (316L)
  • Pump housing: all parts which come in contact with the media are made of cast stainless steel 1.4409 (316L); loose flanges of cataphoretic-coated grey cast iron EN-GJL 250 for Helix VE 22 / EN-GJS 400 for Helix VE 36-52.
  • Baseplate made of stainless steel 1.4301 (AISI 304)
  • Shaft made of stainless steel 1.4404 (316L) or 1.4462 (AISI 318LN) (depending on version)
  • Sleeve under the mechanical seal 1.4404 (316L)
  • O-ring of FKM (EPDM gasket on request)
  • Pressure shroud made of stainless steel 1.4404 (316L)

Delivery state

  • Helix VE high-pressure multistage centrifugal pump
  • Installation and operating instructions
  • Helix VE 2 – 16 (version PN16 with oval flanges): Counter flanges made of stainless steel with corresponding screws, nuts and gaskets
Downloads

Installation and operating instructions

Wilo-Helix VE 22-36-52

Article Number 4151995
Edition 1601
Page format A4
Number of pages 39
PDF (8 MB)

Wilo-Helix VE 2-4-6-10-6

Article Number 4151993
Edition 1601
Page format A4
Number of pages 38
PDF (7 MB)

General overview (Documents)

General overview 2019 International version

Article Number 2200591
Edition 2018
Page format 209.9 x 297.0 mm
Number of pages 74
PDF (40 MB)

General overview 2021 International version

Article Number
Edition 2020
Page format 209.9 x 297.0 mm
Number of pages 74
PDF (10 MB)

Certificate REACH (Documents)

REACH regulation

Edition 2020-08
Page format 209.9 x 297.0 mm
Number of pages 2
PDF (158 KB)
Product list
Number of results: 186
Product descriptionMains connectionCartridgePump housingImpellerPressure portRated power P2Gross weight, approx. mArticle number