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Wilo-Helix V | Wilo
Your advantages
Wilo-Helix V

Your advantages

  • Efficiency-optimised, laser-welded 2D/3D hydraulics, flow and degassing optimised
  • Corrosion-resistant impellers, guide vanes and stage housings
  • Flow and NPSH-optimised pump housing
  • Maintenance-friendly design with particularly robust coupling guard
  • Drinking water approval for pumps with parts that come in contact with the fluid made of stainless steel (EPDM version)
Series description
Helix V

Design

Non-self-priming, high-efficiency multistage high-pressure centrifugal pump in vertical design with in-line connections

Application

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

Equipment/function

  • Corrosion-resistant impellers, guide vanes and stage housings

Typekey

Example:

Helix V 2202/2-1/16/E/X/KS/../400-50

Helix V

Vertical high-pressure multistage centrifugal pump in in-line design

22

Flow rate in m3/h

02

Number of impellers

2

Number of trimmed impellers (optionally)

1

Pump material combination

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

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

4 = Monobloc 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)

30 = 30 bar (PN 40 flange)

E

Gasket type E = EPDMV = FKM

K

Cartridge type mechanical seal

S

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

..

Optional

400

Connection voltage in V

50

Frequency in Hz

Technical data

  • Electrical connection: 3~400 V (±10 %), 50 Hz
    • ≤ 4 kW 230 V/ 400 V; Δ/Y
    • > 4 kW 400 V/ 690 V; Δ/Y
  • Fluid temperature range:
    • Helix V 2 – 16 (EPDM): -30 to 120 °C (130 °C on request)
    • Helix V 2 – 16 for aggressive media (FKM): -15 to 90 °C
    • Helix V22 – 52 (EPDM): -30 to 120 °C (130 °C on request)
    • Helix V22 – 52 for aggressive media (FKM): -15 to 90 °C
  • Max. operating pressure: 16/25/30 bar
  • Protection class: IP 55
  • Max. ambient temperature: +50°C (extended temperature ranges on request)
  • Available versions:
    • Helix V 2 – 16: PN 16 with oval flanges, PN 25/PN 40 with round flanges according to ISO 2531 and ISO 7005 (Victaulic coupling or Triclamp connection on request)
    • Helix V 22 – 52: PN 16/PN 25/PN 40 with round flanges according to ISO 2531 and ISO 7005

Materials

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

Pump material combination 1

  • 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 (AISI 316L)
  • O-ring of EPDM (FKM gasket on request)
  • Jacket pipe made of stainless steel 1.4301 (AISI 304)

Pump material combination 2

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

Helix V 22, 36, 52:

Pump material combination 1

  • Stage housings, impellers, guide vane apparatuses made of stainless steel 1.4307 (AISI 304L)
  • Pump housing made of stainless steel 1.4308 (AISI 304) or cataphoretic-coated grey cast iron EN-GJL 250, loose flanges made of cataphoretic-coated grey cast iron EN-GJL 250 for Helix V 22 / EN-GJS 400 for Helix V 36-52.
  • Shaft made of stainless steel 1.4057 (AISI 431)
  • Sleeve under the mechanical seal 1.4404 (AISI 316L)
  • O-ring of EPDM (FKM gasket on request)
  • Jacket pipe made of stainless steel 1.4301 (AISI 304)

Pump material combination 2

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

Construction

  • The pumps can be adapted to different applications with special mechanical seals (for mixed water & glycol, pure water, aggressive liquids, ...).
  • The Helix series is also available in silicone-free or ATEX versions.
  • The motors can also be customised, e.g. with an overpowered motor, IE4 efficiency, PTC, reinforced external corrosion protection, canopy, anti-condensation heating, specific RAL colour, ...

Scope of delivery

  • Helix V high-pressure multistage centrifugal pump
  • Installation and operating instructions
  • Helix V 2 – 16 (version PN16 with oval flanges): Stainless steel counter flanges with the corresponding screws, nuts and gaskets

Options

Helix V pumps are available on request with various types of mechanical seals such as porous silicon carbide (Q7Q7) for cooling applications with water-glycol mixture or tungsten carbide/silicon carbide (UQ) for water treatment applications with pure water (conductivity below 3 µS/cm).

Helix V 2 ... 52 are available with Victaulic connections, Helix V 2 ... 16 are also available with Tri clamp connections (DIN 32676).

Both stainless steel variants (304 and 316L) can be offered with EPDM or FKM seals.

New IE4 motors in 50 Hz are available on request to save even more energy.

Documents

Installation and operating instructions

Wilo-Helix V, .. FIRST V, ..2.0-VE 2-4-6-10-16

Article Number 4143727
Edition 2023-03
Number of pages 24
Language en
PDF (5 MB)

Wilo-Helix V, FIRST V, 2.0-VE 22-36-52

Article Number 4120943
Edition 02/2022
Number of pages 28
Language en
PDF (7 MB)

Wilo-Helix V ATEX

Article Number 4143727
Edition 2020-10
Number of pages 44
Language ar, cs, de, en, es, fr, it, pl, pt, ru, uk
PDF (4 MB)

Group Statement

Group Statement REACH

Edition 2021-05
Number of pages 5
Language language neutral
PDF (327 KB)

Standard Conformity

Standard Conformity 2223446-02

Number of pages 1
Language language neutral
PDF (331 KB)
Product selection
Number of results: 551
Cartridge
Discharge port
Motor efficiency class
Max. operating pressure p
Rated power P2
0.37 … 37 kW
[551]
Pump housing
Product descriptionCartridgeMotor efficiency classPump housingImpellerDischarge portRated power P2Gross weight, approx. mArticle number
Helix V 202-1/16/E/KS/400-50
Cartridge mechanical seal
IE2
Stainless steel
Stainless steel
G 1
0.37 kW
26 kg
4161704
Helix V 202-1/16/E/S/1-230-50
Standard mechanical seal
IE2
Stainless steel
Stainless steel
G 1
0.37 kW
24.8 kg
4234038
Helix V 202-1/16/E/S/400-50
Standard mechanical seal
IE2
Stainless steel
Stainless steel
G 1
0.37 kW
20.4 kg
4201337
Helix V 202-1/25/E/S/1-230-50
Standard mechanical seal
IE2
Stainless steel
Stainless steel
DN 25
0.37 kW
25.9 kg
4234636
Helix V 202-2/25/V/KS/400-50
Cartridge mechanical seal
IE2
Stainless steel
Stainless steel
DN 25
0.37 kW
27 kg
4161735
Helix V 203-1/16/E/KS/400-50
Cartridge mechanical seal
IE2
Stainless steel
Stainless steel
G 1
0.37 kW
27 kg
4161705
Helix V 203-1/16/E/S/1-230-50
Standard mechanical seal
IE2
Stainless steel
Stainless steel
G 1
0.37 kW
25.3 kg
4234039
Helix V 203-1/16/E/S/400-50
Standard mechanical seal
IE2
Stainless steel
Stainless steel
G 1
0.37 kW
20.8 kg
4201339
Helix V 203-1/25/E/S/1-230-50
Standard mechanical seal
IE2
Stainless steel
Stainless steel
DN 25
0.37 kW
26.3 kg
4234599
Helix V 203-2/25/V/KS/400-50
Cartridge mechanical seal
IE2
Stainless steel
Stainless steel
DN 25
0.37 kW
28 kg
4161736
Helix V 204-1/16/E/KS/400-50
Cartridge mechanical seal
IE2
Stainless steel
Stainless steel
G 1
0.37 kW
27 kg
4161706
Helix V 204-1/16/E/S/1-230-50
Standard mechanical seal
IE2
Stainless steel
Stainless steel
G 1
0.37 kW
25.8 kg
4234040
Helix V 204-1/16/E/S/400-50
Standard mechanical seal
IE2
Stainless steel
Stainless steel
G 1
0.37 kW
21.3 kg
4201341
Helix V 204-1/25/E/S/1-230-50
Standard mechanical seal
IE2
Stainless steel
Stainless steel
DN 25
0.37 kW
26.8 kg
4234600
Helix V 204-2/25/V/KS/400-50
Cartridge mechanical seal
IE2
Stainless steel
Stainless steel
DN 25
0.37 kW
28 kg
4161737
Helix V 205-1/16/E/KS/400-50
Cartridge mechanical seal
IE2
Stainless steel
Stainless steel
G 1
0.55 kW
32 kg
4161707
Helix V 205-1/16/E/S/1-230-50
Standard mechanical seal
IE2
Stainless steel
Stainless steel
G 1
0.55 kW
27.2 kg
4234041
Helix V 205-1/16/E/S/400-50
Standard mechanical seal
IE2
Stainless steel
Stainless steel
G 1
0.55 kW
22.9 kg
4201343
Helix V 205-1/25/E/S/1-230-50
Standard mechanical seal
IE2
Stainless steel
Stainless steel
DN 25
0.55 kW
27.7 kg
4234601
Helix V 205-2/25/V/KS/400-50
Cartridge mechanical seal
IE2
Stainless steel
Stainless steel
DN 25
0.55 kW
33 kg
4161738
Helix V 206-1/16/E/KS/400-50
Cartridge mechanical seal
IE2
Stainless steel
Stainless steel
G 1
0.55 kW
32 kg
4161708
Helix V 206-1/16/E/S/1-230-50
Standard mechanical seal
IE2
Stainless steel
Stainless steel
G 1
0.55 kW
27.6 kg
4234042
Helix V 206-1/16/E/S/400-50
Standard mechanical seal
IE2
Stainless steel
Stainless steel
G 1
0.55 kW
23.3 kg
4201345
Helix V 206-1/25/E/S/1-230-50
Standard mechanical seal
IE2
Stainless steel
Stainless steel
DN 25
0.55 kW
28.1 kg
4234602
Helix V 206-2/25/V/KS/400-50
Cartridge mechanical seal
IE2
Stainless steel
Stainless steel
DN 25
0.55 kW
33 kg
4161739
Helix V 207-1/16/E/KS/400-50
Cartridge mechanical seal
IE2
Stainless steel
Stainless steel
G 1
0.55 kW
33 kg
4161709
Helix V 207-1/16/E/S/1-230-50
Standard mechanical seal
IE2
Stainless steel
Stainless steel
G 1
0.55 kW
28.2 kg
4234043
Helix V 207-1/16/E/S/400-50
Standard mechanical seal
IE2
Stainless steel
Stainless steel
G 1
0.55 kW
23.9 kg
4201347
Helix V 207-1/25/E/S/1-230-50
Standard mechanical seal
IE2
Stainless steel
Stainless steel
DN 25
0.55 kW
29.2 kg
4234603
Helix V 207-2/25/V/KS/400-50
Cartridge mechanical seal
IE2
Stainless steel
Stainless steel
DN 25
0.55 kW
34 kg
4161740
Helix V 208-1/16/E/KS/400-50
Cartridge mechanical seal
IE3
Stainless steel
Stainless steel
G 1
0.75 kW
38 kg
4161710
Helix V 208-1/16/E/S/1-230-50
Standard mechanical seal
IE2
Stainless steel
Stainless steel
G 1
0.75 kW
30.2 kg
4234044
Helix V 208-1/16/E/S/400-50
Standard mechanical seal
IE3
Stainless steel
Stainless steel
G 1
0.75 kW
34.6 kg
4201349
Helix V 208-1/25/E/S/1-230-50
Standard mechanical seal
IE2
Stainless steel
Stainless steel
DN 25
0.75 kW
31.2 kg
4234604
Helix V 208-2/25/V/KS/400-50
Cartridge mechanical seal
IE3
Stainless steel
Stainless steel
DN 25
0.75 kW
40 kg
4161741
Helix V 209-1/16/E/KS/400-50
Cartridge mechanical seal
IE3
Stainless steel
Stainless steel
G 1
0.75 kW
38 kg
4161711
Helix V 209-1/16/E/S/1-230-50
Standard mechanical seal
IE2
Stainless steel
Stainless steel
G 1
0.75 kW
31.6 kg
4234045
Helix V 209-1/16/E/S/400-50
Standard mechanical seal
IE3
Stainless steel
Stainless steel
G 1
0.75 kW
35.1 kg
4201351
Helix V 209-1/25/E/KS/400-50
Cartridge mechanical seal
IE3
Stainless steel
Stainless steel
DN 25
0.75 kW
40 kg
4161712
Helix V 209-1/25/E/S/1-230-50
Standard mechanical seal
IE2
Stainless steel
Stainless steel
DN 25
0.75 kW
32.7 kg
4234605
Helix V 209-2/25/V/KS/400-50
Cartridge mechanical seal
IE3
Stainless steel
Stainless steel
DN 25
0.75 kW
40 kg
4161742
Helix V 210-1/16/E/KS/400-50
Cartridge mechanical seal
IE3
Stainless steel
Stainless steel
G 1
0.75 kW
39 kg
4161713
Helix V 210-1/16/E/S/1-230-50
Standard mechanical seal
IE2
Stainless steel
Stainless steel
G 1
0.75 kW
32.1 kg
4234046
Helix V 210-1/16/E/S/400-50
Standard mechanical seal
IE3
Stainless steel
Stainless steel
G 1
0.75 kW
35.5 kg
4201353
Helix V 210-1/25/E/KS/400-50
Cartridge mechanical seal
IE3
Stainless steel
Stainless steel
DN 25
0.75 kW
41 kg
4161714
Helix V 210-1/25/E/S/1-230-50
Standard mechanical seal
IE2
Stainless steel
Stainless steel
DN 25
0.75 kW
33.1 kg
4234606
Helix V 210-2/25/V/KS/400-50
Cartridge mechanical seal
IE3
Stainless steel
Stainless steel
DN 25
0.75 kW
41 kg
4161743
Helix V 211-1/16/E/KS/400-50
Cartridge mechanical seal
IE3
Stainless steel
Stainless steel
G 1
1.1 kW
41 kg
4161715
Helix V 211-1/16/E/S/1-230-50
Standard mechanical seal
IE2
Stainless steel
Stainless steel
G 1
1.1 kW
34.7 kg
4234047
Helix V 211-1/16/E/S/400-50
Standard mechanical seal
IE3
Stainless steel
Stainless steel
G 1
1.1 kW
36.9 kg
4201355