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Wilo-Helix VE

Wilo-Helix VE Image

Non-self priming vertical multistage pump with integral variable speed drive.

 

 

 

 

 

 

 

 

 

 

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

Construction
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

Scope of delivery
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

Technical data
Electrical connection:
3~ 50 Hz : 400V +/-10%
3~ 60 Hz : 380V +/-10%
3~ 60 Hz : 480V +/-10%
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: +40°C (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)

screws, nuts and gaskets

 

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Wilo-Helix VE

Wilo-Helix VE Image

Non-self priming vertical multistage pump with integral variable speed drive.

 

 

 

 

 

 

 

 

 

 

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

Construction
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

Scope of delivery
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

Technical data
Electrical connection:
3~ 50 Hz : 400V +/-10%
3~ 60 Hz : 380V +/-10%
3~ 60 Hz : 480V +/-10%
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: +40°C (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)

screws, nuts and gaskets

 

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