Helix VE
Multistage in-line pump
Energy-saving and demand-driven high-pressure multistage centrifugal pump for large buildings and other fields of application.
- IE5 EC motor and five integrated control modes (dp-v, dp-c, p-c, n-const, PID) ensure high energy efficiency
- Various features provide for a high degree of operational reliability, such as dry-running detection
- Suitable for ambient temperatures of up to 50 °C
- Green Button Technology ensures easy operation
- Proven pump hydraulics made of stainless steel provide a high degree of robustness
- Ready for integration into building automation via analogue or digital interfaces as well as IF modules
Wilo-HELIX VE
Number of results: [47]
Flow rate Q
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Cartridge
Discharge port
Max. operating pressure p
Rated power P2
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Shaft seal
Logos/Certifications
Wilo-Helix VE
Design
Highly efficient, non-self-priming high-pressure multistage centrifugal pump in vertical design with in-line connections. Equipped with electronically controlled EC motor of energy efficiency class IE5 in accordance with IEC 60034-30-2Application
- 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
Type key
Example: | Helix VE 2202/2-1/16/E/KS |
Helix VE | Vertical high-pressure multistage centrifugal pump in in-line design (electronically controlled) |
22 | 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) | |
16 | Maximum operating pressure in bar |
16 = 16 bar + PN 16 flanges (≤ 16 m3/h: oval flanges) | |
25 = 25 bar + PN 25 flanges | |
30 = 30 bar + PN 40 flanges | |
E | Gasket type E = EPDMV = FKM |
K | Cartridge mechanical seal |
Technical data
- Electrical connection:
- 3~ 380 V ... 480 V, ±10 %, 50/60 Hz TN, TT, IT
- Fluid temperature range:
- With EPDM: -30 ... 120 °C (130 °C possible with cartridge and below 16 bar)
- With FKM: -15 ... 90 °C
- Max. operating pressure: 16/25 bar
- IP rating: IP55
- Max. ambient temperature: +50 °C (extended temperature ranges on request)
- Available versions:
- Helix VE 2 – 16: PN 16 with oval flanges, PN 25 with compatible round flanges according to ISO 2531 and ISO 7005 (Victaulic coupling on request)
- Helix VE 22 – 105: PN 16 and PN 25 with round flanges according to ISO 2531 and ISO 7005
Materials
Helix VE 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 made of 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 made 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 vanes made 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 made of FKM (EPDM gasket on request)
- Jacket pipe made of stainless steel 1.4404 (AISI 316L)
Helix VE 22, 36, 52, 80, 105:
Pump material combination 1
- Stage housings, impellers, guide vanes made of stainless steel 1.4307 (AISI 304L)
- Pump housing made of stainless steel 1.4308 (AISI 304), loose flanges made of cataphoretic-coated cast iron EN-GJL 250 or EN-GJS 400
- Shaft made of stainless steel 1.4057 (AISI 431)
- Sleeve under the mechanical seal 1.4404 (AISI 316L)
- O-ring made 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 vanes 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 made of cataphoretic-coated cast iron EN-GJL 250 or EN-GJS 400
- Baseplate made of cataphoretic-coated cast iron
- 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 made of FKM or EPDM
- Pressure shroud made of stainless steel 1.4404 (AISI 316L)
Scope of delivery
- Helix VE high-pressure multistage centrifugal pump
- Installation and operating instructions
- Helix VE 2 – 16 (version PN16 with oval flanges): Cast iron counter flange and corresponding screws, nuts and gaskets
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Datasheet and documentation
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