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Wilo UK

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Technical Specification

Fluid temperature (°C) : -30 - +120
Operating pressure (bar) : 16/25
Voltage (V) : 3~400V/480 - 3~380
Frequency (Hz) : 50/60 - 60

Non-self-priming, highly efficient fully stainless-steel high-pressure multistage centrifugal pump with EC motor in vertical design with integrated high-efficiency drive and in-line connections

- Water supply and pressure boosting
- Industrial circulation systems
- Process water
- Cooling water circulation systems
- Fire extinguishing systems
- Washing systems
- Irrigation

Special features / product benefits

- Innovative multistage high-efficiency pump in new Wilo design for maximum efficiencies
- Highly efficient EC motor (efficiency higher than IE4 limit values in accordance with IEC TS 60034-31 Ed.1)
- Efficiency-optimised, laser-welded 2D/3D high-efficiency hydraulics
- Integrated electronic control thanks to the high-efficiency drive with wide control range
- Optional interfaces for BUS communication via plug-in IF-modules
- Simple adjustment due to red-button technology and display
- Choice of various control modes (speed control, constant pressure, and PID).
- The entire Helix series is equipped with a user-friendly X-Seal cartridge mechanical seal (with standard gasket) which allows fast and easy maintenance
- The spacer coupling enables the mechanical seal to be replaced without removing the motor (from 7.5 kW)
- Special, permanently attached lifting eyes for simple pump installation
- Intermediate bearings (Al203/CW) ensure a long service life
- Corrosion-resistant shaft thanks to stainless steel sleeve
- WRAS/KTW/ACS approval for all parts that come in contact with the fluid (EPDM version)

- Additional roller bearing in the lantern for maximum compensation of the hydraulic axial thrust and for use of standard motors.

Technical data

- Electrical connection: 3~400V/480 V (±10 %), 50/60 Hz, 3~380 V (±10 %), 60 Hz
- Fluid temperature range:
- Helix EXCEL 2 – 16 (EPDM): -30 to 120 °C
- Helix EXCEL 2 – 16 (FKM): -15 to 90 °C
- Helix EXCEL22 – 36 (EPDM): -20 to 120 °C
- Helix EXCEL22 – 36 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 EXCEL 2 – 16: PN 16 with oval flanges, PN 25 with round flanges in accordance with ISO 2531 and ISO 7005
- Helix EXCEL 22 – 36: PN 16 and PN 25 with round flanges in accordance with ISO 2531 and ISO 7005

Wilo UK
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Wilo UK Main Contact

Wilo UK
Second Avenue
Centrum 100
Burton upon Trent
DE14 2WJ
United Kingdom

Tel: 01283 523000


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About the Company

Wilo is one of the world’s leading manufacturers of pumps and pump systems for heating, air conditioning and cooling technology, as well as for water supplies and sewage treatment and disposal.
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