Building Services – Waste Water and Sewage – Drainage / Flood Protection
Design – Non-self-priming, highly efficient vertically mounted multistage fully stainless steel high-pressure centrifugal pump with EC motor with integrated high-efficiency drive and inline connections
Application
- Water supply and pressure boosting
- Industrial circulation systems
- Process water
- Cooling water circulation systems
- Fire extinguishing systems
- Washing systems
- Irrigation
Technical data
- Electrical connection: 3~400 V/480 V (+/-10 %), 50/60 Hz, 3~380 V (+/-10 %), 60 Hz
- Fluid temperature range: -20 to +120 °C with EPDM (-10 to +90 °C with FKM gasket)
- Maximum operating pressure: 16/25 bar
- Protection class: IP55
- Ambient temperature: max. +40°C (extended temperature ranges on request)
- PN25 with round flanges in accordance with ISO 2531 and ISO 7005
- Versions in 1.44xx stainless steel for aggressive fluids
Equipment/function
- Impellers, diffusors and stage housings made of stainless stee
Materials
- Standard version
- Impellers, stage housing and diffusors made of stainless steel 1.4307
- Pump housing made of stainless steel 1.4301.
- Shaft in stainless steel 1.4301 or 1.4462 (depending on model)
- Sleeve underneath the mechanical seal 1.4404
- O-ring made of EPDM (FKM gasket on request)
- Jacket pipe made of stainless steel 1.4301
For aggressive fluids
- Impellers, stage housing and diffusors made of stainless steel 1.4404
- Pump housing made of stainless steel 1.4409.
- Baseplate made of stainless steel 1.4301
- Shaft of stainless steel 1.4404 or 1.4462 (depending on model)
- Sleeve underneath the mechanical seal 1.4404
- O-ring made of EPDM (FKM gasket on request)
- Jacket pipe made of stainless steel 1.4404
Scope of delivery
- Multistage high-pressure centrifugal pump Helix EXCEL
- Installation and operating instructions for Helix EXCEL
- Bolts and gaskets required for counter flange use
