Wilo-Helix EXCEL
Series description
Design
Non-self-priming, highly efficient fully stainless-steel high-pressure multistage centrifugal pump with EC motor of energy efficiency class IE5 in accordance with IEC 60034-30-2, in vertical design with integrated high-efficiency drive and in-line connections
Application
- Water supply and pressure boosting
- Industrial circulation systems
- Process water
- Closed cooling circuits
- Washing systems
- Irrigation
Type key
| Example: | Helix EXCEL 110-02/02-1/A3/E/KS | |
| HelixEXCEL | Vertical high-pressure multistage centrifugal pump in in-line design (electronically controlled) | |
| 110 | Flow rate in m3/h | |
| 02 | Number of impellers | |
| 2 | Number of trimmed impellers | |
| 1 | Pump material | |
| 1 = | Pump housing 1.4301 (AISI 304) Hydraulics 1.4307 (AISI 304L); Baseplate EN-GJL 250, cataphoretic coated; [only Helix EXCEL 16.. and smaller] | |
| 2 = | Pump housing 1.4404 (AISI 316L) Hydraulics 1.4404 (AISI 316L) Baseplate EN-GJL 250, cataphoretic coated | |
| A3 | Flange design | |
| A3 = | ANSI flange 300lbOptional and available upon request | |
| O = | flanges with Female NPT counter flanges | |
| P= | Victaulic connection | |
| E | Gasket type | |
| E= | EPDM | |
| V= | FKM | |
| K | Cartridge mechanical seal | |
| S | The coupling guard is on a line with suction and discharge ports of the pump | |
Equipment/function
- Impellers, diffusors and stage housings made of corrosion-resistant material
Materials
Helix EXCEL 10, 20, 30, 50, 80:
Standard version
- Impellers, stage housings and diffusors of stainless steel AISI304L
- Pump housing of stainless steel AISI304
- Base plate and lantern of cataphoresis-coated grey cast iron EN-GJL 250
- Shaft of stainless steel AISI304 or AISI318 LN (depending on version)
- Sleeve under the mechanical seal AISI316L
- O-ring of EPDM (FKM gasket on request)
- Jacket pipe of stainless steel AISI 304
For aggressive media
- Impellers, stage housings and diffusors of stainless steel AISI316L
- Pump housing of stainless steel AISI316L
- Shaft of stainless steel AISI316L or AISI318 LN (depending on version)
- Sleeve under the mechanical seal AISI316L
- O-ring of FKM (EPDM gasket on request)
- Pump Housing Pipe stainless steel AISI316L
Helix EXCEL 110, 190, 270:
Standard version
- Stage housings, impellers, diffusers of stainless steel AISI304L
- Pump Housing made of stainless steel AISI 304
- Connection flanges: Loose split flanges made of cataphoretic-coated grey cast iron ASTM A 48 Class 35/40
- Shaft of stainless steel AISI431
- Sleeve under the mechanical seal AISI316L
- O-ring of EPDM (FKM gasket on request)
- Pump housing pipe of stainless steel AISI304
For aggressive media
- Stage housings, impellers, diffusors of stainless steel AISI316L
- Pump Housing made of stainless steel AISI 316L
- Connection flanges: Loose split flanges made of cataphoretic-coated grey cast iron ASTM A 48 Class 35/40
- Base plate of stainless steel AISI304
- Shaft of stainless steel AISI316L or AISI318 LN (depending on version)
- Sleeve under the mechanical seal AISI316L
- O-ring of FKM (EPDM gasket on request)
- Pump housing pipe of stainless steel AISI316L
Scope of delivery
- Helix EXCEL high-pressure multistage centrifugal pump
- Installation and operating instructions
Duty chart
Pump curves
