Wilo-SiFlux
Your advantages
- Rapid, easy installation with pre-installed system. Troubleshooting minimised as a result.
- Energy-saving: Operation in partial load range in accordance with current demand.
- Reliable system thanks to intermatched components.
- Compact design, good accessibility of all components.
- Everything from a single source. Less need for clarification at time of procurement.
Recommended services
Design type
Highly-efficient, fully automatic, ready for connection multi-pump system for high volume flows in heating, cold water and cooling systems. 3 to 4 electronically controlled, glanded in-line pumps connected in parallel from the CronoLine-IL-E series. One of these pumps acts as a standby pump. Incl. Smart Controller SCe.
Application
For pumping heating water (in accordance with VDI 2035), water-glycol mixtures, cooling water and cold water without abrasive substances in heating, cold water and cooling systems.
Equipment/function
- 3-4 pumps per system of the CronoLine-IL-E series, of which 2 or 3 pumps in operation, 1 standby pump
- IE4 motors
- Automatic pump control via Smart Controller SCe
- Parts that come in contact with the fluid are corrosion-resistant
- Base frame made of galvanised steel, with height-adjustable oscillation absorbers for insulation against structure-borne noise
- Steel distributor, corrosion-resistant coating
- Flanges PN 16 to EN 1092-2 on the pressure and suction side for connection to the pipeline system
- Pre-assembled seals on the pressure and suction side
- Shut-off devices on the suction and discharge side
- Non-return valve on the discharge side
- Differential pressure sensor
- Pressure gauge on both pressure and suction side
Typekey
Example: | Wilo-SiFlux-21-IL-E 40/210- 11/2-SC-16-T4 |
SiFlux | Product family |
21 | Version (21= 2+1 pumps: 2 pumps in operation, 1 standby pump) |
IL-E 40/210-11/2 | Electronically controlled type IL-E 2-pole inline pump, nominal diameter of pipe connection DN 40, nominal impeller diameter 210 mm, 1.5 kW rated power P2 |
SC | Switchgear type SC... |
16 | Max. operating pressure in bar |
T4 | 3~400 V, 50 Hz power supply |
Technical data
- Pump type: CronoLine-IL-E
- Number of pumps: 2 + 1 or 3 + 1 (2 or 3 pumps in operation, 1 standby pump each)
- Mains connection: 3~400 V, 50 Hz ±10%
- Motor efficiency class: IE4
- Permitted fluids: Heating water (complying with VDI 2035), water-glycol mixtures, cooling and chilled water (other fluids on request)
- Volume flow: 50 to 490 m3/h
- Delivery head: 55 m
- Storage temperature: -10° C to +50° C
- Perm. ambient temperature: 0° C to +40° C
- Perm. fluid temperature: 0 °C to +100 °C
- Pipe connections manifold: DN 125 to DN 300
- Flanges: PN 16, drilled according to EN 1092-2
- Max. operating pressure: 16 bar
Scope of delivery
- Multi-pump system Wilo-SiFlux
- Wilo-SiFlux installation and operating instructions
- Pump installation and operating instructions
- Switchgear installation and operating instructions

