Wilo-Star E 21
Star E 21
Your advantages
- High-efficiency, EC Motor-driven technology
- Differential temperature control
- Auto mode: Automatically adjusts to the system demand
- Three HD modes –proportional control
- Four speed control
- LED display and adjustment buttons for easy set-up and changes
Star E 21 Pump Curve
Application
- Heating and cooling
- Industrial Circulation
- Water/Glycol concentrations up to 50%
- Solar
- Geothermal
Equipment/function
- High-efficiency, EC Motor-driven technology
- Differential temperature control
- Auto mode: Automatically adjusts to the system demand
- Three HD modes –proportional control
- Four speed control
- LED display and adjustment buttons for easy set-up and changes
Technical data
- Fluid temperature range: 36°F to 230°F
- Maximum operating pressure: 145 PSI (10 Bar)
- Cast Iron HT200 pump body
- Composite PA66+30%GF impeller
- Ceramic shaft
Scope of delivery
- Plastic Composite Check Valves (Included but optional)
Installation and operating instructions
Star E 21 IOM
| Number of pages | 10 |
| Language | en |
PDF (1 MB)General overview
Wilo Star E 21 Engineering Specification
| Number of pages | 4 |
| Language | en |
PDF (180 KB)| Product description | Pump connection | Mains connection | Pieces per pallet | Maximum operating pressure PN | Article number | |
|---|---|---|---|---|---|---|
Star E 21 | 3/4"-1.5" Two Bolt Flange | 1~115 V, 60 Hz | 120 | 145 psi | 3351731 |