A pump group is a device that ensures and regulates the circulation of solar liquid (a mixture of propylene glycol) between solar collectors and the tank. It can be used for both flat solar collectors and vacuum collectors. The group consists of a circulation pump and measuring and regulating devices.
| Parameter | Value |
|---|---|
| Dimensions | 420 x 200 x 150 mm |
| Temperature range | +2°C ÷ 95°C |
| Max. pressure | 6 bar |
| Flow range | 1 - 6 l/min 2 - 12 l/min |
| Manometer range | 1 - 10 bar |
| Thermometer range | 0 - 100°C |
| Connection | GZ 3/4'’ |
| Pump type | Grundfos UPM3 SOLAR 15-75 130 |
| Supply | 230V, 50/60 Hz |
| Pump mounting lenght | 130 mm |
| Fittings material | Brass |
| Insulation material | EPP |
| Gaskets material | EPDM |
| Medium | Mix of propylene glicol dedicated for solar instalation |
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