CALEFFI 255 Pump station

Accessory for solar heating system

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Fontaneto d'Agogna, Italy
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255 Pump station


Accessory for solar heating system

Pump station for solar thermal systems, flow and return connection.
Electric supply: 230 V (ac).
Max. working pressure: 10 bar.
Safety relief valve temperature range: -30–160°C.
Safety relief valve setting: 6 bar (for other setting see 253 series.
Max. flow meter temperature: 120°C.
Max. percentage of glycol: 50%.
Consisting of:
- Grundfos Solar 25-120 circulation pump;
- safety relief valve for solar thermal systems 253 series;
- 2 fill/drain cocks with hose connections;
- instrument holder fitting with pressure gauge;
- flow regulator with flow meter;
- deaerator device;
- flow temperature gauge;
- return temperature gauge;
- 2 shut-off valves with check valves;
- pre-formed shell insulation.

Further info from manufacturer on 255 Pump station

Caleffi Solar® Collection by CALEFFI
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