Tesy 
Buffer tanks for heating systems with two heat exchangers
V 11/5 S2 400 75 F42 P6
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- Four thermopockets.
- Highly efficient CFC free PU foam insulation.
- Heat exchangers with a large surface.
| Capacity | 388 L |
| Net weight | 98 kg |
| Insulation | 50 mm |
| Heat exchanger surface S1 | 1.65 m² |
| Heat exchanger surface S2 | 0.76 m² |
| Heat exchanger capacity S1 | 10 L |
| Heat exchanger capacity S2 | 4.6 L |
| Heat losses ∆T 45K | 91 W |
| Energy class | C |
| Maximum operational temperature | 95 °C |
| Maximum operational temperature of the heat exchanger | 100 °C |
| Diameter | 750 mm |