| 摘要 |
The present invention relates to an arrangement for supplying hot water to smaller dwelling houses and the like connected to a district hot-water network, for heating and consumer purposes. The arrangement includes a heat exchanger (2), a radiator circuit (1), a hot-water tap-off point (7), a cold water inlet (8) and a water heater (10). In accordance with the invention, the heat exchanger comprises at least one three-pipe heat exchanger (2), the pipes (2.1, 2.2, 2.3) of which define an inner tubular channel (40) and two annular channels (17, 18) which extend coaxially with the inner channel, of which channels a first channel is connected to the radiator circuit (1) so as to form a closed circuit, a second channel is connected to the district hot-water network, and a third channel, whose inlet is connected to the cold water inlet (8), is connected to the hot water tap-off point (7) via the water heater (10). |
