| 摘要 |
The invention concerns an apparatus (1) treating water for household use comprising a inlet pipe (2), a mechanical filter (3) containing active substances (4), an ultraviolet radiation lamp (5), an expansion tube (6) exposed to said radiation and designed to selectively allow through said radiation, an outlet pipe (7), a pipe network (8), a member (9) placed in the pipe network (8) for circulating water in the apparatus (1), a power supply (10), and a control device (11) operating on the member (9) and the lamp (5) power supply. The invention is characterised in that the control device (11) is connected to a timing element (12) which allows the member (9) to be actuated only after a predetermined time interval during which the lamp (5) is operational.
|
