| 摘要 |
The present invention relates to a device for supplying liquids comprising heating elements (3) heating up said liquids and an electric drive pumping group (101). The characteristic is that the pumping group (101) comprises an intake (102) and at least a first and second intake duct (8a-8b, 8c-8d, 8e-8f), and is further equipped with an impeller (11a,..., 11c), said first and second intake duct (8a-8b, 8c-8d, 8e-8f) being selectively activated according to the direction of rotation of said impeller (11a,..., 11c) of the pumping group (4a,..., 4c).
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