摘要 |
<p>The tank recovers heat from drain water collected in it, and is equipped with filtration and pumping equipment for the water. The pumping equipment is typically a motor-driven auger (6, 7) mounted in a pipe (4) sloping diagonally upwards from the tank bottom to a point below the level of the inlet to the tank (1). The auger motor can be cut in and out by a level switch, and it is controlled dependent on the flow rate, typically by an electronic unit.</p> |