| abstract |
A water supply apparatus is provided that can be continuously operated even when an abnormality occurs in a pressure tank. A water supply device includes a pump for transferring a fluid, a discharge pipe connected to a discharge port of the pump, a plurality of pressure tanks connected to the discharge pipe, and a pump. The pressure detector 17 that detects the pressure on the discharge side of the pump and the control device 4 that controls the operation of the pump 1 are provided. A plurality of on-off valves 8 and 9 are provided between the discharge pipe 2 and the plurality of pressure tanks 3 and 6, respectively. [Selection] Figure 1 |