| 摘要 |
A hot water tapping coil (7) is provided within a vertical container (8) connected to the circuit of a central heatinq boiler (12). Within the container, parallel to the vertical container wall, is an open-topped sleeve (27). Opening through the seleve bottom (28) is a central heating water supply conduit (9). Also connected to the sleeve bottom is a central heating water discharge conduit (25). The sleeve is provided at the other side of the coil to the container wall, and closer the container top. Under the container are the inlet and outlet of the coil. |
