| 摘要 |
There is provided a system that includes an AC power input port for connection to an AC power line, an AC power output port for providing power from the AC power line, an AC power surge suppression circuit for limiting voltage at the AC power output port, a data port, a capacitive data coupler for coupling a data signal between the AC power input port and the data port, and a data port surge suppression circuit for limiting voltage at the data port.
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