| 摘要 |
The invention relates to a protective device for fastening an electric wire provided with a plug, the plug of which having a specific shape especially for connecting it to a corresponding socket (100, 301, 302) in the power supply system or data transmission network. The protective device comprises a socket (102, 200, 303, 304, 400) separated from the power supply system and the data transmission networks, in which the shape (103, 104, 402, 403) corresponds to the shape of the said plug. The plug may most preferably be connected to a socket separated from the power supply system or the data transmission networks substantially in a similar way than to a socket in the power supply system or data transmission network. |
