| 摘要 |
PROBLEM TO BE SOLVED: To enable to switch a power source without stopping the power feed to an electric equipment even for a moment. SOLUTION: A forked alternating current power cable 10, having an equipment side plug part 11 to which, two power cords 14 are wired, and plug parts 12, 13 attached to the terminal part of respective power cords 14, connected to an electric equipment. Electric shock protection structures, respectively covering plug terminals when not used, are arranged to the plug parts 12, 13. At ordinary usage, in order to supply the electricity from commercial power source, the plug part 12 is connected to a plug receptacle 2. In the case of transferring the electric equipment 1, the plug part 13 is connected to an UPS 6, afterwards, the plug part 12 is pulled out from the plug receptacle 2. After the transfer, the plug part 12 is connected to the plug receptacle 2 prepared at the place where the electric equipment is transferred, and the plug part 13 is pulled out from the UPS 6. |
