| 摘要 |
PROBLEM TO BE SOLVED: To miniaturize a protection relaying device, to prevent the improper setting of set values, and to allow the protection relaying device to be used for a plurality of unit protection relaying devices with different accommodation relay elements. SOLUTION: This protection relaying device has a plurality of unit protection relaying devices that have a relay body part for judging relay operation to relay elements and an external interface, a setting device that has a relay element selection means for selecting the specific relay element of the specific unit protection relay device in the plurality of devices, a set value setting means for relating the setting value to each relay element of the plurality of devices to the relay element for setting, the storage means of the set setting value, a means for displaying the setting value to the selected relay element, and a means for controlling each means and the transfer of the setting value to the relay body of the specific unit protection relaying device, and a means for connecting the specific unit protection relaying device in the plurality of ones to the setting device via the external interface of the specific unit protection relaying device. |
