| 摘要 |
PROBLEM TO BE SOLVED: To provide a protection relay device capable of relieving a burden of maintenance/operation personnel and achieving high working efficiency.SOLUTION: The protection relay device 2A includes: a group data recognition section 12 that recognizes group data indicating a group of target devices each having a settling value to be changed collectively; a settling value data reception section 13 that receives settling value data input through a settling value operation interface; a settling value data storage section 14 that stores the received settling value data; and a settling value data transfer section 15 that transfers the settling value data to another protection relay device belonging to the group on the basis of the group data. |
