| 摘要 |
PROBLEM TO BE SOLVED: To provide a monitor screen trigger system of a power grid protection relay unit, capable of constructing following the same procedure a monitor screen for a grid condition information of a protection relay unit. SOLUTION: A plurality of protective relay units are installed in a power grid and store a grid condition information. A Web server is mounted on each of a plurality of protection relay units, a unit managing means stores the address information of a plurality of protection relay units, and a Web browser establishes connection with the Web server via a communication line. A display unit displays the grid condition information. The unit managing means sets the address information, corresponding to a protective relay unit in the Web browser to display the grid condition information. The Web browser connects to the Web server, to acquire the grid condition information stored in the protection relay unit, and constructs a monitor image for the grid condition information on the display unit. COPYRIGHT: (C)2004,JPO
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