Title:
DIFFERENTIAL PROTECTION RELAY
Document Type and Number:
Japanese Patent JPS5245036
Kind Code:
A
Abstract:
PURPOSE: To prevent a misoperation, by such that the relay decision is locked when in a fault other than within the range of protection by aiming the process of CT saturation of the differential protection relay where the differential input from the CT is made the acting force and the input in proportion to the passing current of the CT made the suppressing force.
Inventors:
TSUJIKURA YOUSUKE
EBISAKA TOSHINOBU
EBISAKA TOSHINOBU
Application Number:
JP12159975A
Publication Date:
April 08, 1977
Filing Date:
October 08, 1975
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP
International Classes:
H02H3/28; H02H3/26; H02H7/22; (IPC1-7): H02H3/26; H02H7/22