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Title:
D.C. EARTH PROTECTIVE RELAY
Document Type and Number:
Japanese Patent JPS51134850
Kind Code:
A
Abstract:

PURPOSE: Easily detecting earth branching line by applying and detecting of A.C. signal when the earth fault may be caused in a circuit including plural control circuits branched therein.


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Inventors:
IWAGUCHI SUSUMU
NAKAMURA KOUJI
Application Number:
JP5862475A
Publication Date:
November 22, 1976
Filing Date:
May 19, 1975
Export Citation:
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Assignee:
TORAY INDUSTRIES
International Classes:
H02H7/26; H02H3/16; (IPC1-7): H02H3/16



 
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