JPS51137847A - An earth trouble detecting apparatus with a detection circuit - Google Patents
An earth trouble detecting apparatus with a detection circuitInfo
- Publication number
- JPS51137847A JPS51137847A JP50061651A JP6165175A JPS51137847A JP S51137847 A JPS51137847 A JP S51137847A JP 50061651 A JP50061651 A JP 50061651A JP 6165175 A JP6165175 A JP 6165175A JP S51137847 A JPS51137847 A JP S51137847A
- Authority
- JP
- Japan
- Prior art keywords
- detecting apparatus
- detection circuit
- trouble detecting
- earth
- earth trouble
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Abstract
PURPOSE: In an earth trouble detecting apparatus operating according to the zerophase voltage introduced by a voltage transformer, the detecting circuit detects any wire snapping of the secondary lead wires of the transformer.
COPYRIGHT: (C)1976,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50061651A JPS51137847A (en) | 1975-05-22 | 1975-05-22 | An earth trouble detecting apparatus with a detection circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50061651A JPS51137847A (en) | 1975-05-22 | 1975-05-22 | An earth trouble detecting apparatus with a detection circuit |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS51137847A true JPS51137847A (en) | 1976-11-29 |
JPS5758852B2 JPS5758852B2 (en) | 1982-12-11 |
Family
ID=13177333
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50061651A Granted JPS51137847A (en) | 1975-05-22 | 1975-05-22 | An earth trouble detecting apparatus with a detection circuit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS51137847A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57145525A (en) * | 1981-02-27 | 1982-09-08 | Tokyo Shibaura Electric Co | Automatic monitoring circuit for ground- fault relay |
-
1975
- 1975-05-22 JP JP50061651A patent/JPS51137847A/en active Granted
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57145525A (en) * | 1981-02-27 | 1982-09-08 | Tokyo Shibaura Electric Co | Automatic monitoring circuit for ground- fault relay |
JPH0216649B2 (en) * | 1981-02-27 | 1990-04-17 | Tokyo Shibaura Electric Co |
Also Published As
Publication number | Publication date |
---|---|
JPS5758852B2 (en) | 1982-12-11 |
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