AT197468B - Residual voltage or residual current protection circuit - Google Patents
Residual voltage or residual current protection circuitInfo
- Publication number
- AT197468B AT197468B AT197468DA AT197468B AT 197468 B AT197468 B AT 197468B AT 197468D A AT197468D A AT 197468DA AT 197468 B AT197468 B AT 197468B
- Authority
- AT
- Austria
- Prior art keywords
- residual
- protection circuit
- current protection
- voltage
- residual current
- Prior art date
Links
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT201698D AT201698B (en) | 1957-03-02 | 1957-11-19 | Station protection circuit with fault voltage impulse release |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT197468T | 1957-03-02 |
Publications (1)
Publication Number | Publication Date |
---|---|
AT197468B true AT197468B (en) | 1958-04-25 |
Family
ID=3667783
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT197468D AT197468B (en) | 1957-03-02 | 1957-03-02 | Residual voltage or residual current protection circuit |
Country Status (1)
Country | Link |
---|---|
AT (1) | AT197468B (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3129277A1 (en) * | 1980-08-21 | 1982-06-24 | Gottfried Prof. Dr. Wien Biegelmeier | Fault current protection switch |
DE3127331A1 (en) * | 1981-07-10 | 1983-02-03 | CMC Carl Maier + Cie AG, 8201 Schaffhausen | Electronic tripping circuit for a delayed fault current protection circuit |
AT383906B (en) * | 1985-04-16 | 1987-09-10 | Cti Ges Zur Pruefung Elektrote | Fault current protection switch for fault change and fault current |
AT387675B (en) * | 1987-04-02 | 1989-02-27 | Cti Ges Zur Pruefung Elektrote | Fault current protection switch with short delay |
AT403534B (en) * | 1991-01-16 | 1998-03-25 | Biegelmeier Gottfried | Residual current device (earth-leakage current circuit breaker) |
DE19739822A1 (en) * | 1997-09-11 | 1999-03-18 | Abb Patent Gmbh | Residual current circuit breaker |
-
1957
- 1957-03-02 AT AT197468D patent/AT197468B/en active
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3129277A1 (en) * | 1980-08-21 | 1982-06-24 | Gottfried Prof. Dr. Wien Biegelmeier | Fault current protection switch |
DE3127331A1 (en) * | 1981-07-10 | 1983-02-03 | CMC Carl Maier + Cie AG, 8201 Schaffhausen | Electronic tripping circuit for a delayed fault current protection circuit |
AT383906B (en) * | 1985-04-16 | 1987-09-10 | Cti Ges Zur Pruefung Elektrote | Fault current protection switch for fault change and fault current |
AT387675B (en) * | 1987-04-02 | 1989-02-27 | Cti Ges Zur Pruefung Elektrote | Fault current protection switch with short delay |
AT403534B (en) * | 1991-01-16 | 1998-03-25 | Biegelmeier Gottfried | Residual current device (earth-leakage current circuit breaker) |
DE19739822A1 (en) * | 1997-09-11 | 1999-03-18 | Abb Patent Gmbh | Residual current circuit breaker |
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