IT1072764B - DIFFERENTIAL CURRENT PROTECTION SWITCH WITH PULSE SLEEVE - Google Patents
DIFFERENTIAL CURRENT PROTECTION SWITCH WITH PULSE SLEEVEInfo
- Publication number
- IT1072764B IT1072764B IT2707176A IT2707176A IT1072764B IT 1072764 B IT1072764 B IT 1072764B IT 2707176 A IT2707176 A IT 2707176A IT 2707176 A IT2707176 A IT 2707176A IT 1072764 B IT1072764 B IT 1072764B
- Authority
- IT
- Italy
- Prior art keywords
- current protection
- protection switch
- differential current
- pulse
- sleeve
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/26—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents
- H02H3/32—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors
- H02H3/33—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors using summation current transformers
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Emergency Protection Circuit Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19752540815 DE2540815C2 (en) | 1975-09-12 | 1975-09-12 | Residual current circuit breaker with pulse release |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT1072764B true IT1072764B (en) | 1985-04-10 |
Family
ID=5956354
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT2707176A IT1072764B (en) | 1975-09-12 | 1976-09-10 | DIFFERENTIAL CURRENT PROTECTION SWITCH WITH PULSE SLEEVE |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPS6051329B2 (en) |
| AT (1) | AT352208B (en) |
| CH (1) | CH607316A5 (en) |
| DE (1) | DE2540815C2 (en) |
| ES (1) | ES451396A1 (en) |
| FR (1) | FR2324112A1 (en) |
| GB (1) | GB1546455A (en) |
| GR (1) | GR60576B (en) |
| IT (1) | IT1072764B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3230557A1 (en) * | 1982-08-17 | 1984-02-23 | Siemens AG, 1000 Berlin und 8000 München | Fault current protection switch |
| AT403534B (en) * | 1991-01-16 | 1998-03-25 | Biegelmeier Gottfried | Residual current device (earth-leakage current circuit breaker) |
| AT405777B (en) * | 1991-01-31 | 1999-11-25 | Biegelmeier Gottfried | DISCONNECTING DEVICE FOR SURGE PROTECTORS |
| DE4220571C2 (en) * | 1992-06-24 | 1996-02-08 | Abb Patent Gmbh | Residual current circuit breaker |
| DE4232702A1 (en) * | 1992-09-30 | 1994-03-31 | Abb Patent Gmbh | Residual current or residual current circuit breaker |
| DE4429007A1 (en) | 1994-08-16 | 1996-02-22 | Siemens Ag | Residual current circuit breaker with energy storage circuit |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1411747A (en) * | 1964-07-15 | 1965-09-24 | Electronique Et D Automatique | Improvements to protective devices against earth fault currents in power supply circuits |
| JPS5240023B2 (en) * | 1972-10-16 | 1977-10-08 |
-
1975
- 1975-09-12 DE DE19752540815 patent/DE2540815C2/en not_active Expired
-
1976
- 1976-07-01 CH CH840876A patent/CH607316A5/xx not_active IP Right Cessation
- 1976-07-21 AT AT536276A patent/AT352208B/en not_active IP Right Cessation
- 1976-09-06 GB GB3691576A patent/GB1546455A/en not_active Expired
- 1976-09-10 IT IT2707176A patent/IT1072764B/en active
- 1976-09-10 JP JP51108675A patent/JPS6051329B2/en not_active Expired
- 1976-09-10 ES ES451396A patent/ES451396A1/en not_active Expired
- 1976-09-10 FR FR7627230A patent/FR2324112A1/en active Granted
- 1976-09-11 GR GR51681A patent/GR60576B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| ES451396A1 (en) | 1977-11-01 |
| FR2324112B1 (en) | 1981-11-27 |
| DE2540815B1 (en) | 1976-08-12 |
| CH607316A5 (en) | 1978-11-30 |
| GR60576B (en) | 1978-06-28 |
| ATA536276A (en) | 1979-02-15 |
| FR2324112A1 (en) | 1977-04-08 |
| AT352208B (en) | 1979-09-10 |
| GB1546455A (en) | 1979-05-23 |
| JPS6051329B2 (en) | 1985-11-13 |
| JPS5235846A (en) | 1977-03-18 |
| DE2540815C2 (en) | 1978-10-19 |
| DE2540815A1 (en) | 1976-08-12 |
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