DK402880A - Fejlstroemsbeskyttelsesafbryder med formagnetiseret kerne - Google Patents
Fejlstroemsbeskyttelsesafbryder med formagnetiseret kerneInfo
- Publication number
- DK402880A DK402880A DK402880A DK402880A DK402880A DK 402880 A DK402880 A DK 402880A DK 402880 A DK402880 A DK 402880A DK 402880 A DK402880 A DK 402880A DK 402880 A DK402880 A DK 402880A
- Authority
- DK
- Denmark
- Prior art keywords
- current
- circuit
- core
- tripping
- protection switch
- 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
- H02H3/332—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 with means responsive to dc component in the fault current
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Emergency Protection Circuit Devices (AREA)
- Breakers (AREA)
- Near-Field Transmission Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19792938971 DE2938971A1 (de) | 1979-09-26 | 1979-09-26 | Fehlerstromschutzschalter mit vormagnetisiertem kern |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK402880A true DK402880A (da) | 1981-03-27 |
Family
ID=6081906
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK402880A DK402880A (da) | 1979-09-26 | 1980-09-24 | Fejlstroemsbeskyttelsesafbryder med formagnetiseret kerne |
Country Status (8)
| Country | Link |
|---|---|
| EP (1) | EP0026357B1 (ja) |
| JP (1) | JPS5698328A (ja) |
| AT (1) | ATE3486T1 (ja) |
| DE (1) | DE2938971A1 (ja) |
| DK (1) | DK402880A (ja) |
| ES (1) | ES495334A0 (ja) |
| GR (1) | GR70212B (ja) |
| ZA (1) | ZA805948B (ja) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3106960A1 (de) * | 1981-02-25 | 1982-09-09 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | "fehlerstromschutzschalter" |
| JP3021919U (ja) * | 1995-04-05 | 1996-03-12 | 功 塩谷 | ダブル式型手荷物用具 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1069782B (ja) * | 1959-11-26 | |||
| CH252903A (de) * | 1949-12-20 | 1948-01-31 | Oerlikon Maschf | Erdschluss-Schutzeinrichtung. |
| US3376477A (en) * | 1965-12-06 | 1968-04-02 | Hubbell Inc Harvey | Protective circuit |
| DE2043007A1 (de) * | 1970-08-29 | 1972-03-02 | Siemens Ag | Fehlerstromschutzschalter |
| IT1088165B (it) * | 1977-10-31 | 1985-06-10 | Elettrocondutture | Dispositivo di sicurezza per impianti elettrici, del tipo a trasformatore differenziale con sganciatore |
-
1979
- 1979-09-26 DE DE19792938971 patent/DE2938971A1/de not_active Withdrawn
-
1980
- 1980-09-04 EP EP80105301A patent/EP0026357B1/de not_active Expired
- 1980-09-04 AT AT80105301T patent/ATE3486T1/de active
- 1980-09-24 JP JP13275380A patent/JPS5698328A/ja active Granted
- 1980-09-24 DK DK402880A patent/DK402880A/da not_active Application Discontinuation
- 1980-09-24 GR GR62951A patent/GR70212B/el unknown
- 1980-09-25 ES ES495334A patent/ES495334A0/es active Granted
- 1980-09-25 ZA ZA00805948A patent/ZA805948B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6240924B2 (ja) | 1987-08-31 |
| ATE3486T1 (de) | 1983-06-15 |
| ZA805948B (en) | 1981-09-30 |
| DE2938971A1 (de) | 1981-04-09 |
| JPS5698328A (en) | 1981-08-07 |
| ES8200510A1 (es) | 1981-11-01 |
| EP0026357B1 (de) | 1983-05-18 |
| GR70212B (ja) | 1982-08-31 |
| EP0026357A1 (de) | 1981-04-08 |
| ES495334A0 (es) | 1981-11-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| ATE53701T1 (de) | Primaerschutzschalter. | |
| GB1462652A (en) | Circuit breaker | |
| ES466743A1 (es) | Mejoras en circuitos electricos de reles protectores para control del disparo de tres polos de un ruptor de circuito. | |
| GB1485968A (en) | Fault current protective device | |
| DK402880A (da) | Fejlstroemsbeskyttelsesafbryder med formagnetiseret kerne | |
| US2897413A (en) | Impedance changing circuit | |
| GB8311809D0 (en) | Fault current trip/circuit breaker | |
| ES8707384A1 (es) | Perfeccionamientos en los sistemas interruptores de proteccion contra las corrientes de error o corrientes diferenciales | |
| ES454612A1 (es) | Un interruptor de proteccion contra corriente por averia. | |
| JPS5235569A (en) | Semiconductor switch device | |
| FR2371805A1 (fr) | Procede de protection d'appareillage | |
| GB981892A (en) | Earth fault circuit-breaker | |
| GB622605A (en) | Improvements in or relating to electrical distribution systems and protection thereof | |
| FR2337933A1 (fr) | Relais differentiel de declenchement a haute sensibilite pour appareil de coupure tel que interrupteur ou disjoncteur par exemple | |
| SU90913A1 (ru) | Схема сигнализации о замыкании на землю | |
| SU125296A1 (ru) | Устройство дл продольной дифференциальной защиты линий электропередачи | |
| GB540973A (en) | Improvements in or relating to electric protective systems | |
| JPS5273352A (en) | Protector relay | |
| BE862510A (fr) | Transformateur de courant totalisateur, en particulier pour disjoncteur de protection contre les courants de defaut | |
| GB790699A (en) | Improvements in protection apparatus for operating electric circuits with a variabletime lag | |
| GB535446A (en) | Improvements in and relating to earth leakage protective systems | |
| JPS5295045A (en) | Monitoring system for overcurrent circuit breaker | |
| JPS51121753A (en) | Relay | |
| ATE28112T1 (de) | Fehlerstromschutzschalter. | |
| GB946075A (en) | Means for protecting transformers and other electrical equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| AHS | Application shelved for other reasons than non-payment |