JPS5111175A - Shikendenkenojusuru rodenshadanki - Google Patents
Shikendenkenojusuru rodenshadankiInfo
- Publication number
- JPS5111175A JPS5111175A JP7138075A JP7138075A JPS5111175A JP S5111175 A JPS5111175 A JP S5111175A JP 7138075 A JP7138075 A JP 7138075A JP 7138075 A JP7138075 A JP 7138075A JP S5111175 A JPS5111175 A JP S5111175A
- Authority
- JP
- Japan
- Prior art keywords
- shikendenkenojusuru
- rodenshadanki
- shikendenkenojusuru rodenshadanki
- 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.)
- Pending
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
- H02H3/334—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 to produce an artificial unbalance for other protection or monitoring reasons or remote control
- H02H3/335—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 to produce an artificial unbalance for other protection or monitoring reasons or remote control the main function being self testing of the device
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
- H01H83/02—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by earth fault currents
- H01H83/04—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by earth fault currents with testing means for indicating the ability of the switch or relay to function properly
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
- H01H83/02—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by earth fault currents
- H01H83/04—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by earth fault currents with testing means for indicating the ability of the switch or relay to function properly
- H01H2083/045—Auxiliary switch opening testing circuit in synchronism with the main circuit
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Breakers (AREA)
- Emergency Protection Circuit Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19742428866 DE2428866B2 (de) | 1974-06-14 | 1974-06-14 | Fehlerstromschutzschalter mit prueftaste |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5111175A true JPS5111175A (en) | 1976-01-29 |
Family
ID=5918182
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7138075A Pending JPS5111175A (en) | 1974-06-14 | 1975-06-12 | Shikendenkenojusuru rodenshadanki |
Country Status (8)
Country | Link |
---|---|
JP (1) | JPS5111175A (de) |
AT (1) | AT334459B (de) |
BE (1) | BE829942A (de) |
CH (1) | CH578271A5 (de) |
DE (1) | DE2428866B2 (de) |
ES (1) | ES213134Y (de) |
FR (1) | FR2275016A1 (de) |
IT (1) | IT1038713B (de) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4414601A (en) * | 1981-04-27 | 1983-11-08 | Westinghouse Electric Corp. | Solid-state load protection system having a test feature |
AT378444B (de) * | 1983-02-24 | 1985-08-12 | Biegelmeier Gottfried | Leitungsschutzschalter mit durchgefuehrtem neutralleiter und fehlerstromausloesung |
FR2638909B1 (fr) * | 1988-11-04 | 1995-03-31 | Merlin Gerin | Declencheur differentiel a circuit test et a telecommande d'ouverture autoprotegee |
DE4220569A1 (de) * | 1992-06-24 | 1994-01-05 | Abb Patent Gmbh | Prüfkreisanordnung für einen Fehlerstromschutzschalter |
FR2927195A1 (fr) * | 2008-02-04 | 2009-08-07 | Hager Electro S A S Soc Par Ac | Appareil electrique de coupure a connexion haute et basse |
-
1974
- 1974-06-14 DE DE19742428866 patent/DE2428866B2/de active Pending
-
1975
- 1975-05-12 AT AT357775A patent/AT334459B/de not_active IP Right Cessation
- 1975-06-05 CH CH723275A patent/CH578271A5/xx not_active IP Right Cessation
- 1975-06-05 IT IT2404275A patent/IT1038713B/it active
- 1975-06-06 BE BE157086A patent/BE829942A/xx unknown
- 1975-06-12 JP JP7138075A patent/JPS5111175A/ja active Pending
- 1975-06-13 ES ES1975213134U patent/ES213134Y/es not_active Expired
- 1975-06-13 FR FR7518663A patent/FR2275016A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
AT334459B (de) | 1976-01-25 |
ATA357775A (de) | 1976-05-15 |
CH578271A5 (de) | 1976-07-30 |
ES213134Y (es) | 1976-11-16 |
ES213134U (es) | 1976-06-16 |
IT1038713B (it) | 1979-11-30 |
FR2275016A1 (fr) | 1976-01-09 |
FR2275016B1 (de) | 1977-07-08 |
DE2428866A1 (de) | 1975-12-18 |
BE829942A (fr) | 1975-10-01 |
DE2428866B2 (de) | 1976-07-08 |
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