JPS5523787A - Device for protecting from failed current - Google Patents
Device for protecting from failed currentInfo
- Publication number
- JPS5523787A JPS5523787A JP6276579A JP6276579A JPS5523787A JP S5523787 A JPS5523787 A JP S5523787A JP 6276579 A JP6276579 A JP 6276579A JP 6276579 A JP6276579 A JP 6276579A JP S5523787 A JPS5523787 A JP S5523787A
- Authority
- JP
- Japan
- Prior art keywords
- protecting
- failed current
- failed
- current
- 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
- 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
- H01H83/14—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by imbalance of two or more currents or voltages, e.g. for differential protection
- H01H83/144—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by imbalance of two or more currents or voltages, e.g. for differential protection with differential transformer
-
- 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)
- Breakers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH558878 | 1978-05-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5523787A true JPS5523787A (en) | 1980-02-20 |
Family
ID=4296096
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6276579A Pending JPS5523787A (en) | 1978-05-23 | 1979-05-23 | Device for protecting from failed current |
Country Status (7)
Country | Link |
---|---|
JP (1) | JPS5523787A (en) |
AU (1) | AU4719479A (en) |
DE (1) | DE2920287A1 (en) |
FR (1) | FR2426973A1 (en) |
GB (1) | GB2021337B (en) |
NL (1) | NL7904040A (en) |
SE (1) | SE7904447L (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60204655A (en) * | 1984-03-30 | 1985-10-16 | ニチアス株式会社 | Xonotlite forming material |
JP2009527878A (en) * | 2006-02-23 | 2009-07-30 | シーメンス アクチエンゲゼルシヤフト | Overcurrent switchgear |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3338820A1 (en) * | 1983-10-26 | 1985-05-15 | Robert Krups Stiftung & Co KG, 5650 Solingen | ELECTRICAL CONNECTION DEVICE, LIKE SOCKET, WITH FAULT CURRENT SWITCH FOR ELECTRICAL CONSUMERS |
JPS60106404A (en) * | 1983-11-15 | 1985-06-11 | 松下電工株式会社 | Hair curler |
AT388625B (en) * | 1987-11-19 | 1989-08-10 | Bremel Hans | PROTECTIVE DEVICE FOR ELECTRICAL POWER SUPPLIES, IN PARTICULAR HAND DEVICES |
IL88704A (en) * | 1988-12-16 | 1992-02-16 | Solar Wide Ind Ltd | Method and apparatus for protecting electrical systems |
IT1231846B (en) * | 1989-09-14 | 1992-01-14 | Electrical Safety Company S R | ELECTRONIC SAFETY, ANTI-PULDING SYSTEM, FOR MACHINES AND ELECTRICAL SYSTEMS. |
GB2296609B (en) * | 1994-12-08 | 1998-10-28 | Darren John Spreyer | The double fuse spur |
GB9507574D0 (en) * | 1995-04-12 | 1995-05-31 | Itt Ind Ltd | Electrical connector |
DE19818022A1 (en) * | 1998-04-22 | 1999-10-28 | Siemens Ag | Failure protection for a protective switching device |
DE102019103621A1 (en) * | 2019-02-14 | 2020-08-20 | Doepke Schaltgeräte GmbH | Device for protection against electric shock or for protection against overcurrent |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1053639B (en) * | 1956-08-13 | 1959-03-26 | August Stuke | Circuit arrangement for the protection of electrical systems |
BE627217A (en) * | 1962-01-26 | |||
FR1438209A (en) * | 1964-06-17 | 1966-05-13 | High differential sensitivity safety relay with remote action on a downstream protection device | |
CH519782A (en) * | 1970-11-20 | 1972-02-29 | Etem Ets De Tech Mod | Differential circuit breaker |
DE2360037A1 (en) * | 1973-12-01 | 1975-06-12 | Danfoss As | SAFETY CIRCUIT FOR AN ELECTRICAL DEVICE |
FR2294535A1 (en) * | 1974-12-10 | 1976-07-09 | Lewiner Jacques | IMPROVEMENTS TO RELAY TYPE CONTROL DEVICES |
-
1979
- 1979-05-14 FR FR7912840A patent/FR2426973A1/en not_active Withdrawn
- 1979-05-17 GB GB7917255A patent/GB2021337B/en not_active Expired
- 1979-05-18 AU AU47194/79A patent/AU4719479A/en not_active Abandoned
- 1979-05-18 DE DE19792920287 patent/DE2920287A1/en not_active Withdrawn
- 1979-05-22 SE SE7904447A patent/SE7904447L/en not_active Application Discontinuation
- 1979-05-23 NL NL7904040A patent/NL7904040A/en not_active Application Discontinuation
- 1979-05-23 JP JP6276579A patent/JPS5523787A/en active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60204655A (en) * | 1984-03-30 | 1985-10-16 | ニチアス株式会社 | Xonotlite forming material |
JPH0116786B2 (en) * | 1984-03-30 | 1989-03-27 | Nichias Corp | |
JP2009527878A (en) * | 2006-02-23 | 2009-07-30 | シーメンス アクチエンゲゼルシヤフト | Overcurrent switchgear |
Also Published As
Publication number | Publication date |
---|---|
GB2021337A (en) | 1979-11-28 |
AU4719479A (en) | 1979-11-29 |
FR2426973A1 (en) | 1979-12-21 |
GB2021337B (en) | 1982-06-03 |
SE7904447L (en) | 1979-11-24 |
DE2920287A1 (en) | 1979-11-29 |
NL7904040A (en) | 1979-11-27 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB2025711B (en) | Protection arrangement for an electric igniter | |
GB2030387B (en) | Overvoltage protection means for the protection of semiconductor components | |
JPS52132382A (en) | Electrical protection device | |
HK7984A (en) | Protecting circuit | |
JPS5523787A (en) | Device for protecting from failed current | |
JPS5543790A (en) | Heattsensitive fuse for electric device | |
JPS5498510A (en) | Device for protecting multiplex system | |
GB2030390B (en) | Protection arrangement for voltage line | |
JPS54125379A (en) | Remoteecontroller for electric device | |
JPS5532475A (en) | Device for preventing electric shock | |
JPS5658737A (en) | Device for suppressing voltage | |
JPS555007A (en) | Circuit for preventing abnormal voltage | |
JPS5510815A (en) | Device for absorbing surge voltage | |
GB1545395A (en) | Overvoltage protection device for an isolated-neutral-three phase system | |
SU621052A1 (en) | Device for protecting generator from earthing | |
JPS5512614A (en) | Protecting device | |
JPS5549914A (en) | Overcurrent protecting device | |
JPS5583427A (en) | Surge voltage protecting system | |
JPS5586326A (en) | Protecting circuit | |
JPS5592528A (en) | Device for protecting generator | |
AU3753278A (en) | Protecting device for edges | |
JPS5566232A (en) | Device for protecting dc circuit | |
JPS5658736A (en) | Device for suppressing voltage | |
JPS5537858A (en) | Semiconductor overvoltage protecting device | |
JPS5546818A (en) | Power system protecting device |