ATA232787A - SWITCHGEAR COMBINATION - Google Patents
SWITCHGEAR COMBINATIONInfo
- Publication number
- ATA232787A ATA232787A AT0232787A AT232787A ATA232787A AT A232787 A ATA232787 A AT A232787A AT 0232787 A AT0232787 A AT 0232787A AT 232787 A AT232787 A AT 232787A AT A232787 A ATA232787 A AT A232787A
- Authority
- AT
- Austria
- Prior art keywords
- switchgear combination
- switchgear
- combination
- Prior art date
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
- H01H83/20—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition
- H01H83/22—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition the other condition being unbalance of two or more currents or voltages
- H01H83/226—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition the other condition being unbalance of two or more currents or voltages 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
- H02H3/08—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 excess current
-
- 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
-
- 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
- H02H3/02—Details
- H02H3/04—Details with warning or supervision in addition to disconnection, e.g. for indicating that protective apparatus has functioned
- H02H3/044—Checking correct functioning of protective arrangements, e.g. by simulating a fault
-
- 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
- H02H3/02—Details
- H02H3/05—Details with means for increasing reliability, e.g. redundancy arrangements
-
- 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
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT0232787A AT398141B (en) | 1987-09-15 | 1987-09-15 | Switchgear combination |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT0232787A AT398141B (en) | 1987-09-15 | 1987-09-15 | Switchgear combination |
Publications (2)
Publication Number | Publication Date |
---|---|
ATA232787A true ATA232787A (en) | 1994-01-15 |
AT398141B AT398141B (en) | 1994-09-26 |
Family
ID=3532298
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT0232787A AT398141B (en) | 1987-09-15 | 1987-09-15 | Switchgear combination |
Country Status (1)
Country | Link |
---|---|
AT (1) | AT398141B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IES20070390A2 (en) * | 2007-05-30 | 2008-03-19 | Tripco Ltd | A residual current device |
GB2521872A (en) * | 2014-01-07 | 2015-07-08 | Tripco Ltd | An electrical fault protection device |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2654373A1 (en) * | 1976-12-01 | 1978-06-08 | Licentia Gmbh | ERROR CIRCUIT BREAKER COMBINED WITH A MULTIPOLE CIRCUIT BREAKER |
DE3108393A1 (en) * | 1981-03-05 | 1982-09-16 | Siemens AG, 1000 Berlin und 8000 München | "CIRCUIT BREAKER WITH TOTAL CURRENT ACCESSIBLE FROM THE OUTSIDE" |
AT378444B (en) * | 1983-02-24 | 1985-08-12 | Biegelmeier Gottfried | CIRCUIT BREAKER WITH A NEUTRAL CONDUCTOR AND FAULT CURRENT TRIP |
AT376329B (en) * | 1982-11-02 | 1984-11-12 | Biegelmeier Gottfried | CIRCUIT BREAKER |
DE3338961A1 (en) * | 1983-10-27 | 1985-05-09 | Brown, Boveri & Cie Ag, 6800 Mannheim | Installation protective circuit breaker |
AT383906B (en) * | 1985-04-16 | 1987-09-10 | Cti Ges Zur Pruefung Elektrote | Fault current protection switch for fault change and fault current |
-
1987
- 1987-09-15 AT AT0232787A patent/AT398141B/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
AT398141B (en) | 1994-09-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELA | Expired due to lapse of time |