ZA821434B - Protective circuit breaker with a totalising current transformer accessible from the exterior - Google Patents
Protective circuit breaker with a totalising current transformer accessible from the exteriorInfo
- Publication number
- ZA821434B ZA821434B ZA821434A ZA821434A ZA821434B ZA 821434 B ZA821434 B ZA 821434B ZA 821434 A ZA821434 A ZA 821434A ZA 821434 A ZA821434 A ZA 821434A ZA 821434 B ZA821434 B ZA 821434B
- Authority
- ZA
- South Africa
- Prior art keywords
- totalising
- current transformer
- circuit breaker
- accessible
- exterior
- Prior art date
Links
- 230000001681 protective effect Effects 0.000 title abstract 2
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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Breakers (AREA)
- Transformers For Measuring Instruments (AREA)
- Gas-Insulated Switchgears (AREA)
- Switch Cases, Indication, And Locking (AREA)
- Emergency Protection Circuit Devices (AREA)
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19813108393 DE3108393A1 (de) | 1981-03-05 | 1981-03-05 | "schutzschalter mit von aussen zugaenglichem summenstromwandler" |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA821434B true ZA821434B (en) | 1983-01-26 |
Family
ID=6126424
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA821434A ZA821434B (en) | 1981-03-05 | 1982-03-04 | Protective circuit breaker with a totalising current transformer accessible from the exterior |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP0059890B1 (enrdf_load_stackoverflow) |
| JP (1) | JPS57157432A (enrdf_load_stackoverflow) |
| AT (1) | ATE10242T1 (enrdf_load_stackoverflow) |
| DE (1) | DE3108393A1 (enrdf_load_stackoverflow) |
| ES (1) | ES271969Y (enrdf_load_stackoverflow) |
| GR (1) | GR78226B (enrdf_load_stackoverflow) |
| ZA (1) | ZA821434B (enrdf_load_stackoverflow) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT398141B (de) * | 1987-09-15 | 1994-09-26 | Felten & Guilleaume Ag Oester | Schaltgerätekombination |
| JPH03210726A (ja) * | 1990-01-12 | 1991-09-13 | Mitsubishi Electric Corp | 漏電警報機能付き配線用遮断器 |
| IT1313953B1 (it) * | 1999-12-16 | 2002-09-26 | Abb Ricerca Spa | Dispositivo di interruzione e protezione di un circuito dialimentazione di un carico contro i guasti verso terra. |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1438003A1 (de) * | 1962-08-03 | 1969-02-13 | Licentia Gmbh | Selbstschalter,der aus einzelnen,in in sich abgeschlossenen Bauelementen,z.B. baukastenmaessig zusammengesetzt ist |
| US3761774A (en) * | 1970-03-20 | 1973-09-25 | Black & Decker Mfg Co | Ground fault protective apparatus |
| US3784940A (en) * | 1972-09-15 | 1974-01-08 | Federal Pacific Electric Co | Circuit breaker with overcurrent and auxiliary releases |
| DE2737618C3 (de) * | 1977-08-20 | 1980-03-27 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Anschluß des Stromwandlers eines mit Leitungsschutzschaltern kombinierten Fehlerstromauslösers |
| DE2834327C2 (de) * | 1978-08-04 | 1983-01-13 | Heinrich Kopp Gmbh & Co Kg, 8756 Kahl | Elektrischer Vollschutzschalter |
-
1981
- 1981-03-05 DE DE19813108393 patent/DE3108393A1/de active Granted
-
1982
- 1982-02-25 JP JP57029766A patent/JPS57157432A/ja active Granted
- 1982-02-25 EP EP82101445A patent/EP0059890B1/de not_active Expired
- 1982-02-25 AT AT82101445T patent/ATE10242T1/de not_active IP Right Cessation
- 1982-03-03 GR GR67472A patent/GR78226B/el unknown
- 1982-03-04 ZA ZA821434A patent/ZA821434B/xx unknown
- 1982-03-04 ES ES1982271969U patent/ES271969Y/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| EP0059890A1 (de) | 1982-09-15 |
| EP0059890B1 (de) | 1984-11-07 |
| JPS57157432A (en) | 1982-09-29 |
| GR78226B (enrdf_load_stackoverflow) | 1984-09-26 |
| JPH0145692B2 (enrdf_load_stackoverflow) | 1989-10-04 |
| DE3108393C2 (enrdf_load_stackoverflow) | 1989-08-10 |
| DE3108393A1 (de) | 1982-09-16 |
| ES271969Y (es) | 1984-05-01 |
| ATE10242T1 (de) | 1984-11-15 |
| ES271969U (es) | 1983-11-01 |
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