GB1408316A - Plug-in differential protection device - Google Patents
Plug-in differential protection deviceInfo
- Publication number
- GB1408316A GB1408316A GB5263472A GB5263472A GB1408316A GB 1408316 A GB1408316 A GB 1408316A GB 5263472 A GB5263472 A GB 5263472A GB 5263472 A GB5263472 A GB 5263472A GB 1408316 A GB1408316 A GB 1408316A
- Authority
- GB
- United Kingdom
- Prior art keywords
- differential protection
- plug
- protection device
- nov
- circuit
- 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.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/66—Structural association with built-in electrical component
- H01R13/70—Structural association with built-in electrical component with built-in switch
- H01R13/713—Structural association with built-in electrical component with built-in switch the switch being a safety switch
- H01R13/7135—Structural association with built-in electrical component with built-in switch the switch being a safety switch with ground fault protector
Landscapes
- Breakers (AREA)
- Protection Of Transformers (AREA)
Abstract
1408316 Protective arrangements SOC D'- APPAREILLAGE ELECTRIQUE SAPAREL 14 Nov 1972 [17 Nov 1971] 52634/72 Heading H2K [Also in Division H1] A differential protection plug-in adaptor comprises in series in each circuit between an input pin 1, 1<SP>1</SP> and an output socket 2, 2<SP>1</SP>, a primary winding 3,3<SP>1</SP> of a differential transformer 4, the contacts 6, 7 and 6<SP>1</SP>, 7<SP>1</SP> of a circuit-breaker 8 energized from the secondary winding 9 of the transformer, and a fuse 5, 5<SP>1</SP>. A test switch 10 with resistor 12 may be provided. A construction is described and illustrated (see Division H1).
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7141977A FR2161376A5 (en) | 1971-11-17 | 1971-11-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1408316A true GB1408316A (en) | 1975-10-01 |
Family
ID=9086248
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB5263472A Expired GB1408316A (en) | 1971-11-17 | 1972-11-14 | Plug-in differential protection device |
Country Status (9)
Country | Link |
---|---|
AR (1) | AR196319A1 (en) |
BE (1) | BE790970A (en) |
BR (1) | BR7208063D0 (en) |
DE (1) | DE2256585A1 (en) |
ES (1) | ES408652A1 (en) |
FR (1) | FR2161376A5 (en) |
GB (1) | GB1408316A (en) |
IT (1) | IT970918B (en) |
ZA (1) | ZA727870B (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2149985A (en) * | 1983-11-15 | 1985-06-19 | Matsushita Electric Works Ltd | Protection of electric hair dressing implements |
US4706153A (en) * | 1985-06-25 | 1987-11-10 | Matsushita Electric Works Ltd. | Leakage detecting device for electrical appliance |
GB2295276A (en) * | 1994-11-15 | 1996-05-22 | Matsushita Electric Works Ltd | Leakage-responsive circuit breaker |
GB2296609A (en) * | 1994-12-08 | 1996-07-03 | Darren John Spreyer | The double fuse spur |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2927304A1 (en) * | 1979-07-06 | 1981-01-29 | Westfaelische Berggewerkschaft | DEVICE FOR SWITCHING OFF ELECTRICAL SYSTEMS, PREFERABLY THE MOUNTAIN AND TUNNEL CONSTRUCTION, WHEN ERRORS APPEAR IN ELECTRICAL, OPERATING SPARKLING PRODUCTS AND THEREFORE INSERTED EQUIPMENT IN A PRESSURE-RESISTANT HOUSING |
CH663694A5 (en) * | 1984-02-10 | 1987-12-31 | Volpi Ag | SECURITY SOCKET. |
DE3429647A1 (en) * | 1984-08-11 | 1986-02-20 | WIK Elektro-Hausgeräte-Vertriebsgesellschaft mbH & Co Produktionskommanditgesellschaft, 4300 Essen | SOCKET, ESPECIALLY INSERTED INTO A WALL SOCKET WITH PLUG |
EP2725664B1 (en) * | 2012-10-24 | 2019-10-09 | ABB Schweiz AG | Residual current protected socket |
CN112165071B (en) * | 2020-08-26 | 2022-06-17 | 浙江朗威微***有限公司 | Leakage current early warning protection circuit with self-test function |
-
0
- BE BE790970D patent/BE790970A/en not_active IP Right Cessation
-
1971
- 1971-11-17 FR FR7141977A patent/FR2161376A5/fr not_active Expired
-
1972
- 1972-11-06 ZA ZA727870A patent/ZA727870B/en unknown
- 1972-11-13 AR AR245106A patent/AR196319A1/en active
- 1972-11-14 GB GB5263472A patent/GB1408316A/en not_active Expired
- 1972-11-16 ES ES408652A patent/ES408652A1/en not_active Expired
- 1972-11-16 IT IT31716/72A patent/IT970918B/en active
- 1972-11-16 BR BR8063/72A patent/BR7208063D0/en unknown
- 1972-11-17 DE DE2256585A patent/DE2256585A1/en not_active Withdrawn
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2149985A (en) * | 1983-11-15 | 1985-06-19 | Matsushita Electric Works Ltd | Protection of electric hair dressing implements |
US4706153A (en) * | 1985-06-25 | 1987-11-10 | Matsushita Electric Works Ltd. | Leakage detecting device for electrical appliance |
GB2295276A (en) * | 1994-11-15 | 1996-05-22 | Matsushita Electric Works Ltd | Leakage-responsive circuit breaker |
GB2295276B (en) * | 1994-11-15 | 1998-10-14 | Matsushita Electric Works Ltd | Leakage-responsive circuit breaker |
GB2296609A (en) * | 1994-12-08 | 1996-07-03 | Darren John Spreyer | The double fuse spur |
GB2296609B (en) * | 1994-12-08 | 1998-10-28 | Darren John Spreyer | The double fuse spur |
Also Published As
Publication number | Publication date |
---|---|
ZA727870B (en) | 1973-08-29 |
ES408652A1 (en) | 1975-11-16 |
BR7208063D0 (en) | 1973-09-25 |
BE790970A (en) | 1973-05-07 |
FR2161376A5 (en) | 1973-07-06 |
DE2256585A1 (en) | 1973-05-30 |
AR196319A1 (en) | 1973-12-18 |
IT970918B (en) | 1974-04-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
PCNP | Patent ceased through non-payment of renewal fee |