GB2295276B - Leakage-responsive circuit breaker - Google Patents
Leakage-responsive circuit breakerInfo
- Publication number
- GB2295276B GB2295276B GB9509830A GB9509830A GB2295276B GB 2295276 B GB2295276 B GB 2295276B GB 9509830 A GB9509830 A GB 9509830A GB 9509830 A GB9509830 A GB 9509830A GB 2295276 B GB2295276 B GB 2295276B
- Authority
- GB
- United Kingdom
- Prior art keywords
- leakage
- circuit breaker
- responsive circuit
- responsive
- breaker
- 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 - Fee Related
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 imbalance 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 imbalance of two or more currents or voltages with differential transformer
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/02—Housings; Casings; Bases; Mountings
- H01H71/0207—Mounting or assembling the different parts of the circuit breaker
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Breakers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP28102194A JP3210820B2 (en) | 1994-11-15 | 1994-11-15 | Earth leakage breaker |
Publications (3)
Publication Number | Publication Date |
---|---|
GB9509830D0 GB9509830D0 (en) | 1995-07-05 |
GB2295276A GB2295276A (en) | 1996-05-22 |
GB2295276B true GB2295276B (en) | 1998-10-14 |
Family
ID=17633188
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9509830A Expired - Fee Related GB2295276B (en) | 1994-11-15 | 1995-05-15 | Leakage-responsive circuit breaker |
Country Status (5)
Country | Link |
---|---|
JP (1) | JP3210820B2 (en) |
CN (1) | CN1047021C (en) |
GB (1) | GB2295276B (en) |
HK (1) | HK1012124A1 (en) |
MY (1) | MY113065A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105762027A (en) * | 2016-04-14 | 2016-07-13 | 浙江天正电气股份有限公司 | Electric leakage circuit breaker and electric leakage indicating device thereof |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2026369B1 (en) * | 2006-05-19 | 2012-12-12 | General Electric Company | Housing for single-pole circuit breaker comprising two current path regions |
WO2007135200A1 (en) * | 2006-05-19 | 2007-11-29 | General Electric Company | Distribution of the space for switch apparatuses |
JP4736949B2 (en) * | 2006-05-23 | 2011-07-27 | 富士電機機器制御株式会社 | Earth leakage breaker |
CN2938385Y (en) * | 2006-08-17 | 2007-08-22 | 浙江省志明电气进出口有限公司 | Leakage circuit breaker |
CN101958191B (en) * | 2010-08-25 | 2012-04-25 | 江苏辉能电气有限公司 | Zero sequence current mutual inductor |
EP2685484B1 (en) * | 2011-03-09 | 2018-01-17 | Seari Electric Technology Co., Ltd. | Circuit breaker for optimizing space allocation |
CN106504957B (en) * | 2016-12-15 | 2019-01-01 | 苏州未来电器股份有限公司 | Breaker with creepage protection function |
CN106504954B (en) * | 2016-12-15 | 2019-01-01 | 苏州未来电器股份有限公司 | Breaker with creepage protection function and divide-shut brake function |
CN107195510A (en) * | 2017-07-24 | 2017-09-22 | 罗格朗低压电器(无锡)有限公司 | Using the residual current circuit breaker of forward type zero sequence current mutual inductor |
FR3071955B1 (en) * | 2017-10-03 | 2020-10-30 | Hager Electro Sas | MODULAR LINE PROTECTION ELECTRICAL DEVICE |
CN112106165B (en) * | 2018-05-15 | 2022-11-11 | 三菱电机株式会社 | Circuit breaker |
CN111462989B (en) * | 2020-04-27 | 2021-09-28 | 扬州中恒电气有限公司 | Secondary grounding protection device of voltage transformer |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB964037A (en) * | 1960-01-18 | 1964-07-15 | Busch Jaeger Duerener Metall | Improvements in or relating to earth fault protective switches |
GB1145857A (en) * | 1965-11-19 | 1969-03-19 | B & R Relays Ltd | Improvements in or relating to electrical circuit breakers |
GB1408316A (en) * | 1971-11-17 | 1975-10-01 | Dappareillage Electr Saparel S | Plug-in differential protection device |
GB1442436A (en) * | 1972-09-15 | 1976-07-14 | Federal Pacific Electric Co | Circuit breaker with overcurrent and auxiliary releases |
US4673779A (en) * | 1985-02-07 | 1987-06-16 | Siemens Aktiengesellschaft | Low-voltage circuit breaker including a current transformer |
EP0456585A1 (en) * | 1990-05-10 | 1991-11-13 | Merlin Gerin | Single-pole, neutral differential circuit breaker |
US5276416A (en) * | 1991-09-20 | 1994-01-04 | Kabushiki Kaisha Toshiba | Circuit breaker |
-
1994
- 1994-11-15 JP JP28102194A patent/JP3210820B2/en not_active Expired - Lifetime
-
1995
- 1995-05-15 GB GB9509830A patent/GB2295276B/en not_active Expired - Fee Related
- 1995-05-17 MY MYPI95001290A patent/MY113065A/en unknown
- 1995-06-23 CN CN95108359A patent/CN1047021C/en not_active Expired - Fee Related
-
1998
- 1998-12-09 HK HK98112992A patent/HK1012124A1/en not_active IP Right Cessation
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB964037A (en) * | 1960-01-18 | 1964-07-15 | Busch Jaeger Duerener Metall | Improvements in or relating to earth fault protective switches |
GB1145857A (en) * | 1965-11-19 | 1969-03-19 | B & R Relays Ltd | Improvements in or relating to electrical circuit breakers |
GB1408316A (en) * | 1971-11-17 | 1975-10-01 | Dappareillage Electr Saparel S | Plug-in differential protection device |
GB1442436A (en) * | 1972-09-15 | 1976-07-14 | Federal Pacific Electric Co | Circuit breaker with overcurrent and auxiliary releases |
US4673779A (en) * | 1985-02-07 | 1987-06-16 | Siemens Aktiengesellschaft | Low-voltage circuit breaker including a current transformer |
EP0456585A1 (en) * | 1990-05-10 | 1991-11-13 | Merlin Gerin | Single-pole, neutral differential circuit breaker |
US5276416A (en) * | 1991-09-20 | 1994-01-04 | Kabushiki Kaisha Toshiba | Circuit breaker |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105762027A (en) * | 2016-04-14 | 2016-07-13 | 浙江天正电气股份有限公司 | Electric leakage circuit breaker and electric leakage indicating device thereof |
Also Published As
Publication number | Publication date |
---|---|
JP3210820B2 (en) | 2001-09-25 |
GB9509830D0 (en) | 1995-07-05 |
JPH08138517A (en) | 1996-05-31 |
HK1012124A1 (en) | 1999-07-23 |
GB2295276A (en) | 1996-05-22 |
MY113065A (en) | 2001-11-30 |
CN1123458A (en) | 1996-05-29 |
CN1047021C (en) | 1999-12-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
746 | Register noted 'licences of right' (sect. 46/1977) |
Effective date: 20000602 |
|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20050515 |