CN1328587C - 漏电保护装置寿命终止智能检测方法以及设备 - Google Patents
漏电保护装置寿命终止智能检测方法以及设备 Download PDFInfo
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- CN1328587C CN1328587C CNB2005101328442A CN200510132844A CN1328587C CN 1328587 C CN1328587 C CN 1328587C CN B2005101328442 A CNB2005101328442 A CN B2005101328442A CN 200510132844 A CN200510132844 A CN 200510132844A CN 1328587 C CN1328587 C CN 1328587C
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- 230000001012 protector Effects 0.000 title abstract 5
- 238000007689 inspection Methods 0.000 title 1
- 230000010355 oscillation Effects 0.000 claims abstract description 49
- 230000008878 coupling Effects 0.000 claims abstract description 18
- 238000010168 coupling process Methods 0.000 claims abstract description 18
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- 238000012544 monitoring process Methods 0.000 claims abstract description 16
- 239000000284 extract Substances 0.000 claims abstract description 12
- 238000011897 real-time detection Methods 0.000 claims abstract description 12
- 238000012545 processing Methods 0.000 claims abstract description 5
- 238000001514 detection method Methods 0.000 claims description 122
- 230000001681 protective effect Effects 0.000 claims description 65
- 230000001939 inductive effect Effects 0.000 claims description 20
- 208000031434 Device end of service Diseases 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 11
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- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
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- 229910052732 germanium Inorganic materials 0.000 description 1
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Images
Classifications
-
- 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 imbalance 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 imbalance for other protection or monitoring reasons or remote control the main function being self testing of the device
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/327—Testing of circuit interrupters, switches or circuit-breakers
- G01R31/3277—Testing of circuit interrupters, switches or circuit-breakers of low voltage devices, e.g. domestic or industrial devices, such as motor protections, relays, rotation switches
- G01R31/3278—Testing of circuit interrupters, switches or circuit-breakers of low voltage devices, e.g. domestic or industrial devices, such as motor protections, relays, rotation switches of relays, solenoids or reed switches
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Emergency Protection Circuit Devices (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Abstract
Description
Claims (7)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2005101328442A CN1328587C (zh) | 2005-12-27 | 2005-12-27 | 漏电保护装置寿命终止智能检测方法以及设备 |
US11/588,016 US7522064B2 (en) | 2005-12-27 | 2006-10-26 | Apparatus and methods for testing the life of a leakage current protection device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2005101328442A CN1328587C (zh) | 2005-12-27 | 2005-12-27 | 漏电保护装置寿命终止智能检测方法以及设备 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1818686A CN1818686A (zh) | 2006-08-16 |
CN1328587C true CN1328587C (zh) | 2007-07-25 |
Family
ID=36918780
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2005101328442A Active CN1328587C (zh) | 2005-12-27 | 2005-12-27 | 漏电保护装置寿命终止智能检测方法以及设备 |
Country Status (2)
Country | Link |
---|---|
US (1) | US7522064B2 (zh) |
CN (1) | CN1328587C (zh) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101910856B (zh) * | 2008-01-29 | 2014-06-18 | 立维腾制造有限公司 | 自测试故障电路中断器装置和方法 |
GB2465816A (en) * | 2008-10-01 | 2010-06-09 | Ryan Patrick Turner | RCD Quarterly Timer |
US8907678B2 (en) * | 2010-12-10 | 2014-12-09 | Raritan Americas, Inc. | Methods and apparatus for sensing ground leakage and automated self testing thereof |
US8861146B2 (en) | 2010-12-17 | 2014-10-14 | Pass & Seymour, Inc. | Electrical wiring device with protective features |
US20130194101A1 (en) * | 2012-01-31 | 2013-08-01 | General Electric Company | System and method for health monitoring of power cables |
US8610438B1 (en) | 2012-08-09 | 2013-12-17 | Precision Air & Energy Services, LLC | Branch circuit monitor |
CN103208776A (zh) * | 2013-01-23 | 2013-07-17 | 陈泽 | 具有故障自检功能的断路器电路 |
US9819177B2 (en) | 2013-03-15 | 2017-11-14 | Pass & Seymour, Inc. | Protective device with non-volatile memory miswire circuit |
US10020649B2 (en) | 2015-07-23 | 2018-07-10 | Pass & Seymour, Inc. | Protective device with self-test |
CN107809104A (zh) | 2017-12-01 | 2018-03-16 | 上海晶丰明源半导体股份有限公司 | 漏电保护电路、方法及所适用的驱动装置 |
CN108736439B (zh) * | 2018-07-20 | 2020-04-28 | 余姚市嘉荣电子电器有限公司 | 一种漏电保护器 |
CN109946558B (zh) * | 2019-04-08 | 2024-03-26 | 国网山东省电力公司夏津县供电公司 | 一种基于磁场信号分析的漏电故障检测仪及其使用方法 |
CN111585244B (zh) * | 2020-05-26 | 2022-09-16 | 芯海科技(深圳)股份有限公司 | 漏电保护电路、集成电路、电子设备以及方法 |
CN114137336B (zh) * | 2021-11-16 | 2023-06-27 | 江西伟德智能电气有限公司 | 一种配电柜的安全性能检测装置 |
Citations (4)
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CN2049365U (zh) * | 1988-09-20 | 1989-12-13 | 谢培义 | 低压漏电保护器测试仪 |
CN1045863A (zh) * | 1989-03-21 | 1990-10-03 | 机械电子工业部上海电器科学研究所 | 漏电保护器测试仪 |
US5838022A (en) * | 1995-04-25 | 1998-11-17 | Mitsubishi Denki Kabushiki Kaisha | Evaluating the lifetime and reliability of a TFT in a stress test using gate voltage and temperature measurements |
US6674291B1 (en) * | 2000-10-30 | 2004-01-06 | Agere Systems Guardian Corp. | Method and apparatus for determining and/or improving high power reliability in thin film resonator devices, and a thin film resonator device resultant therefrom |
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-
2005
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-
2006
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Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2049365U (zh) * | 1988-09-20 | 1989-12-13 | 谢培义 | 低压漏电保护器测试仪 |
CN1045863A (zh) * | 1989-03-21 | 1990-10-03 | 机械电子工业部上海电器科学研究所 | 漏电保护器测试仪 |
US5838022A (en) * | 1995-04-25 | 1998-11-17 | Mitsubishi Denki Kabushiki Kaisha | Evaluating the lifetime and reliability of a TFT in a stress test using gate voltage and temperature measurements |
US6674291B1 (en) * | 2000-10-30 | 2004-01-06 | Agere Systems Guardian Corp. | Method and apparatus for determining and/or improving high power reliability in thin film resonator devices, and a thin film resonator device resultant therefrom |
Also Published As
Publication number | Publication date |
---|---|
US20070146944A1 (en) | 2007-06-28 |
US7522064B2 (en) | 2009-04-21 |
CN1818686A (zh) | 2006-08-16 |
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