KR100712672B1 - 일체식 2단 접점 개폐구조를 갖는 자동복귀형 누전차단기 - Google Patents
일체식 2단 접점 개폐구조를 갖는 자동복귀형 누전차단기 Download PDFInfo
- Publication number
- KR100712672B1 KR100712672B1 KR1020050087409A KR20050087409A KR100712672B1 KR 100712672 B1 KR100712672 B1 KR 100712672B1 KR 1020050087409 A KR1020050087409 A KR 1020050087409A KR 20050087409 A KR20050087409 A KR 20050087409A KR 100712672 B1 KR100712672 B1 KR 100712672B1
- Authority
- KR
- South Korea
- Prior art keywords
- power
- cut
- earth leakage
- current
- 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 - Fee Related
Links
- 230000001012 protector Effects 0.000 claims abstract description 7
- 230000002159 abnormal effect Effects 0.000 claims description 25
- 230000000903 blocking effect Effects 0.000 claims description 25
- 238000001514 detection method Methods 0.000 claims description 10
- 238000011084 recovery Methods 0.000 claims description 5
- 230000000737 periodic effect Effects 0.000 claims description 4
- 230000005856 abnormality Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 claims 1
- 230000006378 damage Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Images
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
- H01H83/02—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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H73/00—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism
- H01H73/22—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism having electrothermal release and no other automatic release
- H01H73/24—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism having electrothermal release and no other automatic release reset by lever
-
- 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
- H01H83/06—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by current falling below a predetermined value
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/02—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess current
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Breakers (AREA)
- Emergency Protection Circuit Devices (AREA)
Abstract
Description
Claims (2)
- 지락, 단락, 과전류의 발생 시 전원을 차단하는 과전류차단장치와, 낙뢰 등에 의한 써지가 유입될 경우 이를 대지로 바이패스 하는 써지보호기와, 과전류 차단기능과 누전 차단기능 및 복귀기능을 수행하기 위하여 영상변류기에서 인가하는 신호를 통해 이상전류감지부에서 이상전류를 검출하고, 이상전류의 검출시 계전기를 차단/복귀를 수행하며, 미소전류발생부를 통해 누전상태 여부를 판단하여 오토리셋부를 통해 자동으로 리셋하는 자동복귀형 누전차단기에 있어서,영상변류기(ZCT)(311)를 통해 이상전류를 감지하여 신호를 인가하면 설정치 이상인지 이하인지 판단하는 이상전류감지부(310)와;이상전류감지부(310)에서 판단한 신호에 의해 차단기를 차단/복귀 동작을 수행하도록 제어하는 누전차단/복귀제어부(320)와;누전차단/복귀제어부(320)에서 인가하는 신호에 의해 전원의 차단 또는 부하의 이상 유,무를 비교, 판정하여 주기적인 펄스를 공급하여 자동으로 인가하는 누전차단/복귀구동부(330)와;누전차단/복귀구동부(330)에서 인가하는 신호에 의해 제2접점측(342)을 제어하여 전원 공급을 제어하는 접점구동부(340)와;전원의 차단시 원인을 해소하기 위해 3~30볼트(V) 인내의 전압을 발생시켜 누전차단/복귀제어부(320)에서 부하의 유무를 확인하도록 하는 미소전압발생부(350)로 구성되는 것을 특징으로 하는 일체식 2단접점 개폐구조를 갖는 자동복귀형 누전차단기.
- 제1항에 있어서,접점구동부(340)는 접점을 단락 또는 접촉시키는 솔레노이드(341)와,솔레노이드(341)에 의해 전원의 인가, 차단하는 제2차측접점(342)으로 구성되는 것을 특징으로 하는 일체식 2단 접점 개폐구조를 갖는 자동복귀형 누전차단기.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020050087409A KR100712672B1 (ko) | 2005-09-20 | 2005-09-20 | 일체식 2단 접점 개폐구조를 갖는 자동복귀형 누전차단기 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020050087409A KR100712672B1 (ko) | 2005-09-20 | 2005-09-20 | 일체식 2단 접점 개폐구조를 갖는 자동복귀형 누전차단기 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20070032863A KR20070032863A (ko) | 2007-03-23 |
KR100712672B1 true KR100712672B1 (ko) | 2007-05-02 |
Family
ID=41560606
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020050087409A Expired - Fee Related KR100712672B1 (ko) | 2005-09-20 | 2005-09-20 | 일체식 2단 접점 개폐구조를 갖는 자동복귀형 누전차단기 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100712672B1 (ko) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100981762B1 (ko) | 2008-06-05 | 2010-09-13 | 한국전력공사 | 누전차단기 자동복구장치 |
KR101000401B1 (ko) * | 2010-09-01 | 2010-12-13 | 이미영 | 자가진단 기능을 갖는 조명장치 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102083600B1 (ko) * | 2018-11-19 | 2020-03-02 | 엘에스산전 주식회사 | 누전 차단기 및 그 누전 차단기의 제어 방법 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR910014976A (ko) * | 1990-01-12 | 1991-08-31 | 시끼 모리야 | 누전경보기능부가 배선용차단기 |
KR20020041973A (ko) | 2000-11-29 | 2002-06-05 | 구자홍 | 누전 차단기 |
-
2005
- 2005-09-20 KR KR1020050087409A patent/KR100712672B1/ko not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR910014976A (ko) * | 1990-01-12 | 1991-08-31 | 시끼 모리야 | 누전경보기능부가 배선용차단기 |
KR20020041973A (ko) | 2000-11-29 | 2002-06-05 | 구자홍 | 누전 차단기 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100981762B1 (ko) | 2008-06-05 | 2010-09-13 | 한국전력공사 | 누전차단기 자동복구장치 |
KR101000401B1 (ko) * | 2010-09-01 | 2010-12-13 | 이미영 | 자가진단 기능을 갖는 조명장치 |
Also Published As
Publication number | Publication date |
---|---|
KR20070032863A (ko) | 2007-03-23 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CA2637280C (en) | Electrical switching apparatus including a second trip circuit responding to failure of a first trip circuit to provide a repetitive signal | |
KR200439685Y1 (ko) | 저압 차단기용 전자식 트립 및 고장 표시 제어 장치 | |
US10312851B2 (en) | Motor drive having function for preventing secondary damage | |
US20180090925A1 (en) | Motor drive | |
KR100990860B1 (ko) | 주전원을 차단하지 않고 기능 점검이 가능한 누전 차단기 및 누전기능 점검방법 | |
EP1569314B1 (en) | Automatic reset device particularly for residual current-operated circuit breakers and the like | |
KR100756011B1 (ko) | 일체식 2단 접점 개폐구조를 갖는 자동복귀형 누전차단기. | |
KR101840288B1 (ko) | 누전차단기 | |
KR200312397Y1 (ko) | 자동복귀형 누전차단기 | |
KR100712672B1 (ko) | 일체식 2단 접점 개폐구조를 갖는 자동복귀형 누전차단기 | |
KR100804520B1 (ko) | 누설 전류를 2단계로 감지하여 오동작을 방지하는 누전차단 방법 및 그 장치 | |
KR100804518B1 (ko) | 누설 전류를 2단계로 감지하여 오동작을 방지하는 누전차단 방법 및 그 장치 | |
KR100554671B1 (ko) | 자동복귀 누전차단기 | |
JP6610173B2 (ja) | 漏電遮断器 | |
JP2000270463A (ja) | 電力供給装置 | |
JP2007116879A (ja) | 自動投入機構を備えたサージ保護装置 | |
US20210376591A1 (en) | Circuit interrupter for interrupting an electric current during fault conditions | |
KR200375233Y1 (ko) | 뇌 전압 보호기능을 구비한 자동복구형 누전차단기 | |
KR100919450B1 (ko) | 누전검출과 트립코일 구동에 분리된 전원을 사용하는 누전차단기 | |
US8116056B2 (en) | Low voltage startup timer for a microcontroller-based circuit breaker | |
JP4716412B2 (ja) | 直流電源装置の過電流保護回路 | |
KR200348727Y1 (ko) | 전원 자동 차단/복구 장치 | |
JP4104279B2 (ja) | 配線用遮断器動作要因判別装置 | |
KR102597199B1 (ko) | 모터 보호 계전기 및 모터 보호 시스템 | |
KR100918926B1 (ko) | 액추에이터용 기동 전력 공급 장치 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
PA0109 | Patent application |
Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 20050920 |
|
PA0201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
PE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event date: 20061024 Patent event code: PE09021S01D |
|
E701 | Decision to grant or registration of patent right | ||
PE0701 | Decision of registration |
Patent event code: PE07011S01D Comment text: Decision to Grant Registration Patent event date: 20070123 |
|
PG1501 | Laying open of application | ||
GRNT | Written decision to grant | ||
PR0701 | Registration of establishment |
Comment text: Registration of Establishment Patent event date: 20070423 Patent event code: PR07011E01D |
|
PR1002 | Payment of registration fee |
Payment date: 20070424 End annual number: 3 Start annual number: 1 |
|
PG1601 | Publication of registration | ||
PR1001 | Payment of annual fee |
Payment date: 20100423 Start annual number: 4 End annual number: 4 |
|
PR1001 | Payment of annual fee |
Payment date: 20110425 Start annual number: 5 End annual number: 5 |
|
PR1001 | Payment of annual fee |
Payment date: 20121023 Start annual number: 6 End annual number: 6 |
|
FPAY | Annual fee payment |
Payment date: 20130423 Year of fee payment: 7 |
|
PR1001 | Payment of annual fee |
Payment date: 20130423 Start annual number: 7 End annual number: 7 |
|
FPAY | Annual fee payment |
Payment date: 20140423 Year of fee payment: 8 |
|
PR1001 | Payment of annual fee |
Payment date: 20140423 Start annual number: 8 End annual number: 8 |
|
FPAY | Annual fee payment |
Payment date: 20151021 Year of fee payment: 9 |
|
PR1001 | Payment of annual fee |
Payment date: 20151021 Start annual number: 9 End annual number: 9 |
|
LAPS | Lapse due to unpaid annual fee | ||
PC1903 | Unpaid annual fee |
Termination category: Default of registration fee Termination date: 20170309 |