CN201733087U - Protection circuit and protection system of direct current (DC) port - Google Patents
Protection circuit and protection system of direct current (DC) port Download PDFInfo
- Publication number
- CN201733087U CN201733087U CN2010202204104U CN201020220410U CN201733087U CN 201733087 U CN201733087 U CN 201733087U CN 2010202204104 U CN2010202204104 U CN 2010202204104U CN 201020220410 U CN201020220410 U CN 201020220410U CN 201733087 U CN201733087 U CN 201733087U
- Authority
- CN
- China
- Prior art keywords
- voltage
- circuit
- protective device
- port
- protection 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 - Lifetime
Links
Images
Landscapes
- Emergency Protection Circuit Devices (AREA)
Abstract
Description
Claims (7)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2010202204104U CN201733087U (en) | 2010-06-07 | 2010-06-07 | Protection circuit and protection system of direct current (DC) port |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2010202204104U CN201733087U (en) | 2010-06-07 | 2010-06-07 | Protection circuit and protection system of direct current (DC) port |
Publications (1)
Publication Number | Publication Date |
---|---|
CN201733087U true CN201733087U (en) | 2011-02-02 |
Family
ID=43524243
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2010202204104U Expired - Lifetime CN201733087U (en) | 2010-06-07 | 2010-06-07 | Protection circuit and protection system of direct current (DC) port |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN201733087U (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108808649A (en) * | 2018-08-31 | 2018-11-13 | 茂硕科技有限公司 | A kind of surging protection circuit |
CN109274279A (en) * | 2017-07-17 | 2019-01-25 | 台达电子工业股份有限公司 | Power supply unit |
CN114744602A (en) * | 2022-04-15 | 2022-07-12 | 华为技术有限公司 | Protection circuit and terminal equipment |
-
2010
- 2010-06-07 CN CN2010202204104U patent/CN201733087U/en not_active Expired - Lifetime
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109274279A (en) * | 2017-07-17 | 2019-01-25 | 台达电子工业股份有限公司 | Power supply unit |
US10498222B2 (en) | 2017-07-17 | 2019-12-03 | Delta Electronics, Inc. | Power supply |
CN108808649A (en) * | 2018-08-31 | 2018-11-13 | 茂硕科技有限公司 | A kind of surging protection circuit |
CN114744602A (en) * | 2022-04-15 | 2022-07-12 | 华为技术有限公司 | Protection circuit and terminal equipment |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN204089181U (en) | A kind of lightning surge protection circuit and LED drive power | |
CN104779593B (en) | A kind of DC solid circuit breaker and its control method | |
CN104753044B (en) | A kind of hybrid all solid state high voltage direct-current breaker topology structure | |
CN103646805B (en) | A kind of direct-current breaker topology | |
CN100580835C (en) | Breaker synchronous controller and control method thereof | |
CN104242229A (en) | Multi-break hybrid direct current breaker | |
CN203589741U (en) | Inrush current-restraining noncontact low-voltage capacitor fling-cut switch | |
CN103346528A (en) | Current limiting type hybrid direct-current circuit breaker based on power electronic combination switch | |
CN202917967U (en) | Lightning protection device of direct-current power supply | |
CN102035188B (en) | Novel thyristor overvoltage protection method | |
CN106877300A (en) | A kind of low-voltage direct breaker and test method | |
CN103681039A (en) | High-voltage direct-current breaker topology | |
CN201733087U (en) | Protection circuit and protection system of direct current (DC) port | |
CN104009613A (en) | By-pass switch trigger device of MMC flexible direct-current electronic module | |
CN203339687U (en) | High speed and high frequency signal port surge protection circuit | |
CN103986148A (en) | Lightning protection circuit of RS485 communication line | |
CN106024497A (en) | Auxiliary circuit for high-short-circuit turn-off direct current circuit breaker and control method for auxiliary circuit | |
CN201234130Y (en) | Lightning arrester circuit for communication equipment | |
CN202121317U (en) | Lightning protection device having overvoltage and overcurrent protection functions | |
CN201282332Y (en) | Surge-proof circuit | |
CN202650896U (en) | High voltage direct current hybrid circuit breaker with buffer circuit | |
CN203339665U (en) | Novel distributed series compensation system | |
CN203984229U (en) | A kind of by-pass switch trigger equipment of MMC flexible DC power transmission submodule | |
CN203932994U (en) | A kind of low-voltage dc power supply port surge protection circuit | |
CN110311353A (en) | A kind of current-limiting type mixed DC breaker and current limliting method for dividing |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CP01 | Change in the name or title of a patent holder |
Address after: 518129 Building 2, B District, Bantian HUAWEI base, Longgang District, Shenzhen, Guangdong. Patentee after: Huawei terminal (Shenzhen) Co.,Ltd. Address before: 518129 Building 2, B District, Bantian HUAWEI base, Longgang District, Shenzhen, Guangdong. Patentee before: HUAWEI DEVICE Co.,Ltd. |
|
CP01 | Change in the name or title of a patent holder | ||
TR01 | Transfer of patent right |
Effective date of registration: 20181221 Address after: 523808 Southern Factory Building (Phase I) Project B2 Production Plant-5, New Town Avenue, Songshan Lake High-tech Industrial Development Zone, Dongguan City, Guangdong Province Patentee after: HUAWEI DEVICE Co.,Ltd. Address before: 518129 Building 2, B District, Bantian HUAWEI base, Longgang District, Shenzhen, Guangdong. Patentee before: Huawei terminal (Shenzhen) Co.,Ltd. |
|
TR01 | Transfer of patent right | ||
CX01 | Expiry of patent term |
Granted publication date: 20110202 |
|
CX01 | Expiry of patent term |