CN110265969B - 一种双重保护电路的ia型电源安全栅电路 - Google Patents
一种双重保护电路的ia型电源安全栅电路 Download PDFInfo
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- CN110265969B CN110265969B CN201910676850.6A CN201910676850A CN110265969B CN 110265969 B CN110265969 B CN 110265969B CN 201910676850 A CN201910676850 A CN 201910676850A CN 110265969 B CN110265969 B CN 110265969B
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- current
- protection circuit
- power supply
- fuse
- protector
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- 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
- H02H3/20—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 excess voltage
- H02H3/202—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 excess voltage for dc systems
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- 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
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- Emergency Protection Circuit Devices (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
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CN201910676850.6A CN110265969B (zh) | 2019-07-25 | 2019-07-25 | 一种双重保护电路的ia型电源安全栅电路 |
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CN201910676850.6A CN110265969B (zh) | 2019-07-25 | 2019-07-25 | 一种双重保护电路的ia型电源安全栅电路 |
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CN110265969A CN110265969A (zh) | 2019-09-20 |
CN110265969B true CN110265969B (zh) | 2021-06-29 |
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Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN114552528B (zh) * | 2022-04-26 | 2022-07-19 | 成都运达科技股份有限公司 | 一种列车lcu保护电路及其故障检测方法 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201188584Y (zh) * | 2008-05-05 | 2009-01-28 | 煤炭科学研究总院重庆研究院 | 一种煤矿用大容量本质安全电源 |
CN101582587A (zh) * | 2008-12-30 | 2009-11-18 | 无锡虹叶腾文电子科技有限公司 | 一种安全栅 |
CN201846070U (zh) * | 2010-11-12 | 2011-05-25 | 重庆市智能水表有限责任公司 | 一种m-bus总线本质安全栅 |
CN203039337U (zh) * | 2013-01-11 | 2013-07-03 | 淮南市宝鼎工贸有限责任公司 | 一种低功耗本质安全栅 |
CN203607842U (zh) * | 2013-12-05 | 2014-05-21 | 北京华凯润通石油机械有限公司 | 以太网齐纳式安全栅 |
CN206255774U (zh) * | 2016-11-28 | 2017-06-16 | 河南世通电气自动化控制有限公司 | 一种防爆起重机用本安电路及防爆起重机 |
CN207184050U (zh) * | 2017-09-22 | 2018-04-03 | 上海海栌门控科技有限公司 | 一种防爆安全栅 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2081167U (zh) * | 1991-02-07 | 1991-07-17 | 乐清县自动化仪表五厂 | 本质安全栅 |
CN204886162U (zh) * | 2015-07-09 | 2015-12-16 | 苏州倍加福防爆电气有限公司 | 一种齐纳式安全栅 |
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2019
- 2019-07-25 CN CN201910676850.6A patent/CN110265969B/zh active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201188584Y (zh) * | 2008-05-05 | 2009-01-28 | 煤炭科学研究总院重庆研究院 | 一种煤矿用大容量本质安全电源 |
CN101582587A (zh) * | 2008-12-30 | 2009-11-18 | 无锡虹叶腾文电子科技有限公司 | 一种安全栅 |
CN201846070U (zh) * | 2010-11-12 | 2011-05-25 | 重庆市智能水表有限责任公司 | 一种m-bus总线本质安全栅 |
CN203039337U (zh) * | 2013-01-11 | 2013-07-03 | 淮南市宝鼎工贸有限责任公司 | 一种低功耗本质安全栅 |
CN203607842U (zh) * | 2013-12-05 | 2014-05-21 | 北京华凯润通石油机械有限公司 | 以太网齐纳式安全栅 |
CN206255774U (zh) * | 2016-11-28 | 2017-06-16 | 河南世通电气自动化控制有限公司 | 一种防爆起重机用本安电路及防爆起重机 |
CN207184050U (zh) * | 2017-09-22 | 2018-04-03 | 上海海栌门控科技有限公司 | 一种防爆安全栅 |
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CN110265969A (zh) | 2019-09-20 |
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Inventor after: Chen Bing Inventor after: Wu Jiale Inventor after: Quan Taifeng Inventor after: Cheng Yuhan Inventor after: Ma Cheng Inventor after: Chen Gang Inventor before: Chen Bing Inventor before: Wu Jiale Inventor before: Quan Taifeng Inventor before: Cheng Yuhan Inventor before: Ma Cheng Inventor before: Chen Gang |
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