CN112271730B - 一种用于主辅电源切换供电的电气控制箱 - Google Patents
一种用于主辅电源切换供电的电气控制箱 Download PDFInfo
- Publication number
- CN112271730B CN112271730B CN202011169660.4A CN202011169660A CN112271730B CN 112271730 B CN112271730 B CN 112271730B CN 202011169660 A CN202011169660 A CN 202011169660A CN 112271730 B CN112271730 B CN 112271730B
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- Prior art keywords
- power supply
- contact
- supply circuit
- relay
- circuit
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/007—Arrangements for selectively connecting the load or loads to one or several among a plurality of power lines or power sources
- H02J3/0073—Arrangements for selectively connecting the load or loads to one or several among a plurality of power lines or power sources for providing alternative feeding paths between load and source when the main path fails, e.g. transformers, busbars
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
- H02J9/062—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems for AC powered loads
Abstract
Description
Claims (9)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202011169660.4A CN112271730B (zh) | 2020-10-28 | 2020-10-28 | 一种用于主辅电源切换供电的电气控制箱 |
Applications Claiming Priority (1)
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CN202011169660.4A CN112271730B (zh) | 2020-10-28 | 2020-10-28 | 一种用于主辅电源切换供电的电气控制箱 |
Publications (2)
Publication Number | Publication Date |
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CN112271730A CN112271730A (zh) | 2021-01-26 |
CN112271730B true CN112271730B (zh) | 2022-06-24 |
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CN202011169660.4A Active CN112271730B (zh) | 2020-10-28 | 2020-10-28 | 一种用于主辅电源切换供电的电气控制箱 |
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CN (1) | CN112271730B (zh) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4841162A (en) * | 1988-07-14 | 1989-06-20 | Lay Bor Cherng | Limiter switching apparatus |
JPH09308111A (ja) * | 1996-05-20 | 1997-11-28 | Fuji Electric Co Ltd | 太陽光発電システムの運転方法 |
CN205377436U (zh) * | 2016-02-05 | 2016-07-06 | 中国船舶重工集团公司第七一三研究所 | 一种双电源自动切换装置 |
CN207939262U (zh) * | 2018-01-01 | 2018-10-02 | 国网宁夏电力有限公司吴忠供电公司 | 强油循环风冷变压器冷却控制系统 |
CN208971236U (zh) * | 2018-08-31 | 2019-06-11 | 正泰电气股份有限公司 | 一种变压器冷却控制柜主备电源自动切换回路 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5892297A (en) * | 1997-01-27 | 1999-04-06 | Penoyer; Carlton L. | Power transfer system |
CN201563003U (zh) * | 2009-10-29 | 2010-08-25 | 保定天威集团有限公司 | 大型电力变压器风冷控制箱双电源切换装置 |
CN108063491B (zh) * | 2018-01-01 | 2024-01-23 | 国网宁夏电力有限公司吴忠供电公司 | 强油循环风冷变压器冷却控制系统 |
CN210806845U (zh) * | 2019-12-12 | 2020-06-19 | 巨邦集团有限公司 | 一种双电源开关切换电路 |
-
2020
- 2020-10-28 CN CN202011169660.4A patent/CN112271730B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4841162A (en) * | 1988-07-14 | 1989-06-20 | Lay Bor Cherng | Limiter switching apparatus |
JPH09308111A (ja) * | 1996-05-20 | 1997-11-28 | Fuji Electric Co Ltd | 太陽光発電システムの運転方法 |
CN205377436U (zh) * | 2016-02-05 | 2016-07-06 | 中国船舶重工集团公司第七一三研究所 | 一种双电源自动切换装置 |
CN207939262U (zh) * | 2018-01-01 | 2018-10-02 | 国网宁夏电力有限公司吴忠供电公司 | 强油循环风冷变压器冷却控制系统 |
CN208971236U (zh) * | 2018-08-31 | 2019-06-11 | 正泰电气股份有限公司 | 一种变压器冷却控制柜主备电源自动切换回路 |
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CN112271730A (zh) | 2021-01-26 |
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Application publication date: 20210126 Assignee: Jiaxing Leying New Energy Co.,Ltd. Assignor: ZHEJIANG JAROL SCIENTIFIC INSTRUMENT Co.,Ltd. Contract record no.: X2023330000367 Denomination of invention: An electrical control box for switching power supply between main and auxiliary power sources Granted publication date: 20220624 License type: Common License Record date: 20230630 |
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EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20210126 Assignee: Jiaxing Leyao New Energy Co.,Ltd. Assignor: ZHEJIANG JAROL SCIENTIFIC INSTRUMENT Co.,Ltd. Contract record no.: X2023330000384 Denomination of invention: An electrical control box for switching power supply between main and auxiliary power sources Granted publication date: 20220624 License type: Common License Record date: 20230712 |