CN201278464Y - 光纤电流差动保护装置 - Google Patents
光纤电流差动保护装置 Download PDFInfo
- Publication number
- CN201278464Y CN201278464Y CNU2008201360606U CN200820136060U CN201278464Y CN 201278464 Y CN201278464 Y CN 201278464Y CN U2008201360606 U CNU2008201360606 U CN U2008201360606U CN 200820136060 U CN200820136060 U CN 200820136060U CN 201278464 Y CN201278464 Y CN 201278464Y
- Authority
- CN
- China
- Prior art keywords
- unit
- current differential
- differential protection
- module
- human
- 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
Images
Landscapes
- Emergency Protection Circuit Devices (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2008201360606U CN201278464Y (zh) | 2008-09-27 | 2008-09-27 | 光纤电流差动保护装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2008201360606U CN201278464Y (zh) | 2008-09-27 | 2008-09-27 | 光纤电流差动保护装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN201278464Y true CN201278464Y (zh) | 2009-07-22 |
Family
ID=40896054
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNU2008201360606U Expired - Fee Related CN201278464Y (zh) | 2008-09-27 | 2008-09-27 | 光纤电流差动保护装置 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN201278464Y (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105226621A (zh) * | 2015-11-03 | 2016-01-06 | 成都交大许继电气有限责任公司 | 一种适用于高速铁路的分布式光纤纵差保护***及方法 |
CN106059089A (zh) * | 2016-07-21 | 2016-10-26 | 芜湖航飞科技股份有限公司 | 一种基于北斗的智能化光纤差动保护装置 |
-
2008
- 2008-09-27 CN CNU2008201360606U patent/CN201278464Y/zh not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105226621A (zh) * | 2015-11-03 | 2016-01-06 | 成都交大许继电气有限责任公司 | 一种适用于高速铁路的分布式光纤纵差保护***及方法 |
CN105226621B (zh) * | 2015-11-03 | 2018-05-29 | 成都交大许继电气有限责任公司 | 一种适用于高速铁路的分布式光纤纵差保护*** |
CN106059089A (zh) * | 2016-07-21 | 2016-10-26 | 芜湖航飞科技股份有限公司 | 一种基于北斗的智能化光纤差动保护装置 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN101030711B (zh) | 微机保护测控装置 | |
CN201667535U (zh) | 电力***线路保护测控装置 | |
CN108107357A (zh) | 带有自诊断功能的开关信号检测电路 | |
CN103901356A (zh) | 微机直流***故障监测装置及其监测方法 | |
CN105911344A (zh) | 一种支持漏电保护的智能电能表 | |
CN115825638B (zh) | 一种配电网单相接地故障综合判断***及方法 | |
CN201278463Y (zh) | 数字式母联保护装置 | |
CN102290803B (zh) | 微电网继电保护方法及装置 | |
CN208782464U (zh) | 一种智能电弧光保护装置 | |
CN201278464Y (zh) | 光纤电流差动保护装置 | |
CN201278459Y (zh) | 数字式变压器保护装置 | |
CN201667561U (zh) | 电力***变压器后备保护测控装置 | |
CN112540292B (zh) | 一种断路器动作次数计数装置及方法 | |
CN201282357Y (zh) | 数字式备用电源自投装置 | |
CN201260072Y (zh) | 数字式电动机保护装置 | |
CN201260069Y (zh) | 数字式线路保护装置 | |
CN201260070Y (zh) | 数字式电容器保护装置 | |
CN2717084Y (zh) | 高压真空断路器的智能化控制保护装置 | |
CN201294152Y (zh) | 一种电压互感器微机监测与消谐装置 | |
CN209561923U (zh) | 一种智能型铁路弱电***电源防雷配电装置 | |
CN204408009U (zh) | 变电站用交流电源监控装置 | |
CN201234125Y (zh) | 小电流接地***单相接地故障自动处理装置 | |
CN203193252U (zh) | 数字式变压器保护装置 | |
CN202231422U (zh) | 数字式线路保护装置 | |
CN103248016A (zh) | 短波紫外光母线保护装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: SHANXI NANZI JINNENG AUTOMATION CO., LTD. Free format text: FORMER NAME: SHANXI NANZI JINNENG AUTOMATION COMPLETE SET CO., LTD. |
|
CP01 | Change in the name or title of a patent holder |
Address after: North Street Center 030006 Shanxi city of Taiyuan province high tech Development Zone No. 3 Building 10 morning rain Patentee after: NANZI JINNENG AUTOMATION Co.,Ltd. Address before: North Street Center 030006 Shanxi city of Taiyuan province high tech Development Zone No. 3 Building 10 morning rain Patentee before: SHANXI NANZI JINNENG AUTOMATION Co.,Ltd. |
|
CP03 | Change of name, title or address |
Address after: North Street Center 030006 Shanxi city of Taiyuan province high tech Development Zone No. 3 Building 10 morning rain Patentee after: SHANXI NANZI JINNENG AUTOMATION Co.,Ltd. Address before: 030006 Shanxi city of Taiyuan province high tech Zone Industrial Road No. 48 building two layer A New Island Technology Park Patentee before: Shanxi Nanzi Jinneng Automation Complete Set Co.,Ltd. |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090722 Termination date: 20160927 |
|
CF01 | Termination of patent right due to non-payment of annual fee |