CN202166673U - 带语音报警功能的实验电源箱 - Google Patents
带语音报警功能的实验电源箱 Download PDFInfo
- Publication number
- CN202166673U CN202166673U CN201120289353XU CN201120289353U CN202166673U CN 202166673 U CN202166673 U CN 202166673U CN 201120289353X U CN201120289353X U CN 201120289353XU CN 201120289353 U CN201120289353 U CN 201120289353U CN 202166673 U CN202166673 U CN 202166673U
- Authority
- CN
- China
- Prior art keywords
- power supply
- protective device
- earth leakage
- leakage protective
- supply case
- 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
- 238000002474 experimental method Methods 0.000 title abstract description 11
- 230000001681 protective effect Effects 0.000 claims description 21
- 238000000034 method Methods 0.000 abstract description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Images
Landscapes
- Emergency Protection Circuit Devices (AREA)
Abstract
Description
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201120289353XU CN202166673U (zh) | 2011-08-10 | 2011-08-10 | 带语音报警功能的实验电源箱 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201120289353XU CN202166673U (zh) | 2011-08-10 | 2011-08-10 | 带语音报警功能的实验电源箱 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN202166673U true CN202166673U (zh) | 2012-03-14 |
Family
ID=45802490
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201120289353XU Expired - Fee Related CN202166673U (zh) | 2011-08-10 | 2011-08-10 | 带语音报警功能的实验电源箱 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN202166673U (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104050763A (zh) * | 2014-05-20 | 2014-09-17 | 国家电网公司 | 一种带语音警示和闪烁发光功能的电气试验警示装置 |
CN104049160A (zh) * | 2014-05-20 | 2014-09-17 | 国家电网公司 | 一种电气试验过程中的语音提示装置 |
CN107425504A (zh) * | 2017-06-08 | 2017-12-01 | 北京望远迅杰科技有限公司 | 一种镜面媒体屏幕的电路结构 |
-
2011
- 2011-08-10 CN CN201120289353XU patent/CN202166673U/zh not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104050763A (zh) * | 2014-05-20 | 2014-09-17 | 国家电网公司 | 一种带语音警示和闪烁发光功能的电气试验警示装置 |
CN104049160A (zh) * | 2014-05-20 | 2014-09-17 | 国家电网公司 | 一种电气试验过程中的语音提示装置 |
CN107425504A (zh) * | 2017-06-08 | 2017-12-01 | 北京望远迅杰科技有限公司 | 一种镜面媒体屏幕的电路结构 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN202166673U (zh) | 带语音报警功能的实验电源箱 | |
CN104866449B (zh) | 一种用于易燃易爆场所电子设备的本安型usb接口电路 | |
CN202815566U (zh) | 隔离式智能安全栅 | |
CN102570400A (zh) | 一种本安型大功率开关变换器输出短路保护装置及方法 | |
CN202997501U (zh) | 高低压保护电路 | |
CN203747633U (zh) | 一种igbt驱动电路 | |
CN202362356U (zh) | 高压带电显示及语音报警装置 | |
CN202997915U (zh) | 一种带剩余电流保护电源适配器 | |
CN204145454U (zh) | 矿用本安型音频数字信号转换器 | |
CN204290088U (zh) | 新型高低压开关柜门 | |
CN203941582U (zh) | 带语音警示和闪烁发光功能的电气试验警示装置 | |
CN203251223U (zh) | 太阳能阵列模拟器高低压整流电路 | |
CN203965535U (zh) | 电气试验过程中的语音提示装置 | |
CN206531907U (zh) | 新能源汽车下线检测的高压安全保护系统 | |
CN202153709U (zh) | 一种变频器 | |
CN203966114U (zh) | 一种用于易燃易爆场所电子设备的本安型usb接口电路 | |
CN102777211B (zh) | 矿用声光语音报警装置 | |
CN202565149U (zh) | 一种宽输入电压范围本质安全型转换器 | |
CN203504130U (zh) | 照明信号综合保护装置 | |
CN202888826U (zh) | 两端口抗干扰电涌保护器 | |
CN202872618U (zh) | 高压隔离密集模块电源 | |
CN204271631U (zh) | 直流输入电压的过压保护电路 | |
CN201584767U (zh) | 视频和监控多功能浪涌保护器 | |
CN203963563U (zh) | 一种耐高压led灯具 | |
CN201717628U (zh) | 压力变送器防浪涌保护电路 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: STATE GRID HEBEI ELECTRIC POWER COMPANY XINGTAI PO Effective date: 20131212 Owner name: STATE ELECTRIC NET CROP. Free format text: FORMER OWNER: XINGTAI POWER SUPPLY COMPANY Effective date: 20131212 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 054001 XINGTAI, HEBEI PROVINCE TO: 100031 XICHENG, BEIJING |
|
TR01 | Transfer of patent right |
Effective date of registration: 20131212 Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Patentee after: State Grid Corporation of China Patentee after: State Grid Hebei Electric Power Company Patentee after: Xingtai Power Supply Branch of State Grid Hebei Electric Power Company Address before: 054001, No. 318 East Street, Xinxing Road, Hebei, Xingtai Patentee before: Xingtai Power Supply Co. |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120314 Termination date: 20180810 |
|
CF01 | Termination of patent right due to non-payment of annual fee |