JPS63105425U - - Google Patents
Info
- Publication number
- JPS63105425U JPS63105425U JP20407086U JP20407086U JPS63105425U JP S63105425 U JPS63105425 U JP S63105425U JP 20407086 U JP20407086 U JP 20407086U JP 20407086 U JP20407086 U JP 20407086U JP S63105425 U JPS63105425 U JP S63105425U
- Authority
- JP
- Japan
- Prior art keywords
- electric circuit
- main electric
- leakage
- current
- magnitude
- 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.)
- Pending
Links
- 238000001514 detection method Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Emergency Protection Circuit Devices (AREA)
Description
第1図は本考案による漏電遮断器の一実施例を
示すブロツク図、第2図は第1図のLCDの表示
内容の例を示し、Aは常時、Bは遮断部遮断時、
Cはテスト時のそれぞれ表示例、第3図は従来の
漏電遮断器の一例を示すブロツク図である。
1……主電気回路、3……零相変流器、7……
テスト回路、10……増幅器、11……A/D変
換器、12……マイクロコンピユータ、13……
LCD、14……モニタスイツチ、15……電池
。
FIG. 1 is a block diagram showing an embodiment of the earth leakage breaker according to the present invention, and FIG. 2 shows an example of the display contents of the LCD in FIG.
C is a display example during a test, and FIG. 3 is a block diagram showing an example of a conventional earth leakage breaker. 1... Main electric circuit, 3... Zero-phase current transformer, 7...
Test circuit, 10...Amplifier, 11...A/D converter, 12...Microcomputer, 13...
LCD, 14...monitor switch, 15...battery.
Claims (1)
記主電気回路の漏電を模擬した電流を流すテスト
手段を備え、前記主電気回路を駆動電源としてこ
の主電気回路を遮断する漏電遮断器において、前
記テスト手段の動作と前記漏電検出手段の出力に
基づいて前記主電気回路の常時の漏洩電流の大き
さとこの主電気回路遮断時の漏洩電流の大きさを
表示する表示手段、前記主電気回路が遮断したと
き駆動電源となる予備電源供給手段を設けたこと
を特徴とする漏電遮断器。 The earth leakage breaker includes a leakage detection means for detecting a leakage in the main electric circuit, and a test means for passing a current simulating the leakage in the main electric circuit, and uses the main electric circuit as a driving power source to interrupt the main electric circuit. Display means for displaying the magnitude of the leakage current in the main electric circuit at all times and the magnitude of the leakage current when the main electric circuit is interrupted based on the operation of the test means and the output of the leakage detection means; An earth leakage breaker characterized in that it is provided with a standby power supply means that becomes a driving power source when
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP20407086U JPS63105425U (en) | 1986-12-24 | 1986-12-24 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP20407086U JPS63105425U (en) | 1986-12-24 | 1986-12-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS63105425U true JPS63105425U (en) | 1988-07-08 |
Family
ID=31169984
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP20407086U Pending JPS63105425U (en) | 1986-12-24 | 1986-12-24 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS63105425U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013541166A (en) * | 2010-10-20 | 2013-11-07 | シュナイダー エレクトリック ユーエスエイ インコーポレイテッド | Electronic circuit breaker with alternative operation mode using auxiliary power supply |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5720119A (en) * | 1980-04-15 | 1982-02-02 | Westinghouse Electric Corp | Breaker |
JPS6169322A (en) * | 1984-09-13 | 1986-04-09 | 株式会社東芝 | Protective relaying device |
-
1986
- 1986-12-24 JP JP20407086U patent/JPS63105425U/ja active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5720119A (en) * | 1980-04-15 | 1982-02-02 | Westinghouse Electric Corp | Breaker |
JPS6169322A (en) * | 1984-09-13 | 1986-04-09 | 株式会社東芝 | Protective relaying device |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013541166A (en) * | 2010-10-20 | 2013-11-07 | シュナイダー エレクトリック ユーエスエイ インコーポレイテッド | Electronic circuit breaker with alternative operation mode using auxiliary power supply |