JPS63149146U - - Google Patents
Info
- Publication number
- JPS63149146U JPS63149146U JP3948187U JP3948187U JPS63149146U JP S63149146 U JPS63149146 U JP S63149146U JP 3948187 U JP3948187 U JP 3948187U JP 3948187 U JP3948187 U JP 3948187U JP S63149146 U JPS63149146 U JP S63149146U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- detection circuit
- contact
- earth leakage
- open
- 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.)
- Granted
Links
- 238000001514 detection method Methods 0.000 claims description 10
- 230000002159 abnormal effect Effects 0.000 claims description 6
- 230000007935 neutral effect Effects 0.000 claims description 5
- 230000005856 abnormality Effects 0.000 claims 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims 1
- 238000012544 monitoring process Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 2
Landscapes
- Emergency Protection Circuit Devices (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987039481U JPH066673Y2 (ja) | 1987-03-18 | 1987-03-18 | 単3中性線欠相保護付漏電ブレ−カ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987039481U JPH066673Y2 (ja) | 1987-03-18 | 1987-03-18 | 単3中性線欠相保護付漏電ブレ−カ |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS63149146U true JPS63149146U (enrdf_load_stackoverflow) | 1988-09-30 |
JPH066673Y2 JPH066673Y2 (ja) | 1994-02-16 |
Family
ID=30852687
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1987039481U Expired - Lifetime JPH066673Y2 (ja) | 1987-03-18 | 1987-03-18 | 単3中性線欠相保護付漏電ブレ−カ |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH066673Y2 (enrdf_load_stackoverflow) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6485522A (en) * | 1987-09-26 | 1989-03-30 | Matsushita Electric Works Ltd | Open-phase breaker |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5471628U (enrdf_load_stackoverflow) * | 1977-10-31 | 1979-05-22 | ||
JPS54147640U (enrdf_load_stackoverflow) * | 1978-04-06 | 1979-10-13 |
-
1987
- 1987-03-18 JP JP1987039481U patent/JPH066673Y2/ja not_active Expired - Lifetime
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5471628U (enrdf_load_stackoverflow) * | 1977-10-31 | 1979-05-22 | ||
JPS54147640U (enrdf_load_stackoverflow) * | 1978-04-06 | 1979-10-13 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6485522A (en) * | 1987-09-26 | 1989-03-30 | Matsushita Electric Works Ltd | Open-phase breaker |
Also Published As
Publication number | Publication date |
---|---|
JPH066673Y2 (ja) | 1994-02-16 |
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