JPH0381569U - - Google Patents
Info
- Publication number
- JPH0381569U JPH0381569U JP14220089U JP14220089U JPH0381569U JP H0381569 U JPH0381569 U JP H0381569U JP 14220089 U JP14220089 U JP 14220089U JP 14220089 U JP14220089 U JP 14220089U JP H0381569 U JPH0381569 U JP H0381569U
- Authority
- JP
- Japan
- Prior art keywords
- ground fault
- zero
- test
- zct
- current transformer
- 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
- 238000004804 winding Methods 0.000 claims description 10
- 238000004092 self-diagnosis Methods 0.000 claims description 4
- 230000001939 inductive effect Effects 0.000 description 2
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
Landscapes
- Testing Electric Properties And Detecting Electric Faults (AREA)
- Emergency Protection Circuit Devices (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14220089U JPH0381569U (en]) | 1989-12-08 | 1989-12-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14220089U JPH0381569U (en]) | 1989-12-08 | 1989-12-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0381569U true JPH0381569U (en]) | 1991-08-20 |
Family
ID=31689039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14220089U Pending JPH0381569U (en]) | 1989-12-08 | 1989-12-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0381569U (en]) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012090023A (ja) * | 2010-10-19 | 2012-05-10 | Audio Technica Corp | 可変指向性マイクロホンユニットおよび可変指向性マイクロホン |
-
1989
- 1989-12-08 JP JP14220089U patent/JPH0381569U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012090023A (ja) * | 2010-10-19 | 2012-05-10 | Audio Technica Corp | 可変指向性マイクロホンユニットおよび可変指向性マイクロホン |
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