JPH01180138U - - Google Patents
Info
- Publication number
- JPH01180138U JPH01180138U JP7672188U JP7672188U JPH01180138U JP H01180138 U JPH01180138 U JP H01180138U JP 7672188 U JP7672188 U JP 7672188U JP 7672188 U JP7672188 U JP 7672188U JP H01180138 U JPH01180138 U JP H01180138U
- Authority
- JP
- Japan
- Prior art keywords
- filter
- test signal
- signal
- applying
- generating
- 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
- 230000001681 protective effect Effects 0.000 claims description 2
- 238000007689 inspection Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Testing Electric Properties And Detecting Electric Faults (AREA)
- Breakers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7672188U JPH01180138U (OSRAM) | 1988-06-09 | 1988-06-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7672188U JPH01180138U (OSRAM) | 1988-06-09 | 1988-06-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01180138U true JPH01180138U (OSRAM) | 1989-12-25 |
Family
ID=31301733
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7672188U Pending JPH01180138U (OSRAM) | 1988-06-09 | 1988-06-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01180138U (OSRAM) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6212325A (ja) * | 1985-07-05 | 1987-01-21 | 株式会社日立製作所 | 静止形保護継電器の点検方式 |
-
1988
- 1988-06-09 JP JP7672188U patent/JPH01180138U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6212325A (ja) * | 1985-07-05 | 1987-01-21 | 株式会社日立製作所 | 静止形保護継電器の点検方式 |