JPH02109266U - - Google Patents
Info
- Publication number
- JPH02109266U JPH02109266U JP1714189U JP1714189U JPH02109266U JP H02109266 U JPH02109266 U JP H02109266U JP 1714189 U JP1714189 U JP 1714189U JP 1714189 U JP1714189 U JP 1714189U JP H02109266 U JPH02109266 U JP H02109266U
- Authority
- JP
- Japan
- Prior art keywords
- voltage
- alarm sound
- circuit
- commercial power
- power outage
- 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
- 238000010586 diagram Methods 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
Landscapes
- Measurement Of Current Or Voltage (AREA)
- Emergency Protection Circuit Devices (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1714189U JPH02109266U (no) | 1989-02-15 | 1989-02-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1714189U JPH02109266U (no) | 1989-02-15 | 1989-02-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02109266U true JPH02109266U (no) | 1990-08-31 |
Family
ID=31230660
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1714189U Pending JPH02109266U (no) | 1989-02-15 | 1989-02-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02109266U (no) |
-
1989
- 1989-02-15 JP JP1714189U patent/JPH02109266U/ja active Pending