JPH0461071U - - Google Patents
Info
- Publication number
- JPH0461071U JPH0461071U JP10363190U JP10363190U JPH0461071U JP H0461071 U JPH0461071 U JP H0461071U JP 10363190 U JP10363190 U JP 10363190U JP 10363190 U JP10363190 U JP 10363190U JP H0461071 U JPH0461071 U JP H0461071U
- Authority
- JP
- Japan
- Prior art keywords
- section
- output
- voltage
- charging
- alarm
- 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 description 3
- 239000003990 capacitor Substances 0.000 claims 1
- 230000005674 electromagnetic induction Effects 0.000 claims 1
- 239000000284 extract Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Emergency Protection Circuit Devices (AREA)
- Measurement Of Current Or Voltage (AREA)
- Emergency Alarm Devices (AREA)
Description
図面は本考案の１実施例を示すもので、第１図
はブロツク配線図、第２図は具体的回路図である
。
１は警報装置、２は電流路、３は検出部、６は
整流充電部、７は基準電圧設定部、８は電圧比較
部、９は通電制御部、１０は警報音発生部。
The drawings show one embodiment of the present invention; FIG. 1 is a block wiring diagram, and FIG. 2 is a specific circuit diagram. 1 is an alarm device, 2 is a current path, 3 is a detection section, 6 is a rectifier charging section, 7 is a reference voltage setting section, 8 is a voltage comparison section, 9 is an energization control section, and 10 is an alarm sound generation section.
Claims (1)
電磁誘導して電圧として取り出す検出部と、上記
検出部からの電圧を整流してコンデンサーに充電
する整流充電部と、上記整流充電部からの出力に
より予め設定した基準電圧を出力する基準電圧設
定部と、上記基準電圧設定部からの出力と前記し
た整流充電部からの出力とを入力して比較し、整
流充電部の出力が基準電圧設定部の出力より高い
場合に信号を出力する電圧比較部と、前記した整
流充電部の出力と上記した電圧比較部の出力とを
入力して警報信号を出力し、上記した両出力の差
が大きいほど警報信号の状態を変化させる通電制
御部と、上記通電制御部からの出力により警報音
を発生し、通電制御部からの警報信号の状態が変
化すると警報音の音調が変化する警報発生部とを
有する過大電流の警報装置。 A detection section that electromagnetically induces the current flowing through the current path using an electromagnetic induction sensor and extracts it as a voltage, a rectification charging section that rectifies the voltage from the detection section and charging the capacitor, and a preset value based on the output from the rectification charging section. The output from the reference voltage setting section and the output from the rectifying charging section described above are input and compared, and the output of the rectifying charging section is higher than the output of the reference voltage setting section. A voltage comparator unit outputs a signal when the voltage is high, and outputs an alarm signal by inputting the output of the rectifying charging unit and the output of the voltage comparator unit described above. An overcurrent comprising an energization control section that changes the state, and an alarm generation section that generates an alarm sound by output from the energization control section and changes the tone of the alarm sound when the state of the alarm signal from the energization control section changes. alarm device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10363190U JPH0461071U (en) | 1990-10-03 | 1990-10-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10363190U JPH0461071U (en) | 1990-10-03 | 1990-10-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0461071U true JPH0461071U (en) | 1992-05-26 |
Family
ID=31848584
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10363190U Pending JPH0461071U (en) | 1990-10-03 | 1990-10-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0461071U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5755231B2 (en) * | 1973-10-04 | 1982-11-22 |
-
1990
- 1990-10-03 JP JP10363190U patent/JPH0461071U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5755231B2 (en) * | 1973-10-04 | 1982-11-22 |
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