JPS646786U - - Google Patents
Info
- Publication number
- JPS646786U JPS646786U JP9971287U JP9971287U JPS646786U JP S646786 U JPS646786 U JP S646786U JP 9971287 U JP9971287 U JP 9971287U JP 9971287 U JP9971287 U JP 9971287U JP S646786 U JPS646786 U JP S646786U
- Authority
- JP
- Japan
- Prior art keywords
- smoothing capacitor
- excitation coil
- positive
- switch
- full
- 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
- 239000003990 capacitor Substances 0.000 claims description 6
- 230000005284 excitation Effects 0.000 claims description 6
- 238000009499 grossing Methods 0.000 claims description 6
- 230000002265 prevention Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
Description
第１図はこの考案に係る直流電源回路の一例を
示す電気回路図、第２図は従来の直流電源回路を
示す電気回路図である。
ＢＳＣ…全波整流回路、Ｃ…平滑コンデンサ、
Ｄ…逆流防止用ダイオード、Ｐ１，Ｐ２…出力端
子、ＲＣ…励磁コイル、ＳＷ…スイツチ、ＺＬＣ
…電子回路。
FIG. 1 is an electric circuit diagram showing an example of a DC power supply circuit according to this invention, and FIG. 2 is an electric circuit diagram showing a conventional DC power supply circuit. BSC...Full wave rectifier circuit, C...Smoothing capacitor,
D... Backflow prevention diode, P 1 , P 2 ... Output terminal, RC... Excitation coil, SW... Switch, ZLC
...electronic circuit.
Claims (1)
チを介して接続された電磁継電器の励磁コイルと
、上記スイツチと励磁コイルとの直列体の後段側
に位置して上記１対の出力端子間に接続された平
滑コンデンサと、この平滑コンデンサに並列接続
された電子回路と、上記スイツチと励磁コイルと
の直列体と上記平滑コンデンサとの間に位置して
アノードが上記正の出力端子側に接続され、カソ
ードが平滑コンデンサの正電位端に接続された逆
流防止用ダイオードとを具備したことを特徴とす
る直流電源回路。 An excitation coil of an electromagnetic relay connected between a pair of positive and negative output terminals of a full-wave rectifier circuit via a switch, and an excitation coil of an electromagnetic relay connected between a pair of positive and negative output terminals of a full-wave rectifier circuit, and an excitation coil of an electromagnetic relay connected between a pair of output terminals of a full-wave rectifier circuit located at the latter stage of a series body of the switch and excitation coil. a smoothing capacitor connected to the smoothing capacitor, an electronic circuit connected in parallel to this smoothing capacitor, a series body of the switch and excitation coil, and the smoothing capacitor, and an anode connected to the positive output terminal side. and a backflow prevention diode whose cathode is connected to the positive potential end of the smoothing capacitor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9971287U JPS646786U (en) | 1987-06-29 | 1987-06-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9971287U JPS646786U (en) | 1987-06-29 | 1987-06-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS646786U true JPS646786U (en) | 1989-01-13 |
Family
ID=31327128
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9971287U Pending JPS646786U (en) | 1987-06-29 | 1987-06-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS646786U (en) |
-
1987
- 1987-06-29 JP JP9971287U patent/JPS646786U/ja active Pending