JPS63100923U - - Google Patents
Info
- Publication number
- JPS63100923U JPS63100923U JP19612286U JP19612286U JPS63100923U JP S63100923 U JPS63100923 U JP S63100923U JP 19612286 U JP19612286 U JP 19612286U JP 19612286 U JP19612286 U JP 19612286U JP S63100923 U JPS63100923 U JP S63100923U
- Authority
- JP
- Japan
- Prior art keywords
- voltage
- capacitors
- rectifier
- relay
- closes
- 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.)
- Granted
Links
- 239000003990 capacitor Substances 0.000 claims description 7
- 238000009499 grossing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Measurement Of Current Or Voltage (AREA)
- Direct Current Feeding And Distribution (AREA)
Description
第１図ないし第４図はこの考案の電源装置の実
施例を示し、第１図は１実施例の結線図、第２図
ａ，ｂはコンデンサの充電電位、比較器の出力電
位の波形図、第３図および第４図はそれぞれ他の
実施例の一部の結線図、第５図は従来の電源装置
の結線図、第６図は結線説明図である。
１……一端、２……他端、３……整流器、４…
…常閉接点、５，６……コンデンサ、７……負荷
、８……接点、１７……スイツチング電源、２０
，２１……分圧抵抗、２２……比較器、２３……
継電器。
Figures 1 to 4 show an embodiment of the power supply device of this invention, Figure 1 is a wiring diagram of one embodiment, and Figures 2a and 2b are waveform diagrams of the charging potential of the capacitor and the output potential of the comparator. , FIG. 3 and FIG. 4 are partial wiring diagrams of other embodiments, FIG. 5 is a wiring diagram of a conventional power supply device, and FIG. 6 is a wiring diagram. 1... One end, 2... Other end, 3... Rectifier, 4...
... Normally closed contact, 5, 6 ... Capacitor, 7 ... Load, 8 ... Contact, 17 ... Switching power supply, 20
, 21... Voltage dividing resistor, 22... Comparator, 23...
relay.
Claims (1)
間に接続された常閉接点と、 前記整流器の両出力端子間に直列接続された２
個の平滑用コンデンサと、 前記両コンデンサの両端に接続された負荷と、 前記交流電源の他端に接続された前記整流器の
他方の入力端子と、前記両コンデンサの接続点と
の間に接続され、高電圧、低電圧の２種の前記交
流電源に対し開閉して切換える切換器と を備えた電源装置において、 前記両コンデンサの両端に接続され直流の基準
電圧と他の電圧とを出力するスイツチング電源と
、 前記両コンデンサの両端に接続された２個の分
圧抵抗と、 前記基準電圧と前記分圧抵抗の分圧電圧とを比
較する比較器と、 前記比較器の出力端と前記他の電圧の出力端と
の間に接続され前記常閉接点を開閉する継電器と を備えた電源装置。[Claims for Utility Model Registration] A normally closed contact connected between one end of an AC power source and one input terminal of a rectifier, and two contacts connected in series between both output terminals of the rectifier.
a smoothing capacitor, a load connected to both ends of the capacitors, and a load connected between the other input terminal of the rectifier connected to the other end of the AC power supply and a connection point of the capacitors. , a switching device that opens and closes to switch the two types of AC power sources, high voltage and low voltage, and a switching device that is connected to both ends of the capacitors and outputs a DC reference voltage and another voltage. a power source; two voltage dividing resistors connected to both ends of the capacitors; a comparator for comparing the reference voltage and the divided voltage of the voltage dividing resistors; and a relay connected between a voltage output terminal and a relay that opens and closes the normally closed contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19612286U JPH03855Y2 (en) | 1986-12-19 | 1986-12-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19612286U JPH03855Y2 (en) | 1986-12-19 | 1986-12-19 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63100923U true JPS63100923U (en) | 1988-06-30 |
| JPH03855Y2 JPH03855Y2 (en) | 1991-01-11 |
Family
ID=31154650
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19612286U Expired JPH03855Y2 (en) | 1986-12-19 | 1986-12-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03855Y2 (en) |
-
1986
- 1986-12-19 JP JP19612286U patent/JPH03855Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH03855Y2 (en) | 1991-01-11 |