JPH01166438U - - Google Patents
Info
- Publication number
- JPH01166438U JPH01166438U JP6262688U JP6262688U JPH01166438U JP H01166438 U JPH01166438 U JP H01166438U JP 6262688 U JP6262688 U JP 6262688U JP 6262688 U JP6262688 U JP 6262688U JP H01166438 U JPH01166438 U JP H01166438U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- power supply
- input
- series circuit
- diode
- 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 2
Description
第1図は本考案の直流入力電源の逆接続保護回
路の一実施例を示す回路図、第2図a,bはそれ
ぞれ従来の第1、第2の例を示す回路図である。
1,2……直流入力端子、3……電源スイツチ
、4,4a,4b……ダイオード、5……抵抗器
、6……メーク接点、7……電源回路、8,9…
…出力端子、10……リレー、11……ヒユーズ
。
FIG. 1 is a circuit diagram showing an embodiment of a reverse connection protection circuit for a DC input power supply according to the present invention, and FIGS. 2a and 2b are circuit diagrams showing first and second conventional examples, respectively. 1, 2... DC input terminal, 3... Power switch, 4, 4a, 4b... Diode, 5... Resistor, 6... Make contact, 7... Power supply circuit, 8, 9...
...output terminal, 10...relay, 11...fuse.
Claims (1)
たダイオードおよび抵抗器の直列回路と前記直流
入力端子に正規の極性の直流電圧が印加されたと
きにのみ前記直列回路の両端を短絡する短絡回路
とを備えることを特徴とする直流入力電源の逆接
続保護回路。 A series circuit of a diode and a resistor inserted between one of the DC input terminals and a power supply circuit, and a short circuit that shorts both ends of the series circuit only when a DC voltage of normal polarity is applied to the DC input terminal. A reverse connection protection circuit for a DC input power supply, comprising:
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6262688U JPH01166438U (en) | 1988-05-11 | 1988-05-11 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6262688U JPH01166438U (en) | 1988-05-11 | 1988-05-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH01166438U true JPH01166438U (en) | 1989-11-21 |
Family
ID=31288219
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6262688U Pending JPH01166438U (en) | 1988-05-11 | 1988-05-11 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH01166438U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2016181461A (en) * | 2015-03-25 | 2016-10-13 | 三浦工業株式会社 | Fuel cell system |
-
1988
- 1988-05-11 JP JP6262688U patent/JPH01166438U/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2016181461A (en) * | 2015-03-25 | 2016-10-13 | 三浦工業株式会社 | Fuel cell system |