JPS6238044U - - Google Patents
Info
- Publication number
- JPS6238044U JPS6238044U JP12713285U JP12713285U JPS6238044U JP S6238044 U JPS6238044 U JP S6238044U JP 12713285 U JP12713285 U JP 12713285U JP 12713285 U JP12713285 U JP 12713285U JP S6238044 U JPS6238044 U JP S6238044U
- Authority
- JP
- Japan
- Prior art keywords
- power supply
- relay
- diode
- forward voltage
- protection circuit
- 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 1
- 238000010586 diagram Methods 0.000 description 2
Description
第1図はこの考案の一実施例による電源逆接続
保護回路を示す系統図、第2図は従来の電源逆接
続保護回路の系統図である。
図中、1は装置、2は電源制御部、3,4は入
力端子、5はダイオード、6は順電流、7は逆電
流、8は電源制御部、9はダイオード、10はリ
レー、10aはリレー接点(制御部)、11はダ
イオード、12は装置電流、13は制御電流であ
る。なお、図中、同一符号は同一、又は相当部分
を示す。
FIG. 1 is a system diagram showing a power supply reverse connection protection circuit according to an embodiment of the present invention, and FIG. 2 is a system diagram of a conventional power supply reverse connection protection circuit. In the figure, 1 is the device, 2 is the power supply control unit, 3 and 4 are input terminals, 5 is the diode, 6 is the forward current, 7 is the reverse current, 8 is the power supply control unit, 9 is the diode, 10 is the relay, and 10a is the A relay contact (control unit), 11 is a diode, 12 is a device current, and 13 is a control current. In addition, in the figures, the same reference numerals indicate the same or equivalent parts.
Claims (1)
前記直流電源の順電圧及び逆電圧を検出するダイ
オードと、前記ダイオードの順電圧検出で動作す
るリレーと、前記リレーの動作により電源ライン
の閉路制御を行なうリレー接点よりなる制御部と
を有する電源逆接続保護回路。 Provided between the input terminals connected to the DC power supply,
A power supply reverser comprising: a diode that detects the forward voltage and reverse voltage of the DC power supply; a relay that operates based on the forward voltage detection of the diode; and a control section that includes a relay contact that controls closing of the power supply line by the operation of the relay. Connection protection circuit.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12713285U JPS6238044U (en) | 1985-08-20 | 1985-08-20 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12713285U JPS6238044U (en) | 1985-08-20 | 1985-08-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6238044U true JPS6238044U (en) | 1987-03-06 |
Family
ID=31021589
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP12713285U Pending JPS6238044U (en) | 1985-08-20 | 1985-08-20 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6238044U (en) |
-
1985
- 1985-08-20 JP JP12713285U patent/JPS6238044U/ja active Pending