JPS62132639U - - Google Patents
Info
- Publication number
- JPS62132639U JPS62132639U JP1835386U JP1835386U JPS62132639U JP S62132639 U JPS62132639 U JP S62132639U JP 1835386 U JP1835386 U JP 1835386U JP 1835386 U JP1835386 U JP 1835386U JP S62132639 U JPS62132639 U JP S62132639U
- Authority
- JP
- Japan
- Prior art keywords
- connect
- reed switch
- circuit
- load
- series
- 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
- 235000014676 Phragmites communis Nutrition 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 5
- 230000002457 bidirectional effect Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Emergency Protection Circuit Devices (AREA)
Description
図は本考案の過電流検出装置の回路図を示す。
１：交流電源、２：負荷、３：双方向性サイリ
スタ、４：リードスイツチ、５：リレー、６：リ
レー接点、７：一方向性サイリスタ、８：負荷制
御部、９：電流検知コイル、１０：出力端子。
The figure shows a circuit diagram of the overcurrent detection device of the present invention. 1: AC power supply, 2: Load, 3: Bidirectional thyristor, 4: Reed switch, 5: Relay, 6: Relay contact, 7: Unidirectional thyristor, 8: Load control section, 9: Current detection coil, 10 : Output terminal.
Claims (1)
荷を接続した回路（以下負荷回路という。）を設
け、前記双方向性サイリスタを負荷制御部にて制
御する装置において、前記負荷回路に直列にリー
ドスイツチに巻回した電流検知コイルとリレー接
点を接続し、一方、リレーコイルと一方向性サイ
リスタを直列に接続し、リードスイツチと抵抗を
直列に接続し、前記３個の回路を並列に電源に接
続し、前記一方向性サイリスタのゲートを前記リ
ードスイツチの回路に接続し、前記電流検知コイ
ルで過電流を検出し、前記リードスイツチを閉じ
、前記リレーコイルを励磁し、前記リレー接点を
開放し、負荷回路をしや断するよう構成した過電
流検出装置。 In a device in which a bidirectional thyristor is provided with a circuit (hereinafter referred to as a load circuit) in which a load such as a motor and a solenoid valve is connected, and the bidirectional thyristor is controlled by a load control section, a reed switch is connected in series to the load circuit. Connect the current detection coil wound around the relay contact to the relay contact, connect the relay coil and unidirectional thyristor in series, connect the reed switch and resistor in series, and connect the above three circuits in parallel to the power source. connecting the gate of the unidirectional thyristor to the circuit of the reed switch, detecting an overcurrent with the current detection coil, closing the reed switch, energizing the relay coil, and opening the relay contact; An overcurrent detection device configured to quickly disconnect the load circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1835386U JPS62132639U (en) | 1986-02-12 | 1986-02-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1835386U JPS62132639U (en) | 1986-02-12 | 1986-02-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62132639U true JPS62132639U (en) | 1987-08-21 |
Family
ID=30811949
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1835386U Pending JPS62132639U (en) | 1986-02-12 | 1986-02-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62132639U (en) |
-
1986
- 1986-02-12 JP JP1835386U patent/JPS62132639U/ja active Pending