JPH01143246U - - Google Patents
Info
- Publication number
- JPH01143246U JPH01143246U JP3976688U JP3976688U JPH01143246U JP H01143246 U JPH01143246 U JP H01143246U JP 3976688 U JP3976688 U JP 3976688U JP 3976688 U JP3976688 U JP 3976688U JP H01143246 U JPH01143246 U JP H01143246U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- resistor
- relay
- capacitor
- short
- 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
- 230000002265 prevention Effects 0.000 claims description 4
- 239000003990 capacitor Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Emergency Protection Circuit Devices (AREA)
- Relay Circuits (AREA)
Description
第１図は本考案の突入電流防止回路の一実施例
を示す回路図、第２図は従来の突入電流防止回路
の一例を示す回路図である。
１……サーキツトブレーカ、２……時定数回路
、３，３０……継電器遅延回路、４……ダイオー
ド、Ｃ１，Ｃ２……コンデンサ、Ｒ１，Ｒ２……
抵抗、ＲＬ……継電器、ｒｌ，ｒｌ１，ｒｌ２…
…メイク接点。
FIG. 1 is a circuit diagram showing an embodiment of the inrush current prevention circuit of the present invention, and FIG. 2 is a circuit diagram showing an example of a conventional inrush current prevention circuit. 1...Circuit breaker, 2...Time constant circuit, 3, 30...Relay delay circuit, 4...Diode, C1 , C2 ...Capacitor, R1 , R2 ...
Resistance, RL...Relay, rl, rl 1 , rl 2 ...
...Make-up contact point.
Claims (1)
の抵抗を介して第１のコンデンサに印加され且つ
この第１の抵抗を短絡するためのメイク接点を有
する継電器を時定数回路により動作させる継電器
遅延回路に印加する電源入力回路の突入電流防止
回路において、ダイオードを介して前記継電器遅
延回路へ供給する電源を第２の抵抗を介した第２
のコンデンサへ分配し、前記継電器の他のメイク
接点がこの第２の抵抗を短絡するように接続して
なることを特徴とする突入電流防止回路。 One end of the input power supply is connected to the first terminal from the circuit breaker.
In an inrush current prevention circuit of a power input circuit that is applied to a first capacitor through a resistor and applied to a relay delay circuit that operates a relay having a make contact for short-circuiting the first resistor by a time constant circuit. , the power supply to the relay delay circuit via the diode is connected to the second resistor via the second resistor.
An inrush current prevention circuit characterized in that the current is distributed to a capacitor, and the other make contact of the relay is connected to short-circuit the second resistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3976688U JPH01143246U (en) | 1988-03-25 | 1988-03-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3976688U JPH01143246U (en) | 1988-03-25 | 1988-03-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01143246U true JPH01143246U (en) | 1989-10-02 |
Family
ID=31266258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3976688U Pending JPH01143246U (en) | 1988-03-25 | 1988-03-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01143246U (en) |
-
1988
- 1988-03-25 JP JP3976688U patent/JPH01143246U/ja active Pending