JPS59155880U - Large current prevention circuit when power is turned on - Google Patents
Large current prevention circuit when power is turned onInfo
- Publication number
- JPS59155880U JPS59155880U JP4841083U JP4841083U JPS59155880U JP S59155880 U JPS59155880 U JP S59155880U JP 4841083 U JP4841083 U JP 4841083U JP 4841083 U JP4841083 U JP 4841083U JP S59155880 U JPS59155880 U JP S59155880U
- Authority
- JP
- Japan
- Prior art keywords
- power
- turned
- load
- large current
- prevention 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
Landscapes
- Power Conversion In General (AREA)
- Thyristors (AREA)
- Emergency Protection Circuit Devices (AREA)
- Control Of Voltage And Current In General (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図はこの従来の電源投入時における大電流防止回路
の構成を示す回路図、第２図はこの考案の電源投入時に
おける大電流防止回路の一実施例の構成を示す回路図、
第３図はこの考案の電源投入時における大電流防止回路
における印加電圧と時間によるグラフを示す図である。
１・・・トランス、６・・・トライアック、７・・・投
入電流監視回路、８・・・コントロール回路、９・・・
インジケータ、Ｅ・・・ＡＣコンセント、ＳＷ・・・ス
イッチ。FIG. 1 is a circuit diagram showing the configuration of this conventional large current prevention circuit when power is turned on, and FIG. 2 is a circuit diagram showing the configuration of an embodiment of the large current prevention circuit when power is turned on according to this invention.
FIG. 3 is a diagram showing a graph of applied voltage versus time in the large current prevention circuit when the power is turned on according to the present invention. 1... Transformer, 6... Triac, 7... Closing current monitoring circuit, 8... Control circuit, 9...
Indicator, E...AC outlet, SW...switch.
Claims (1)
負荷電圧を制御する双方向性サイリスタと、入力電圧、
負荷電流または負荷電圧を監視する監視手段と、電源投
入時から定常状態に達するまでの時間を計測する機能を
有するとともに、上記監視手段の出力を受けて上記入力
電圧、負荷電流、負荷電圧が規定以下になるように、上
記双方向性サイリスタの点弧位相角を制御するコントロ
ール回路とによりなる電源投入時における大電流防止回
路。A bidirectional thyristor that is connected between the power supply and the load and controls the input current or load voltage according to the firing angle;
It has a monitoring means for monitoring the load current or load voltage, and a function for measuring the time from when the power is turned on until reaching a steady state, and the input voltage, load current, and load voltage are regulated based on the output of the monitoring means. A large current prevention circuit when the power is turned on, comprising a control circuit for controlling the firing phase angle of the bidirectional thyristor, as shown below.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4841083U JPS59155880U (en) | 1983-03-31 | 1983-03-31 | Large current prevention circuit when power is turned on |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4841083U JPS59155880U (en) | 1983-03-31 | 1983-03-31 | Large current prevention circuit when power is turned on |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59155880U true JPS59155880U (en) | 1984-10-19 |
Family
ID=30178941
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4841083U Pending JPS59155880U (en) | 1983-03-31 | 1983-03-31 | Large current prevention circuit when power is turned on |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59155880U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62149231U (en) * | 1986-03-12 | 1987-09-21 |
-
1983
- 1983-03-31 JP JP4841083U patent/JPS59155880U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62149231U (en) * | 1986-03-12 | 1987-09-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS59155880U (en) | Large current prevention circuit when power is turned on | |
| JPS5923556U (en) | Gas proportional control valve drive device | |
| JPS6077287U (en) | Inrush current prevention circuit | |
| JPS5846293U (en) | Induction motor control device | |
| JPS6010121Y2 (en) | solid state relay | |
| JPS60138388U (en) | Inrush current suppression circuit for power supply equipment | |
| JPS63187589U (en) | ||
| JPS6178310U (en) | ||
| JPS60181183U (en) | power supply | |
| JPS59138395U (en) | rectifier | |
| JPS60618U (en) | Control device | |
| JPS59126315U (en) | stabilized power supply | |
| JPS60140111U (en) | power supply | |
| JPS6038076U (en) | power supply | |
| JPS5890086U (en) | phase control device | |
| JPS58196587U (en) | Switching type constant voltage power supply | |
| JPH01176350U (en) | ||
| JPS5975789U (en) | Inverter operation control circuit | |
| JPS59173493U (en) | Electric motor speed control device | |
| JPS58183083U (en) | Inrush current limit circuit | |
| JPS5866896U (en) | Inverter control circuit | |
| JPS605300U (en) | AC generator voltage control device | |
| JPS6125614U (en) | soft start power supply | |
| JPS58150114U (en) | Stabilized power supply circuit | |
| JPS6038092U (en) | Secondary resistance controlled induction motor control device |