JPS60135097U - Induction motor control circuit - Google Patents
Induction motor control circuitInfo
- Publication number
- JPS60135097U JPS60135097U JP1984020873U JP2087384U JPS60135097U JP S60135097 U JPS60135097 U JP S60135097U JP 1984020873 U JP1984020873 U JP 1984020873U JP 2087384 U JP2087384 U JP 2087384U JP S60135097 U JPS60135097 U JP S60135097U
- Authority
- JP
- Japan
- Prior art keywords
- switch
- induction motor
- circuit
- branch
- phase
- 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
- Control Of Ac Motors In General (AREA)
- Stopping Of Electric Motors (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図は従来の誘導電動機の制御回路を示す回路図、第
２図は本考案の一実施例を示す回路図である。
１Ａ〜ＩＣ・・・三相母線、ＳＩＡ〜Ｓａｃ・・・誘導
電動機用スイッチ、２Ａ〜２Ｃ・・・第１の分岐路、・
３・・・進相回路、４Ａ、４Ｃ・・・第２の分岐路、５
・・・ブレーキ回路、５ｉ３Ａ ” Ｓ ６Ｃ・・・進
相回路用スイッチ、Ｓ７八９ Ｓ７Ｃ・・・ブレーキ回
路用スイッチ、Ｎ１・・・誘導電動機。FIG. 1 is a circuit diagram showing a conventional control circuit for an induction motor, and FIG. 2 is a circuit diagram showing an embodiment of the present invention. 1A to IC...three-phase busbar, SIA to Sac...induction motor switch, 2A to 2C...first branch path,
3... Phase advance circuit, 4A, 4C... Second branch path, 5
...Brake circuit, 5i3A'' S6C...Switch for phase advance circuit, S789 S7C...Switch for brake circuit, N1...Induction motor.
Claims (1)
導電動機用スイッチと、この誘動電動機用スイッチの負
荷側において前記三相母線から夫々分岐された３本の第
１の分岐路と、この第１の分岐路１こ接続された、進相
コンデンサを組み合わせて成る進相回路と、前記第１の
分岐路のうちの２本の各々に設けられた進相回路用スイ
ッチと、前記誘電動機用スイッチの負荷側において前記
三相母線のうちの２相から夫々分岐された２本の第２の
分岐と、この第２の分岐路に接続され、当該第２の分岐
路よりの電流が遮断されたときに誘導電動機のブレーキ
作用を生じさせると共に、第２の分岐路よりの電流が供
給されたときに前記ブレーキ要用を開放させるブレーキ
回路と、前記第２の分岐路のうちの１本に設けられたブ
レーキ回路用スイッチとを有し、前記進相回路用スイッ
チとブレーキ回路用スイッチとを共通の三相用の開閉器
の各スイッチにより構成したことを特徴とする誘導電動
機の制御回路。an induction motor switch provided on each of the three-phase busbars to which the induction motor is connected; and three first branch paths branched from the three-phase busbars on the load side of the induction motor switch, respectively; A phase advance circuit formed by combining a phase advance capacitor connected to one of the first branch paths, a phase advance circuit switch provided in each of two of the first branch paths, and the dielectric Two second branches branched from two phases of the three-phase bus on the load side of the motive switch are connected to the second branch path, and the current from the second branch path is connected to the second branch path. a brake circuit that causes a braking action of the induction motor when cut off and releases the braking requirement when a current from a second branch is supplied; and one of the second branch. A control for an induction motor, characterized in that the switch for the brake circuit is provided in the main circuit, and the switch for the phase advance circuit and the switch for the brake circuit are configured by switches of a common three-phase switch. circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984020873U JPS60135097U (en) | 1984-02-16 | 1984-02-16 | Induction motor control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984020873U JPS60135097U (en) | 1984-02-16 | 1984-02-16 | Induction motor control circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60135097U true JPS60135097U (en) | 1985-09-07 |
Family
ID=30511759
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1984020873U Pending JPS60135097U (en) | 1984-02-16 | 1984-02-16 | Induction motor control circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60135097U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004007333A1 (en) * | 2002-07-10 | 2004-01-22 | Mitsubishi Denki Kabushiki Kaisha | Controller of elevator |
| EP4346084A1 (en) * | 2022-09-29 | 2024-04-03 | Guangzhou Haoyang Electronic Co., Ltd. | Motor assembly for slowing down falling speed of stage light fixture on power failure, and stage light fixture |
-
1984
- 1984-02-16 JP JP1984020873U patent/JPS60135097U/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004007333A1 (en) * | 2002-07-10 | 2004-01-22 | Mitsubishi Denki Kabushiki Kaisha | Controller of elevator |
| EP4346084A1 (en) * | 2022-09-29 | 2024-04-03 | Guangzhou Haoyang Electronic Co., Ltd. | Motor assembly for slowing down falling speed of stage light fixture on power failure, and stage light fixture |
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