JPS58112035U - Induction motor power switching circuit - Google Patents
Induction motor power switching circuitInfo
- Publication number
- JPS58112035U JPS58112035U JP889582U JP889582U JPS58112035U JP S58112035 U JPS58112035 U JP S58112035U JP 889582 U JP889582 U JP 889582U JP 889582 U JP889582 U JP 889582U JP S58112035 U JPS58112035 U JP S58112035U
- Authority
- JP
- Japan
- Prior art keywords
- induction motor
- switching circuit
- power switching
- motor power
- power supply
- 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
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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
図はこの考案の一実施例による電源切替回路を示す回路
図である。図において、1は誘導電動機、2は第1の切
替スイッチ、3は可変周波数変換装置、4は第2の切替
スイッチ、5は商用電源線、6は抵抗器、7は第3の切
替スイッチである。The figure is a circuit diagram showing a power supply switching circuit according to an embodiment of this invention. In the figure, 1 is an induction motor, 2 is a first changeover switch, 3 is a variable frequency converter, 4 is a second changeover switch, 5 is a commercial power line, 6 is a resistor, and 7 is a third changeover switch. be.
Claims (1)
たは第2の切替スイッチを経て商用電源からのいずれか
から給電されて運転される誘導電動機において、前記変
換装置による運転から前記商用電源による運転に切替え
る際、前記誘導電動機を抵抗器でもって短絡するための
第3の切替スイッチを備えたことを特徴とする誘導電動
機の電源切替回路。In an induction motor that is operated by being supplied with power either from a variable frequency converter via a first changeover switch or from a commercial power supply via a second changeover switch, the operation changes from operation by the converter to operation by the commercial power supply. A power supply switching circuit for an induction motor, comprising a third switch for short-circuiting the induction motor with a resistor when switching.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP889582U JPS58112035U (en) | 1982-01-25 | 1982-01-25 | Induction motor power switching circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP889582U JPS58112035U (en) | 1982-01-25 | 1982-01-25 | Induction motor power switching circuit |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS58112035U true JPS58112035U (en) | 1983-07-30 |
Family
ID=30021568
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP889582U Pending JPS58112035U (en) | 1982-01-25 | 1982-01-25 | Induction motor power switching circuit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS58112035U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62233025A (en) * | 1986-04-03 | 1987-10-13 | 株式会社東芝 | Changeover of driving source |
JP2014131423A (en) * | 2012-12-28 | 2014-07-10 | Panasonic Corp | Power feeding system, and switching device |
-
1982
- 1982-01-25 JP JP889582U patent/JPS58112035U/en active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62233025A (en) * | 1986-04-03 | 1987-10-13 | 株式会社東芝 | Changeover of driving source |
JP2014131423A (en) * | 2012-12-28 | 2014-07-10 | Panasonic Corp | Power feeding system, and switching device |
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