JPH03111197U - - Google Patents
Info
- Publication number
- JPH03111197U JPH03111197U JP1990020244U JP2024490U JPH03111197U JP H03111197 U JPH03111197 U JP H03111197U JP 1990020244 U JP1990020244 U JP 1990020244U JP 2024490 U JP2024490 U JP 2024490U JP H03111197 U JPH03111197 U JP H03111197U
- Authority
- JP
- Japan
- Prior art keywords
- phase
- capacitor
- relay
- power source
- induction motor
- 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
- 230000006698 induction Effects 0.000 claims description 5
- 238000004804 winding Methods 0.000 claims description 5
- 239000003990 capacitor Substances 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Control Of Ac Motors In General (AREA)
Description
第１図は、この考案の一実施例による単相誘電
電動機の運転装置をする接続図、第２図は従来の
単相誘導電動機の運転装置を示す接続図、第３図
は従来の装置での瞬停復電時の電圧と電動機トル
クを示す図である。
１は単相誘導電動機、２は電動機一次巻線のう
ちの第１相巻線、３は同じく第２相巻線、４はコ
ンデンサ、７は架線、８はリレー、９はそのｂ接
点、１０は放電抵抗器である。なお、図中、同一
符号は同一または相当部分を示す。
Fig. 1 is a connection diagram showing the operating device for a single-phase induction motor according to an embodiment of this invention, Fig. 2 is a connection diagram showing the operating device for a conventional single-phase induction motor, and Fig. 3 is a connection diagram showing the operating device for a conventional single-phase induction motor. FIG. 3 is a diagram showing the voltage and motor torque when the power is restored from an instantaneous power failure. 1 is a single-phase induction motor, 2 is the first phase winding of the motor's primary winding, 3 is the second phase winding, 4 is a capacitor, 7 is an overhead wire, 8 is a relay, 9 is its B contact, 10 is the discharge resistor. In addition, in the figures, the same reference numerals indicate the same or corresponding parts.
Claims (1)
及び第２相巻線、この第２相巻線と直列に接続さ
れたコンデンサ、上記単相交流電源の電圧が所定
値以下に低下したとき動作するリレー、このリレ
ーの動作に応じて上記コンデンサと並列に接続さ
れ該コンデンサのエネルギーを消費させる放電抵
抗器を備えたコンデンサ形単相誘導電動機の運転
装置。 When the voltage of the first and second phase windings connected to a single-phase AC power source, the capacitor connected in series with this second phase winding, and the single-phase AC power source drops below a predetermined value. A driving device for a capacitor-type single-phase induction motor, comprising a relay that operates, and a discharge resistor that is connected in parallel with the capacitor and consumes the energy of the capacitor according to the operation of the relay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990020244U JPH03111197U (en) | 1990-02-28 | 1990-02-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990020244U JPH03111197U (en) | 1990-02-28 | 1990-02-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03111197U true JPH03111197U (en) | 1991-11-14 |
Family
ID=31523339
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990020244U Pending JPH03111197U (en) | 1990-02-28 | 1990-02-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03111197U (en) |
-
1990
- 1990-02-28 JP JP1990020244U patent/JPH03111197U/ja active Pending
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