JPH0265041U - - Google Patents
Info
- Publication number
- JPH0265041U JPH0265041U JP14383288U JP14383288U JPH0265041U JP H0265041 U JPH0265041 U JP H0265041U JP 14383288 U JP14383288 U JP 14383288U JP 14383288 U JP14383288 U JP 14383288U JP H0265041 U JPH0265041 U JP H0265041U
- Authority
- JP
- Japan
- Prior art keywords
- motor
- impedance
- power
- coil
- supply line
- 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
- 238000004804 winding Methods 0.000 claims description 2
- 230000001052 transient effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Emergency Protection Circuit Devices (AREA)
Description
図面は本考案の一実施例を示すもので、第１図
は電気回路図、第２図はタイムチヤートである。
図面中、１は電機子巻線、２はコイル、３は電
源供給線である。
The drawings show an embodiment of the present invention, and FIG. 1 is an electric circuit diagram, and FIG. 2 is a time chart. In the drawings, 1 is an armature winding, 2 is a coil, and 3 is a power supply line.
Claims (1)
源投入後過渡現象を生ずる時間との積以下のイン
ピーダンスを有するコイルを、電源供給線と電動
機の電機子巻線との間に直列に接続したことを特
徴とする電動機の保護装置。 A coil having an impedance less than the product of 1/l n 2, the wave impedance of the motor, and the time during which a transient phenomenon occurs after power-on is connected in series between the power supply line and the armature winding of the motor. Features a protection device for electric motors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14383288U JPH0265041U (en) | 1988-11-02 | 1988-11-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14383288U JPH0265041U (en) | 1988-11-02 | 1988-11-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0265041U true JPH0265041U (en) | 1990-05-16 |
Family
ID=31411008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14383288U Pending JPH0265041U (en) | 1988-11-02 | 1988-11-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0265041U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS557041B2 (en) * | 1972-05-19 | 1980-02-21 |
-
1988
- 1988-11-02 JP JP14383288U patent/JPH0265041U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS557041B2 (en) * | 1972-05-19 | 1980-02-21 |
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