JPH02110941U - - Google Patents
Info
- Publication number
- JPH02110941U JPH02110941U JP1902689U JP1902689U JPH02110941U JP H02110941 U JPH02110941 U JP H02110941U JP 1902689 U JP1902689 U JP 1902689U JP 1902689 U JP1902689 U JP 1902689U JP H02110941 U JPH02110941 U JP H02110941U
- Authority
- JP
- Japan
- Prior art keywords
- motor
- coil
- thermal relay
- protection device
- protection
- 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
- Protection Of Generators And Motors (AREA)
Description
図は本考案一実施例の要部回路構成図。
１……サーマルリレー、２……電動機、３……
コイル、５……押しボタンスイツチ、６……電源
、７……電磁スイツチ、８……励磁コイル。
The figure is a circuit diagram of a main part of an embodiment of the present invention. 1...Thermal relay, 2...Electric motor, 3...
Coil, 5...push button switch, 6...power supply, 7...electromagnetic switch, 8...excitation coil.
Claims (1)
レーが電動機内に設けられ、このサーマルリレー
の外周に前記電動機の主電流が通電されるコイル
が回巻されたこと、 を特徴とする電動機の保護装置。 ２ 前記コイルの線径及び回巻数が前記電動機の
保護温度に対応して決定されることを特徴とす請
求項１に記載の電動機の保護装置。[Claims for Utility Model Registration] 1. A thermal relay for opening and closing the main circuit of the motor is provided in the motor, and a coil to which the main current of the motor is applied is wound around the outer circumference of the thermal relay; A protection device for electric motors featuring: 2. The motor protection device according to claim 1, wherein the wire diameter and the number of turns of the coil are determined in accordance with the protection temperature of the motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1902689U JPH02110941U (en) | 1989-02-21 | 1989-02-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1902689U JPH02110941U (en) | 1989-02-21 | 1989-02-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02110941U true JPH02110941U (en) | 1990-09-05 |
Family
ID=31234181
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1902689U Pending JPH02110941U (en) | 1989-02-21 | 1989-02-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02110941U (en) |
-
1989
- 1989-02-21 JP JP1902689U patent/JPH02110941U/ja active Pending