JPS5254146A - Motor protector - Google Patents
Motor protectorInfo
- Publication number
- JPS5254146A JPS5254146A JP50130750A JP13075075A JPS5254146A JP S5254146 A JPS5254146 A JP S5254146A JP 50130750 A JP50130750 A JP 50130750A JP 13075075 A JP13075075 A JP 13075075A JP S5254146 A JPS5254146 A JP S5254146A
- Authority
- JP
- Japan
- Prior art keywords
- motor
- motor protector
- pulse signals
- value
- flxed
- 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 Linear Motors (AREA)
- Protection Of Generators And Motors (AREA)
Abstract
PURPOSE: To provide a pulse-signal generating circuit which generates pulse signals when the revolutions of a motor come below a flxed value, and motor-stop pulse signals when the motor revolution speed lower than a fixed value intermittently continuous for a fixed length of time.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50130750A JPS5254146A (en) | 1975-10-29 | 1975-10-29 | Motor protector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50130750A JPS5254146A (en) | 1975-10-29 | 1975-10-29 | Motor protector |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5254146A true JPS5254146A (en) | 1977-05-02 |
Family
ID=15041733
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50130750A Pending JPS5254146A (en) | 1975-10-29 | 1975-10-29 | Motor protector |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5254146A (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58154387A (en) * | 1982-03-09 | 1983-09-13 | Matsushita Electric Ind Co Ltd | Brushless dc motor |
JPS58154385A (en) * | 1982-03-05 | 1983-09-13 | Matsushita Electric Ind Co Ltd | Brushless dc motor |
JPS58224590A (en) * | 1982-06-22 | 1983-12-26 | Shibaura Eng Works Co Ltd | Drive circuit for brushless motor |
JPS614496A (en) * | 1984-06-19 | 1986-01-10 | Matsushita Refrig Co | Frequency converter |
-
1975
- 1975-10-29 JP JP50130750A patent/JPS5254146A/en active Pending
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58154385A (en) * | 1982-03-05 | 1983-09-13 | Matsushita Electric Ind Co Ltd | Brushless dc motor |
JPS58154387A (en) * | 1982-03-09 | 1983-09-13 | Matsushita Electric Ind Co Ltd | Brushless dc motor |
JPS58224590A (en) * | 1982-06-22 | 1983-12-26 | Shibaura Eng Works Co Ltd | Drive circuit for brushless motor |
JPS614496A (en) * | 1984-06-19 | 1986-01-10 | Matsushita Refrig Co | Frequency converter |
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