JPS51118249A - Thyristor protecting device for elevator motor control - Google Patents
Thyristor protecting device for elevator motor controlInfo
- Publication number
- JPS51118249A JPS51118249A JP50043039A JP4303975A JPS51118249A JP S51118249 A JPS51118249 A JP S51118249A JP 50043039 A JP50043039 A JP 50043039A JP 4303975 A JP4303975 A JP 4303975A JP S51118249 A JPS51118249 A JP S51118249A
- Authority
- JP
- Japan
- Prior art keywords
- motor control
- thyristor
- elevator motor
- protecting device
- embedding
- 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
- Maintenance And Inspection Apparatuses For Elevators (AREA)
- Elevator Control (AREA)
- Protection Of Generators And Motors (AREA)
- Control Of Direct Current Motors (AREA)
Abstract
PURPOSE: To make it possible to use an elevator motor control thyristor to its full rated capacity by embedding a heat sensitive device in a cooling fin.
COPYRIGHT: (C)1976,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50043039A JPS51118249A (en) | 1975-04-08 | 1975-04-08 | Thyristor protecting device for elevator motor control |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50043039A JPS51118249A (en) | 1975-04-08 | 1975-04-08 | Thyristor protecting device for elevator motor control |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS51118249A true JPS51118249A (en) | 1976-10-18 |
Family
ID=12652756
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50043039A Pending JPS51118249A (en) | 1975-04-08 | 1975-04-08 | Thyristor protecting device for elevator motor control |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS51118249A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55115574A (en) * | 1979-02-27 | 1980-09-05 | Tokyo Shibaura Electric Co | Elevator operation apparatus |
JPS55115575A (en) * | 1979-02-27 | 1980-09-05 | Tokyo Shibaura Electric Co | Elevator operation apparatus |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS473608U (en) * | 1971-02-05 | 1972-09-06 | ||
JPS4920268U (en) * | 1972-05-25 | 1974-02-20 | ||
JPS4977337A (en) * | 1972-11-29 | 1974-07-25 |
-
1975
- 1975-04-08 JP JP50043039A patent/JPS51118249A/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS473608U (en) * | 1971-02-05 | 1972-09-06 | ||
JPS4920268U (en) * | 1972-05-25 | 1974-02-20 | ||
JPS4977337A (en) * | 1972-11-29 | 1974-07-25 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55115574A (en) * | 1979-02-27 | 1980-09-05 | Tokyo Shibaura Electric Co | Elevator operation apparatus |
JPS55115575A (en) * | 1979-02-27 | 1980-09-05 | Tokyo Shibaura Electric Co | Elevator operation apparatus |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS51118249A (en) | Thyristor protecting device for elevator motor control | |
JPS51147290A (en) | Semiconductor device | |
JPS51130944A (en) | Safety device for a heat exchanger | |
JPS5351809A (en) | Control device for electric motor vehicle | |
JPS5336622A (en) | Control device of induction electric motor | |
JPS51130818A (en) | Thyristor leonade device | |
JPS5219217A (en) | Overcurrent limiting device | |
JPS5270778A (en) | Semiconductor device | |
JPS5263582A (en) | Speed instruction circuit | |
JPS5245017A (en) | Control device of induction motor | |
JPS5225225A (en) | Rectifying device | |
JPS5232140A (en) | Heat absorbing device | |
JPS5290797A (en) | Cooling control device for container | |
JPS51127418A (en) | Brake circuit for motor | |
JPS5282189A (en) | Semiconductor device | |
JPS52147065A (en) | Semiconductor device | |
JPS5368556A (en) | Gate circuit for gate turn-off thyristor | |
JPS51147288A (en) | Semiconductor device | |
JPS51140571A (en) | Method for forming a semiconductor protective film | |
JPS5313126A (en) | Chopper controller for motor | |
JPS5359811A (en) | Control device of commutator-less motor | |
JPS5261962A (en) | Semiconductor device | |
JPS51142739A (en) | Defrosting device for cooler | |
JPS53126275A (en) | Semiconductor device | |
JPS51119928A (en) | Inverter protecting device |