JPS5442638A - Circuit breaker - Google Patents
Circuit breakerInfo
- Publication number
- JPS5442638A JPS5442638A JP10884777A JP10884777A JPS5442638A JP S5442638 A JPS5442638 A JP S5442638A JP 10884777 A JP10884777 A JP 10884777A JP 10884777 A JP10884777 A JP 10884777A JP S5442638 A JPS5442638 A JP S5442638A
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- circuit breaker
- input conversion
- conversion circuit
- composing
- 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.)
- Granted
Links
Landscapes
- Emergency Protection Circuit Devices (AREA)
Abstract
PURPOSE: To raise operational accuracy by composing the input conversion circuit of electronic circuit and by limiting the voltage between the both terminals of the input conversion circuit to a fixed value after the main circuit current exceeds the detection level of short time limit trip circuit.
COPYRIGHT: (C)1979,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10884777A JPS5442638A (en) | 1977-09-12 | 1977-09-12 | Circuit breaker |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10884777A JPS5442638A (en) | 1977-09-12 | 1977-09-12 | Circuit breaker |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5442638A true JPS5442638A (en) | 1979-04-04 |
JPS5525696B2 JPS5525696B2 (en) | 1980-07-08 |
Family
ID=14495083
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP10884777A Granted JPS5442638A (en) | 1977-09-12 | 1977-09-12 | Circuit breaker |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5442638A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56158640U (en) * | 1980-04-25 | 1981-11-26 | ||
JPS60115112A (en) * | 1983-11-24 | 1985-06-21 | 三菱電機株式会社 | Circuit breaker |
-
1977
- 1977-09-12 JP JP10884777A patent/JPS5442638A/en active Granted
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56158640U (en) * | 1980-04-25 | 1981-11-26 | ||
JPS60115112A (en) * | 1983-11-24 | 1985-06-21 | 三菱電機株式会社 | Circuit breaker |
Also Published As
Publication number | Publication date |
---|---|
JPS5525696B2 (en) | 1980-07-08 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS5418664A (en) | Semiconductor switch | |
JPS5442638A (en) | Circuit breaker | |
JPS52147288A (en) | Misoperation prevention equipment | |
JPS51115619A (en) | Dc-dc convertor circuit | |
JPS5281544A (en) | Trip circuit of circuit breaker | |
JPS531845A (en) | Digital protective relay | |
JPS5384138A (en) | Over currenct protective circuit | |
JPS5389951A (en) | Trip circuit for breaker | |
JPS5316843A (en) | Protective relay device | |
JPS5422553A (en) | Constant voltage circuit | |
JPS5372152A (en) | No-fuse circuit breaker | |
JPS5284439A (en) | Ac load broken line detector | |
JPS51142624A (en) | An electric car protective device | |
JPS5381926A (en) | Inverse time circuit | |
JPS52106259A (en) | Voltage-frequency conversion circuit | |
JPS5233053A (en) | Transformer protection relay device | |
JPS5362151A (en) | Checking circuit for circuit breaker | |
JPS5425450A (en) | Protective relay | |
JPS5429546A (en) | Comparison amplifying circuit | |
JPS52150537A (en) | Step-out detector | |
JPS5383049A (en) | Digital protective relay | |
JPS5325849A (en) | Distance relay device | |
JPS5324543A (en) | Enclosed type switchboard | |
JPS5254937A (en) | Stationary type tripping system for circuit breaker | |
JPS51116926A (en) | D.c. converter |