JPS52143464A - Calculator type protective relay system - Google Patents
Calculator type protective relay systemInfo
- Publication number
- JPS52143464A JPS52143464A JP5999176A JP5999176A JPS52143464A JP S52143464 A JPS52143464 A JP S52143464A JP 5999176 A JP5999176 A JP 5999176A JP 5999176 A JP5999176 A JP 5999176A JP S52143464 A JPS52143464 A JP S52143464A
- Authority
- JP
- Japan
- Prior art keywords
- relay system
- protective relay
- type protective
- calculator type
- calculator
- 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
- Emergency Protection Circuit Devices (AREA)
Abstract
PURPOSE: To prevent error operation at bad rime of calculator, by judging the fact of trouble generation and judging whether trouble that protective operation is required is generated or not.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5999176A JPS52143464A (en) | 1976-05-26 | 1976-05-26 | Calculator type protective relay system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5999176A JPS52143464A (en) | 1976-05-26 | 1976-05-26 | Calculator type protective relay system |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS52143464A true JPS52143464A (en) | 1977-11-30 |
Family
ID=13129134
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5999176A Pending JPS52143464A (en) | 1976-05-26 | 1976-05-26 | Calculator type protective relay system |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS52143464A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04208023A (en) * | 1990-11-30 | 1992-07-29 | Toshiba Corp | Digital protective relay device |
JP2007312525A (en) * | 2006-05-19 | 2007-11-29 | Hitachi Ltd | Digital protection control apparatus |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5138644A (en) * | 1974-09-30 | 1976-03-31 | Tokyo Electric Power Co |
-
1976
- 1976-05-26 JP JP5999176A patent/JPS52143464A/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5138644A (en) * | 1974-09-30 | 1976-03-31 | Tokyo Electric Power Co |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04208023A (en) * | 1990-11-30 | 1992-07-29 | Toshiba Corp | Digital protective relay device |
JP2007312525A (en) * | 2006-05-19 | 2007-11-29 | Hitachi Ltd | Digital protection control apparatus |
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