JPS549753A - Transformer protective relay system - Google Patents
Transformer protective relay systemInfo
- Publication number
- JPS549753A JPS549753A JP7517177A JP7517177A JPS549753A JP S549753 A JPS549753 A JP S549753A JP 7517177 A JP7517177 A JP 7517177A JP 7517177 A JP7517177 A JP 7517177A JP S549753 A JPS549753 A JP S549753A
- Authority
- JP
- Japan
- Prior art keywords
- relay system
- protective relay
- transformer protective
- transformer
- provision
- 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 Transformers (AREA)
Abstract
PURPOSE: To secure both high sensitivity and high speed with provision of auxiliary winding which maintains mutual electromagnetic coupling to the main winding, but does not accept current load.
COPYRIGHT: (C)1979,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7517177A JPS549753A (en) | 1977-06-23 | 1977-06-23 | Transformer protective relay system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7517177A JPS549753A (en) | 1977-06-23 | 1977-06-23 | Transformer protective relay system |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS549753A true JPS549753A (en) | 1979-01-24 |
Family
ID=13568478
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7517177A Pending JPS549753A (en) | 1977-06-23 | 1977-06-23 | Transformer protective relay system |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS549753A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58136229A (en) * | 1982-02-04 | 1983-08-13 | 日新電機株式会社 | Transformer for instrument with relay error operation preventing unit |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5373339A (en) * | 1976-12-13 | 1978-06-29 | Takaoka Electric Mfg Co Ltd | Method of and device for detecting internal fault of threeephase transformer |
-
1977
- 1977-06-23 JP JP7517177A patent/JPS549753A/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5373339A (en) * | 1976-12-13 | 1978-06-29 | Takaoka Electric Mfg Co Ltd | Method of and device for detecting internal fault of threeephase transformer |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58136229A (en) * | 1982-02-04 | 1983-08-13 | 日新電機株式会社 | Transformer for instrument with relay error operation preventing unit |
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