JPS59109233U - Protective relay device for transformers - Google Patents
Protective relay device for transformersInfo
- Publication number
- JPS59109233U JPS59109233U JP275183U JP275183U JPS59109233U JP S59109233 U JPS59109233 U JP S59109233U JP 275183 U JP275183 U JP 275183U JP 275183 U JP275183 U JP 275183U JP S59109233 U JPS59109233 U JP S59109233U
- Authority
- JP
- Japan
- Prior art keywords
- transformer
- transformers
- breaker
- primary
- relay
- 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
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図、第２図、第３図は従来装置を示す回路図、第４
図は本考案による変圧器の保護継電装置の一実施例を適
用した電力系統の構成を示す系統図、第５図および第６
図は第４図で示したものの制御回路を示す回路図である
。
２．３・・・変圧器、４． ５． ６． ７・・・しゃ
断器、４’、５’、６’、？’・・・引外しコイル、８
，９゜１０．１１・・・変張器、１２． １３． １４
． １５・・・過電流継電器、１６・・・３相電力方向
継電器。
第３図
第６図Figures 1, 2, and 3 are circuit diagrams showing conventional devices;
Figures 5 and 6 are system diagrams showing the configuration of a power system to which an embodiment of the transformer protective relay device according to the present invention is applied.
This figure is a circuit diagram showing the control circuit shown in FIG. 4. 2.3...Transformer, 4. 5. 6. 7...breaker, 4', 5', 6',? '...Tripping coil, 8
,9゜10.11...Transformer, 12. 13. 14
．． 15... Overcurrent relay, 16... 3-phase power direction relay. Figure 3 Figure 6
Claims (1)
変圧器を前記各しゃ断器を介して並列接続した系統にお
ける変圧器の保護継電装置において、前記各変圧器の１
次側および２次側にそれぞれ設けられた過電流継電器と
、前記各変圧器の２次側電路にそれぞれ設けられかつ２
次回路を互いに交叉接続した変流器と、これら変流器２
次回路の交叉接続部に電流回路を差動接続した電力方向
継電器とを備え、一方の変圧器の１次および２次側しゃ
断器の引外し回路は、電力方向継電器の正方向動作と、
この一方の変圧器の１次お主び２次側に設けた対応する
過電流継電器の動作とを条件に附勢され、また他方の変
圧器の１次および２次側しゃ断器の引外し回路は電力方
向継電器の逆方向動作と、この他方の変圧器の１次およ
び２次側に設けた対応する過電流継電器の動作とを条件
に附勢されるように接続した変圧器の保護継電装置。゛In a protective relay device for a transformer in a system in which two transformers each having a breaker on the primary side and a breaker on the secondary side are connected in parallel via the breaker, one of the transformers
An overcurrent relay provided on the next side and the secondary side, respectively, and an overcurrent relay provided on the secondary side circuit of each transformer and two
Current transformers with the following circuits cross-connected to each other, and these current transformers 2
A power direction relay having a current circuit differentially connected to the cross-connection part of the next circuit;
It is energized subject to the operation of the corresponding overcurrent relay provided on the primary and secondary sides of one transformer, and the trip circuit of the primary and secondary side breaker of the other transformer. is the protective relay of a transformer connected in such a way that it is energized subject to the reverse direction operation of the power directional relay and the operation of the corresponding overcurrent relay provided on the primary and secondary sides of this other transformer. Device.゛
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP275183U JPS59109233U (en) | 1983-01-14 | 1983-01-14 | Protective relay device for transformers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP275183U JPS59109233U (en) | 1983-01-14 | 1983-01-14 | Protective relay device for transformers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59109233U true JPS59109233U (en) | 1984-07-23 |
Family
ID=30134404
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP275183U Pending JPS59109233U (en) | 1983-01-14 | 1983-01-14 | Protective relay device for transformers |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59109233U (en) |
-
1983
- 1983-01-14 JP JP275183U patent/JPS59109233U/en active Pending
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