JPS58127821U - anti-phase relay - Google Patents

anti-phase relay

Info

Publication number
JPS58127821U
JPS58127821U JP2371482U JP2371482U JPS58127821U JP S58127821 U JPS58127821 U JP S58127821U JP 2371482 U JP2371482 U JP 2371482U JP 2371482 U JP2371482 U JP 2371482U JP S58127821 U JPS58127821 U JP S58127821U
Authority
JP
Japan
Prior art keywords
phase
detects
phase relay
detection circuit
tripping
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
Application number
JP2371482U
Other languages
Japanese (ja)
Inventor
正己 榊原
Original Assignee
三菱電機株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 三菱電機株式会社 filed Critical 三菱電機株式会社
Priority to JP2371482U priority Critical patent/JPS58127821U/en
Publication of JPS58127821U publication Critical patent/JPS58127821U/en
Pending legal-status Critical Current

Links

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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は従来の反相リレーを示すブロック図、第２図は
本考案の一実施例による反相リレーを示、　すブロック
図である。 図中、同一符号は同一または相当部分を示し、Ｓｌ・・
・変流器、Ｃ１・・・反相検出回路、Ｒ１・・・出力回
路、Ａ２・・・起動検出回路、Ｈｌ・・・保持回路、Ｌ
ＥＤ・・・表示ランプである。゛FIG. 1 is a block diagram showing a conventional anti-phase relay, and FIG. 2 is a block diagram showing an anti-phase relay according to an embodiment of the present invention. In the figures, the same reference numerals indicate the same or corresponding parts, Sl...
・Current transformer, C1... Anti-phase detection circuit, R1... Output circuit, A2... Starting detection circuit, Hl... Holding circuit, L
ED: Indicator lamp.゛

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 負荷電流を検出する変流器と、この変流器の出力信号よ
り反相を検出する反相検出回路と、負荷電流が流れ始め
たことを検出する起動検出回路と、トリップ動作したこ
とを記憶する保持回路と、トリップ動作したことを表示
する表示ランプとを備えた反相リレー。A current transformer that detects the load current, an anti-phase detection circuit that detects anti-phase from the output signal of this current transformer, a start-up detection circuit that detects when the load current starts flowing, and a memory that remembers when a trip operation occurs. An anti-phase relay equipped with a holding circuit to indicate tripping and an indicator lamp to indicate that tripping has occurred.
JP2371482U 1982-02-22 1982-02-22 anti-phase relay Pending JPS58127821U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2371482U JPS58127821U (en) 1982-02-22 1982-02-22 anti-phase relay

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2371482U JPS58127821U (en) 1982-02-22 1982-02-22 anti-phase relay

Publications (1)

Publication Number Publication Date
JPS58127821U true JPS58127821U (en) 1983-08-30

Family

ID=30035736

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2371482U Pending JPS58127821U (en) 1982-02-22 1982-02-22 anti-phase relay

Country Status (1)

Country Link
JP (1) JPS58127821U (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3976919A (en) * 1975-06-04 1976-08-24 Borg-Warner Corporation Phase sequence detector for three-phase AC power system

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3976919A (en) * 1975-06-04 1976-08-24 Borg-Warner Corporation Phase sequence detector for three-phase AC power system

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