JPS63174729U - - Google Patents
Info
- Publication number
- JPS63174729U JPS63174729U JP14896586U JP14896586U JPS63174729U JP S63174729 U JPS63174729 U JP S63174729U JP 14896586 U JP14896586 U JP 14896586U JP 14896586 U JP14896586 U JP 14896586U JP S63174729 U JPS63174729 U JP S63174729U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- abnormality detection
- contact contactor
- detection device
- abnormality
- 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
- 238000001514 detection method Methods 0.000 claims description 14
- 230000005856 abnormality Effects 0.000 claims description 11
- 230000002159 abnormal effect Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 4
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- Electronic Switches (AREA)
Description
第１図ないし第５図は本発明によるＳＳＣ異常
検出装置の一実施例を示し、第１図は概要を示す
ブロツク図、第２図は高電圧側回路の結線図、第
３図は低電圧側回路の結線図、第４図、第５図は
それぞれＳＳＣオン時とオフ時における動作を示
すタイムチヤート、第６図は従来のＳＳＣの異常
検出装置の一例を示すブロツク図である。
２…ＳＳＣ、２ａ，２ｂ，２ｃ…サイリスタ、
４…操作入力検出回路、９…リレー回路、１３…
異常信号検出回路、１４…タイマ回路、１５…異
常検出論理回路、３７…スイツチ回路。
1 to 5 show an embodiment of the SSC abnormality detection device according to the present invention, FIG. 1 is a block diagram showing an overview, FIG. 2 is a wiring diagram of the high voltage side circuit, and FIG. 3 is a low voltage side circuit diagram. 4 and 5 are time charts showing the operation when the SSC is on and off, respectively. FIG. 6 is a block diagram showing an example of a conventional SSC abnormality detection device. 2...SSC, 2a, 2b, 2c...thyristor,
4...operation input detection circuit, 9...relay circuit, 13...
Abnormal signal detection circuit, 14...timer circuit, 15...abnormality detection logic circuit, 37...switch circuit.
Claims (1)
信号を送出する操作入力検出回路と、各相に挿入
されたスイツチング素子のそれぞれの極間電圧を
検出しこの極間電圧に応じたパルス信号を送出す
る異常信号検出回路と、前記パルス信号を入力と
して限時動作するタイマ回路と、前記操作信号と
タイマ回路の出力との論理出力により無接点接触
器の異常を検出し動作信号を送出する異常検出論
理回路と前記動作信号により作動するリレー回路
とを備えていることを特徴とする無接点接触器の
異常検出装置。 (2) 実用新案登録請求の範囲第１項記載の無接
点接触器の異常検出装置において、異常信号検出
回路はスイツチング素子の一部の極間電圧に代る
制御電圧を印加するスイツチ回路を備えているこ
とを特徴とする無接点接触器の異常検出装置。 (3) 実用新案登録請求の範囲第１項または第２
項に記載の無接点接触器の異常検出装置において
、異常検出装置が無接点接触器のケース内に一体
に組込まれていることを特徴とする無接点接触器
の異常検出装置。[Scope of Claim for Utility Model Registration] (1) An operation input detection circuit that detects the operation input of a non-contact contactor and sends out the operation signal, and a circuit that detects the voltage between the poles of each switching element inserted in each phase. An abnormality signal detection circuit that sends out a pulse signal according to this interelectrode voltage, a timer circuit that operates for a limited time with the pulse signal as input, and a logic output of the operation signal and the output of the timer circuit cause an abnormality in the non-contact contactor. 1. An abnormality detection device for a non-contact contactor, comprising an abnormality detection logic circuit that detects and sends an operation signal, and a relay circuit that is activated by the operation signal. (2) In the abnormality detection device for a non-contact contactor as described in claim 1 of the utility model registration claim, the abnormal signal detection circuit includes a switch circuit that applies a control voltage in place of the voltage between poles of a part of the switching element. An abnormality detection device for a non-contact contactor. (3) Scope of claims for utility model registration, paragraph 1 or 2
The abnormality detection device for a non-contact contactor according to item 1, wherein the abnormality detection device is integrated into a case of the non-contact contactor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14896586U JPS63174729U (en) | 1986-09-29 | 1986-09-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14896586U JPS63174729U (en) | 1986-09-29 | 1986-09-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63174729U true JPS63174729U (en) | 1988-11-14 |
Family
ID=31063723
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14896586U Pending JPS63174729U (en) | 1986-09-29 | 1986-09-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63174729U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012043264A1 (en) * | 2010-09-30 | 2012-04-05 | 株式会社キトー | Electric winch elevator device drive circuit fault inspection device |
-
1986
- 1986-09-29 JP JP14896586U patent/JPS63174729U/ja active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012043264A1 (en) * | 2010-09-30 | 2012-04-05 | 株式会社キトー | Electric winch elevator device drive circuit fault inspection device |
| JP2012075294A (en) * | 2010-09-30 | 2012-04-12 | Kito Corp | Fault detection device of driving circuit for electrically-driven hoisting and lowering device |
| CN103119844A (en) * | 2010-09-30 | 2013-05-22 | 株式会社开道 | Electric winch elevator device drive circuit fault inspection device |
| CN103119844B (en) * | 2010-09-30 | 2016-01-20 | 株式会社开道 | Electric rolling rises the failure detector of falling unit drive circuit |
| US9442164B2 (en) | 2010-09-30 | 2016-09-13 | Kito Corporation | Apparatus for detecting failure in driving circuit for electric lifting-lowering device |