JPS6128072U - Insulation deterioration detector - Google Patents

Insulation deterioration detector

Info

Publication number
JPS6128072U
JPS6128072U JP11244684U JP11244684U JPS6128072U JP S6128072 U JPS6128072 U JP S6128072U JP 11244684 U JP11244684 U JP 11244684U JP 11244684 U JP11244684 U JP 11244684U JP S6128072 U JPS6128072 U JP S6128072U
Authority
JP
Japan
Prior art keywords
insulation deterioration
liquid crystal
crystal display
switch
electrical equipment
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
JP11244684U
Other languages
Japanese (ja)
Inventor
英樹 二宮
Original Assignee
四国電力株式会社
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 四国電力株式会社 filed Critical 四国電力株式会社
Priority to JP11244684U priority Critical patent/JPS6128072U/en
Publication of JPS6128072U publication Critical patent/JPS6128072U/en
Pending legal-status Critical Current

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  • Testing Relating To Insulation (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

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

第１図は、本考案による装置の電気接続図、第２図はこ
の装置の使用例を示す電気接続区である。 １：スイッチ、２：抵抗、３：液晶表示素子、４：リー
ド線、５：ケース、６：アース線、７：開閉端子、８：
アース端子。FIG. 1 is an electrical connection diagram of a device according to the present invention, and FIG. 2 is an electrical connection diagram showing an example of the use of this device. 1: Switch, 2: Resistor, 3: Liquid crystal display element, 4: Lead wire, 5: Case, 6: Ground wire, 7: Switching terminal, 8:
Earth terminal.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] スイッチ１と抵抗２と液晶表示素子３を並列に接続して
ケース５に収納し、上記の並列回路を電気設備のアース
線６に直列に挿置してスイッチ１を開いたとき上記電気
設備の絶縁劣化による充電時の漏洩電流によって抵抗２
の両端に発生する電圧が液晶表示素子３の液晶表示しき
い値電圧を超えるように設定した絶縁劣化判別器。The switch 1, the resistor 2, and the liquid crystal display element 3 are connected in parallel and housed in a case 5, and when the above parallel circuit is inserted in series with the ground wire 6 of the electrical equipment and the switch 1 is opened, the electrical equipment Resistance 2 due to leakage current during charging due to insulation deterioration
The insulation deterioration discriminator is set such that the voltage generated across the terminal exceeds the liquid crystal display threshold voltage of the liquid crystal display element 3.
JP11244684U 1984-07-26 1984-07-26 Insulation deterioration detector Pending JPS6128072U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11244684U JPS6128072U (en) 1984-07-26 1984-07-26 Insulation deterioration detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11244684U JPS6128072U (en) 1984-07-26 1984-07-26 Insulation deterioration detector

Publications (1)

Publication Number Publication Date
JPS6128072U true JPS6128072U (en) 1986-02-19

Family

ID=30671498

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11244684U Pending JPS6128072U (en) 1984-07-26 1984-07-26 Insulation deterioration detector

Country Status (1)

Country Link
JP (1) JPS6128072U (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS498284A (en) * 1972-05-11 1974-01-24
JPS4914336U (en) * 1972-05-04 1974-02-06
JPS5161291A (en) * 1974-11-25 1976-05-27 Japan Broadcasting Corp EKISHOSERU
JPS5641945A (en) * 1979-09-01 1981-04-18 Nippon Light Metal Co Rainwater draining apparatus for curtain wall

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4914336U (en) * 1972-05-04 1974-02-06
JPS498284A (en) * 1972-05-11 1974-01-24
JPS5161291A (en) * 1974-11-25 1976-05-27 Japan Broadcasting Corp EKISHOSERU
JPS5641945A (en) * 1979-09-01 1981-04-18 Nippon Light Metal Co Rainwater draining apparatus for curtain wall

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