JPS61132765U - - Google Patents

Info

Publication number
JPS61132765U
JPS61132765U JP1600685U JP1600685U JPS61132765U JP S61132765 U JPS61132765 U JP S61132765U JP 1600685 U JP1600685 U JP 1600685U JP 1600685 U JP1600685 U JP 1600685U JP S61132765 U JPS61132765 U JP S61132765U
Authority
JP
Japan
Prior art keywords
resistor
electrical equipment
rectifier circuit
bridge rectifier
insulation deterioration
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
JP1600685U
Other languages
Japanese (ja)
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 filed Critical
Priority to JP1600685U priority Critical patent/JPS61132765U/ja
Publication of JPS61132765U publication Critical patent/JPS61132765U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)

Description

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

図面は本考案による装置の回路図である。 １：ブリツジ整流回路、２：ＥＣＤ、３：抵抗
、４：高抵抗、５：電気設備、６，６′：リード
線、ａ，ｂ：入力端子、ｃ，ｄ：表示復元用端子
。 The drawing is a circuit diagram of the device according to the invention. 1: Bridge rectifier circuit, 2: ECD, 3: Resistor, 4: High resistance, 5: Electrical equipment, 6, 6': Lead wire, a, b: Input terminal, c, d: Display restoration terminal.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 電気設備５とアースへ夫々接続される入力端子
ａ，ｂ間に抵抗３と複数のダイオードを組合わせ
たブリツジ整流回路１の入力とを互に並列にして
接続し、ブリツジ整流回路１の出力にエレクトロ
・クロミツク・デイスプレイ２を接続し、抵抗３
の値を電気設備５の絶縁劣化による予定の最小漏
洩電流によつて抵抗３の両端に発生する電圧がブ
リツジ整流回路１の通過開始電圧のしきい値を僅
かに超えるように設定した自己保持型絶縁劣化表
示装置。 The input of a bridge rectifier circuit 1, which is a combination of a resistor 3 and a plurality of diodes, is connected in parallel between the electrical equipment 5 and the input terminals a and b, which are respectively connected to the ground. Connect electrochromic display 2 and resistor 3
is a self-holding type in which the value of is set so that the voltage generated across the resistor 3 due to the expected minimum leakage current due to insulation deterioration of the electrical equipment 5 slightly exceeds the threshold of the voltage that starts passing through the bridge rectifier circuit 1. Insulation deterioration display device.
JP1600685U 1985-02-08 1985-02-08 Pending JPS61132765U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1600685U JPS61132765U (en) 1985-02-08 1985-02-08

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1600685U JPS61132765U (en) 1985-02-08 1985-02-08

Publications (1)

Publication Number Publication Date
JPS61132765U true JPS61132765U (en) 1986-08-19

Family

ID=30502372

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1600685U Pending JPS61132765U (en) 1985-02-08 1985-02-08

Country Status (1)

Country Link
JP (1) JPS61132765U (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57173326A (en) * 1981-04-17 1982-10-25 Aichi Electric Mfg Overcurrent display unit for power wire

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57173326A (en) * 1981-04-17 1982-10-25 Aichi Electric Mfg Overcurrent display unit for power wire

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