JP6770879B2 - 交直両用検電器 - Google Patents
交直両用検電器 Download PDFInfo
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- JP6770879B2 JP6770879B2 JP2016226785A JP2016226785A JP6770879B2 JP 6770879 B2 JP6770879 B2 JP 6770879B2 JP 2016226785 A JP2016226785 A JP 2016226785A JP 2016226785 A JP2016226785 A JP 2016226785A JP 6770879 B2 JP6770879 B2 JP 6770879B2
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- resistor
- voltage
- voltage detector
- reading
- detector
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Description
2 回路露出部
R1 第1の読取抵抗
R2 保護抵抗
R3 第2の読取抵抗
Rp 人体の抵抗
V 検知対象(電源)
Claims (1)
- 検電対象の交流電源または直流電源に接触される検知子と、
前記検知子に入力端を接続された第1の読取抵抗R1と、
前記第1の読取抵抗R1に直列に接続された保護抵抗R2と、
前記保護抵抗R2の出力端に接続され、人体によって接触される回路露出部と、
前記第1の読取抵抗R1の出力端に接続され、出力端が回路グランドに接続され、前記第1の読取抵抗R1よりも抵抗値が大きい第2の読取抵抗R3とを備え、
前記第1の読取抵抗R1の両端間の電位差V1と、前記第2の読取抵抗R3の両端間の電位差V2との合計値により、前記検電対象の充電の有無を判定することを特徴とする交直両用検電器。
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JP2016226785A JP6770879B2 (ja) | 2016-11-22 | 2016-11-22 | 交直両用検電器 |
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JP2016226785A JP6770879B2 (ja) | 2016-11-22 | 2016-11-22 | 交直両用検電器 |
Publications (2)
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JP2018084458A JP2018084458A (ja) | 2018-05-31 |
JP6770879B2 true JP6770879B2 (ja) | 2020-10-21 |
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JP2016226785A Active JP6770879B2 (ja) | 2016-11-22 | 2016-11-22 | 交直両用検電器 |
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JP (1) | JP6770879B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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JP7328583B2 (ja) * | 2020-01-30 | 2023-08-17 | 日本電信電話株式会社 | 対地電圧測定における測定個人差補正システム |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0142051Y2 (ja) * | 1979-06-15 | 1989-12-11 | ||
JPH089645Y2 (ja) * | 1993-05-28 | 1996-03-21 | 中部精機株式会社 | 検電器 |
FR2723486A1 (fr) * | 1994-08-05 | 1996-02-09 | Catu Ets | Detecteur de tension unipolaire, notamment pour ligne electrique aerienne |
US6731218B2 (en) * | 2002-03-28 | 2004-05-04 | Actuant Corporation | Voltage sensing hand tool |
JP3530817B2 (ja) * | 2000-11-09 | 2004-05-24 | 株式会社中電工 | 検電器 |
JP3526444B2 (ja) * | 2001-02-14 | 2004-05-17 | 中部精機株式会社 | 伸縮式検電器 |
JP2008107289A (ja) * | 2006-10-27 | 2008-05-08 | Hioki Ee Corp | 検電器 |
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