JP4515940B2 - 絶縁抵抗計 - Google Patents
絶縁抵抗計 Download PDFInfo
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- JP4515940B2 JP4515940B2 JP2005063531A JP2005063531A JP4515940B2 JP 4515940 B2 JP4515940 B2 JP 4515940B2 JP 2005063531 A JP2005063531 A JP 2005063531A JP 2005063531 A JP2005063531 A JP 2005063531A JP 4515940 B2 JP4515940 B2 JP 4515940B2
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- temperature
- measurement
- insulation resistance
- unit
- resistance value
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Description
2 電圧生成部
3 電流検出部
4 温度測定部
6 制御部
8 記憶部
10 本体部
k 温度換算係数
R1 絶縁抵抗値
R2 基準絶縁抵抗値
V1 測定電圧
Claims (2)
- 測定対象体に印加するための所定の測定電圧を生成する電圧生成部と、前記測定電圧が印加された前記測定対象体に流れる電流を検出する電流検出部と、前記測定対象体についての測定温度を測定する温度測定部と、前記測定電圧および前記検出された電流に基づいて絶縁抵抗値を算出すると共に当該算出した絶縁抵抗値と前記測定温度と当該測定温度における温度換算係数とに基づいて基準温度における前記測定対象体の基準絶縁抵抗値を算出する演算制御部とを備え、
前記電圧生成部、前記電流検出部および前記演算制御部は、本体部内に配設され、
前記温度測定部は、前記本体部に取り外し可能に接続され、
前記演算制御部は、前記温度測定部による前記測定温度の測定中に当該温度測定部が前記本体部から取り外されたときに、取り外された時点において当該温度測定部によって測定されていた温度を前記測定温度として第1の記憶部に記憶させる絶縁抵抗計。 - 複数の前記測定対象体についての前記測定温度毎の前記温度換算係数を記憶する第2の記憶部を備え、
前記演算制御部は、前記測定対象体の前記測定温度における前記温度換算係数を前記第2の記憶部から読み出して前記基準絶縁抵抗値を算出する請求項1記載の絶縁抵抗計。
Priority Applications (1)
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JP2005063531A JP4515940B2 (ja) | 2005-03-08 | 2005-03-08 | 絶縁抵抗計 |
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JP2005063531A JP4515940B2 (ja) | 2005-03-08 | 2005-03-08 | 絶縁抵抗計 |
Publications (2)
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JP2006250549A JP2006250549A (ja) | 2006-09-21 |
JP4515940B2 true JP4515940B2 (ja) | 2010-08-04 |
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JP2005063531A Active JP4515940B2 (ja) | 2005-03-08 | 2005-03-08 | 絶縁抵抗計 |
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JP (1) | JP4515940B2 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5877048B2 (ja) * | 2011-12-02 | 2016-03-02 | 日置電機株式会社 | 測定装置 |
KR102086225B1 (ko) * | 2018-05-09 | 2020-05-22 | 대전대학교 산학협력단 | 온도에 따른 케이블의 화재 위험 측정 시스템 및 방법 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6154277U (ja) * | 1984-09-04 | 1986-04-11 | ||
JPS61173018U (ja) * | 1985-04-15 | 1986-10-28 | ||
JPH04270974A (ja) * | 1991-01-08 | 1992-09-28 | Toshiba Corp | 負荷制御装置 |
JPH05172881A (ja) * | 1991-12-20 | 1993-07-13 | Yokogawa Electric Corp | 絶縁抵抗計 |
JPH08136597A (ja) * | 1994-11-07 | 1996-05-31 | Mitsubishi Denki Bill Techno Service Kk | 油入変圧器の絶縁診断装置 |
JP3577638B2 (ja) * | 2002-01-23 | 2004-10-13 | 株式会社三工社 | 抵抗測定装置 |
-
2005
- 2005-03-08 JP JP2005063531A patent/JP4515940B2/ja active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6154277U (ja) * | 1984-09-04 | 1986-04-11 | ||
JPS61173018U (ja) * | 1985-04-15 | 1986-10-28 | ||
JPH04270974A (ja) * | 1991-01-08 | 1992-09-28 | Toshiba Corp | 負荷制御装置 |
JPH05172881A (ja) * | 1991-12-20 | 1993-07-13 | Yokogawa Electric Corp | 絶縁抵抗計 |
JPH08136597A (ja) * | 1994-11-07 | 1996-05-31 | Mitsubishi Denki Bill Techno Service Kk | 油入変圧器の絶縁診断装置 |
JP3577638B2 (ja) * | 2002-01-23 | 2004-10-13 | 株式会社三工社 | 抵抗測定装置 |
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JP2006250549A (ja) | 2006-09-21 |
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