GB2041545A - Constant voltage insulation resistance tester - Google Patents
Constant voltage insulation resistance tester Download PDFInfo
- Publication number
- GB2041545A GB2041545A GB7938637A GB7938637A GB2041545A GB 2041545 A GB2041545 A GB 2041545A GB 7938637 A GB7938637 A GB 7938637A GB 7938637 A GB7938637 A GB 7938637A GB 2041545 A GB2041545 A GB 2041545A
- Authority
- GB
- United Kingdom
- Prior art keywords
- voltage
- circuit
- current
- insulation resistance
- feedback
- 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.)
- Withdrawn
Links
- 238000009413 insulation Methods 0.000 title claims abstract description 45
- 239000004065 semiconductor Substances 0.000 claims abstract description 12
- 230000004044 response Effects 0.000 claims abstract description 3
- 230000010355 oscillation Effects 0.000 claims description 16
- 230000009471 action Effects 0.000 claims description 2
- 239000004020 conductor Substances 0.000 abstract description 3
- 239000008186 active pharmaceutical agent Substances 0.000 description 10
- 230000003247 decreasing effect Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 239000003990 capacitor Substances 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 230000009467 reduction Effects 0.000 description 2
- 238000009877 rendering Methods 0.000 description 2
- 101150086211 OLR1 gene Proteins 0.000 description 1
- 235000006629 Prosopis spicigera Nutrition 0.000 description 1
- 240000000037 Prosopis spicigera Species 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
- G01R27/025—Measuring very high resistances, e.g. isolation resistances, i.e. megohm-meters
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Resistance Or Impedance (AREA)
- Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1373179A JPS55106365A (en) | 1979-02-08 | 1979-02-08 | Megger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB2041545A true GB2041545A (en) | 1980-09-10 |
Family
ID=11841380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB7938637A Withdrawn GB2041545A (en) | 1979-02-08 | 1979-11-07 | Constant voltage insulation resistance tester |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS55106365A (enrdf_load_stackoverflow) |
| BR (1) | BR7906260A (enrdf_load_stackoverflow) |
| DE (1) | DE2940524C2 (enrdf_load_stackoverflow) |
| GB (1) | GB2041545A (enrdf_load_stackoverflow) |
| NL (1) | NL187997C (enrdf_load_stackoverflow) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2028498A3 (en) * | 2007-08-14 | 2013-05-01 | Fluke Corporation | Systems and methods for an open circuit current limiter |
| CN115792522A (zh) * | 2022-12-08 | 2023-03-14 | 青岛艾测科技有限公司 | 一种容性负载绝缘检测方法、装置和设备 |
| CN116338324A (zh) * | 2023-05-30 | 2023-06-27 | 深圳市鼎阳科技股份有限公司 | 一种电阻测量电路、方法、万用表及存储介质 |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5643062U (enrdf_load_stackoverflow) * | 1979-09-11 | 1981-04-20 | ||
| DE3226253A1 (de) * | 1982-07-14 | 1984-01-26 | Gossen Gmbh, 8520 Erlangen | Batteriebetriebenes isolationsmessgeraet |
| DE3308793A1 (de) * | 1982-07-14 | 1984-09-13 | Gossen GmbH Mess- und Regeltechnik, 8520 Erlangen | Batteriebetriebenes isolationsmessgeraet |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1054168B (de) * | 1958-02-10 | 1959-04-02 | Wandel & Goltermann | Schaltungsanordnung zur Messung von Isolationswiderstaenden von Kabeln |
-
1979
- 1979-02-08 JP JP1373179A patent/JPS55106365A/ja active Granted
- 1979-09-28 BR BR7906260A patent/BR7906260A/pt not_active IP Right Cessation
- 1979-10-05 DE DE19792940524 patent/DE2940524C2/de not_active Expired
- 1979-11-07 GB GB7938637A patent/GB2041545A/en not_active Withdrawn
-
1980
- 1980-01-31 NL NL8000629A patent/NL187997C/xx not_active IP Right Cessation
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2028498A3 (en) * | 2007-08-14 | 2013-05-01 | Fluke Corporation | Systems and methods for an open circuit current limiter |
| US9116177B2 (en) | 2007-08-14 | 2015-08-25 | Fluke Corporation | Systems and methods for an open circuit current limiter |
| CN115792522A (zh) * | 2022-12-08 | 2023-03-14 | 青岛艾测科技有限公司 | 一种容性负载绝缘检测方法、装置和设备 |
| CN116338324A (zh) * | 2023-05-30 | 2023-06-27 | 深圳市鼎阳科技股份有限公司 | 一种电阻测量电路、方法、万用表及存储介质 |
| CN116338324B (zh) * | 2023-05-30 | 2023-07-25 | 深圳市鼎阳科技股份有限公司 | 一种电阻测量电路、方法、万用表及存储介质 |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2940524C2 (de) | 1982-11-04 |
| BR7906260A (pt) | 1980-10-14 |
| NL8000629A (nl) | 1980-08-12 |
| NL187997C (nl) | 1992-03-02 |
| JPS55106365A (en) | 1980-08-15 |
| JPS6256982B2 (enrdf_load_stackoverflow) | 1987-11-28 |
| DE2940524A1 (de) | 1980-08-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| WAP | Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1) |