FR1574325A - - Google Patents
Info
- Publication number
- FR1574325A FR1574325A FR1574325DA FR1574325A FR 1574325 A FR1574325 A FR 1574325A FR 1574325D A FR1574325D A FR 1574325DA FR 1574325 A FR1574325 A FR 1574325A
- Authority
- FR
- France
- 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.)
- Expired
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
- G01R31/1227—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials
- G01R31/1263—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials of solid or fluid materials, e.g. insulation films, bulk material; of semiconductors or LV electronic components or parts; of cable, line or wire insulation
- G01R31/1272—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials of solid or fluid materials, e.g. insulation films, bulk material; of semiconductors or LV electronic components or parts; of cable, line or wire insulation of cable, line or wire insulation, e.g. using partial discharge measurements
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/58—Testing of lines, cables or conductors
- G01R31/59—Testing of lines, cables or conductors while the cable continuously passes the testing apparatus, e.g. during manufacture
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
- Testing Relating To Insulation (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB31580/67A GB1240263A (en) | 1967-07-10 | 1967-07-10 | Improvements in or relating to testing insulated conductors |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1574325A true FR1574325A (fr) | 1969-07-11 |
Family
ID=10325252
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1574325D Expired FR1574325A (fr) | 1967-07-10 | 1968-07-08 |
Country Status (5)
Country | Link |
---|---|
US (1) | US3548302A (fr) |
DE (1) | DE1766723C3 (fr) |
FR (1) | FR1574325A (fr) |
GB (1) | GB1240263A (fr) |
SE (1) | SE351930B (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2401427A1 (fr) * | 1977-08-26 | 1979-03-23 | Trefimetaux | Procede et appareillage de detection en continu de defauts d'isolation de conducteurs electriques pour basse tension |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3970924A (en) * | 1971-08-09 | 1976-07-20 | Anaconda Wire & Cable Company | Apparatus for detecting faults in magnet wire insulation without thermally damaging the insulation and which does not respond to impedance indications above a predetermined threshold value |
US3789295A (en) * | 1973-04-02 | 1974-01-29 | Western Electric Co | Methods of and apparatus for detecting, classifying and locating insulation faults in insulated elongated conductors |
US3869664A (en) * | 1973-06-08 | 1975-03-04 | Avtron Manufacturing Inc | Improved surge tester for electrical windings |
US3887866A (en) * | 1973-06-08 | 1975-06-03 | Avtron Manufacturing Inc | Surge tester for testing an electrical winding and including voltage comparison means |
US3911360A (en) * | 1974-02-11 | 1975-10-07 | Gene A Kimzey | Variable time delay voltage dropout detector |
AU505689B2 (en) * | 1976-02-10 | 1979-11-29 | Email Limited | Current operated core balance protective test unit |
JPS5840703B2 (ja) * | 1976-02-20 | 1983-09-07 | 日本精密計測株式会社 | 非破壊絶縁試験装置 |
US4313085A (en) * | 1979-10-01 | 1982-01-26 | Western Electric Company, Inc. | Apparatus for detecting adjacent insulation faults in two or more wires |
US4740756A (en) * | 1986-05-30 | 1988-04-26 | Essex Group, Inc. | Continuity test method and apparatus |
US4786876A (en) * | 1986-05-30 | 1988-11-22 | Essex Group, Inc. | Continuity test method and test card circuit |
CN114325010B (zh) * | 2021-12-28 | 2023-06-23 | 广电计量检测(成都)有限公司 | 一种基于三相y型供电的电源线传导敏感度试验装置 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2731202A (en) * | 1951-04-03 | 1956-01-17 | Rca Corp | Electronic particle counting apparatus |
US2701336A (en) * | 1951-09-15 | 1955-02-01 | Gen Electric | Flaw detector |
US2894204A (en) * | 1957-10-21 | 1959-07-07 | Western Electric Co | Insulation testing apparatus |
US3082871A (en) * | 1960-10-17 | 1963-03-26 | Itt | Quality control sorting device |
US3281675A (en) * | 1963-08-22 | 1966-10-25 | Western Electric Co | Circuit for testing a capacitor for momentary breakdown when a d. c. voltage is applied thereto including means responsive to charging of the capacitor |
US3323701A (en) * | 1965-04-21 | 1967-06-06 | Western Electric Co | Apparatus for detecting and counting defects in a plurality of insulated conductors |
US3389789A (en) * | 1965-12-10 | 1968-06-25 | Moore Vue Inc | Detecting and sorting means for sheets having flaws |
US3364421A (en) * | 1966-06-29 | 1968-01-16 | Kimberly Clark Co | Method and apparatus for assaying dielectric properties of a paper web by means of applied voltage pulses |
US3411078A (en) * | 1966-07-06 | 1968-11-12 | Western Electric Co | Apparatus including plural detectors for detecting faults in electrically nonconducting material |
-
1967
- 1967-07-10 GB GB31580/67A patent/GB1240263A/en not_active Expired
-
1968
- 1968-07-08 FR FR1574325D patent/FR1574325A/fr not_active Expired
- 1968-07-09 US US743372A patent/US3548302A/en not_active Expired - Lifetime
- 1968-07-09 DE DE1766723A patent/DE1766723C3/de not_active Expired
- 1968-07-10 SE SE09475/68A patent/SE351930B/xx unknown
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2401427A1 (fr) * | 1977-08-26 | 1979-03-23 | Trefimetaux | Procede et appareillage de detection en continu de defauts d'isolation de conducteurs electriques pour basse tension |
Also Published As
Publication number | Publication date |
---|---|
DE1766723B2 (de) | 1975-05-28 |
US3548302A (en) | 1970-12-15 |
DE1766723C3 (de) | 1976-01-08 |
SE351930B (fr) | 1972-12-11 |
GB1240263A (en) | 1971-07-21 |
DE1766723A1 (de) | 1972-03-23 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |