JPS383348B1 - - Google Patents
Info
- Publication number
- JPS383348B1 JPS383348B1 JP4036059A JP4036059A JPS383348B1 JP S383348 B1 JPS383348 B1 JP S383348B1 JP 4036059 A JP4036059 A JP 4036059A JP 4036059 A JP4036059 A JP 4036059A JP S383348 B1 JPS383348 B1 JP S383348B1
- Authority
- JP
- Japan
- 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
Links
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
- G01R27/16—Measuring impedance of element or network through which a current is passing from another source, e.g. cable, power line
- G01R27/18—Measuring resistance to earth, i.e. line to ground
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Resistance Or Impedance (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4036059A JPS383348B1 (da) | 1958-12-23 | 1959-12-23 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DES61113A DE1089889B (de) | 1958-12-23 | 1958-12-23 | Elektrische Messbruecke zur Anzeige und selbsttaetigen UEberwachung der Isolationswiderstaende nicht geerdeter Gleichstromanlagen |
| JP4036059A JPS383348B1 (da) | 1958-12-23 | 1959-12-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS383348B1 true JPS383348B1 (da) | 1963-04-15 |
Family
ID=66793698
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4036059A Pending JPS383348B1 (da) | 1958-12-23 | 1959-12-23 |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPS383348B1 (da) |
| DE (1) | DE1089889B (da) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1224832B (de) * | 1960-12-23 | 1966-09-15 | Johannes Posern Dr Ing | Vorrichtung zur Ermittlung des Isolations-widerstandes eines in Betrieb befindlichen, nicht geerdeten Gleichstromnetzes |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE808967C (de) * | 1949-10-27 | 1951-07-23 | Carl Ludwig Lehner | Einrichtung zur UEberwachung von Erdschluessen in Gleichstromanlagen |
| CH302704A (de) * | 1951-08-16 | 1954-10-31 | Bbc Brown Boveri & Cie | Einrichtung zur Überwachung des Isolationszustandes nicht geerdeter Gleichstromanlagen. |
| DE961363C (de) * | 1955-02-15 | 1957-04-04 | Berliner Verkehrs Betr E Bvg | Geraet zur Isolationsueberwachung fuer gegen Erde isolierte elektrische Fahrzeuge, insbesondere Oberleitungs-Omnibusse |
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1958
- 1958-12-23 DE DES61113A patent/DE1089889B/de active Pending
-
1959
- 1959-12-23 JP JP4036059A patent/JPS383348B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE1089889B (de) | 1960-09-29 |