JPS6248454B2 - - Google Patents
Info
- Publication number
- JPS6248454B2 JPS6248454B2 JP4752080A JP4752080A JPS6248454B2 JP S6248454 B2 JPS6248454 B2 JP S6248454B2 JP 4752080 A JP4752080 A JP 4752080A JP 4752080 A JP4752080 A JP 4752080A JP S6248454 B2 JPS6248454 B2 JP S6248454B2
- Authority
- JP
- Japan
- Prior art keywords
- ground
- phase
- ground voltage
- ground fault
- value
- 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.)
- Expired
Links
- 238000000034 method Methods 0.000 claims description 23
- 238000012850 discrimination method Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 10
- 229910001219 R-phase Inorganic materials 0.000 description 5
- 238000001514 detection method Methods 0.000 description 5
- 230000035945 sensitivity Effects 0.000 description 3
- 230000007935 neutral effect Effects 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
Landscapes
- Emergency Protection Circuit Devices (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4752080A JPS5717A (en) | 1980-04-11 | 1980-04-11 | Ground-fault phase identifying system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4752080A JPS5717A (en) | 1980-04-11 | 1980-04-11 | Ground-fault phase identifying system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5717A JPS5717A (en) | 1982-01-05 |
| JPS6248454B2 true JPS6248454B2 (zh) | 1987-10-14 |
Family
ID=12777383
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4752080A Granted JPS5717A (en) | 1980-04-11 | 1980-04-11 | Ground-fault phase identifying system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5717A (zh) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0522271Y2 (zh) * | 1986-12-11 | 1993-06-08 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59224628A (ja) * | 1983-06-06 | 1984-12-17 | 三井東圧化学株式会社 | 温室用炭酸ガスの供給制御方法 |
-
1980
- 1980-04-11 JP JP4752080A patent/JPS5717A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0522271Y2 (zh) * | 1986-12-11 | 1993-06-08 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5717A (en) | 1982-01-05 |
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