JPH0444493B2 - - Google Patents
Info
- Publication number
- JPH0444493B2 JPH0444493B2 JP11668983A JP11668983A JPH0444493B2 JP H0444493 B2 JPH0444493 B2 JP H0444493B2 JP 11668983 A JP11668983 A JP 11668983A JP 11668983 A JP11668983 A JP 11668983A JP H0444493 B2 JPH0444493 B2 JP H0444493B2
- Authority
- JP
- Japan
- Prior art keywords
- ground fault
- zero
- phase
- current
- line
- 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
- 238000001514 detection method Methods 0.000 claims description 25
- 230000005540 biological transmission Effects 0.000 claims description 15
- 238000006243 chemical reaction Methods 0.000 claims description 11
- 230000001681 protective effect Effects 0.000 claims description 5
- 230000007257 malfunction Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000035945 sensitivity Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000006698 induction Effects 0.000 description 3
- 230000007935 neutral effect Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 238000000819 phase cycle Methods 0.000 description 1
Landscapes
- Emergency Protection Circuit Devices (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11668983A JPS609326A (ja) | 1983-06-28 | 1983-06-28 | 共架多回線地絡保護継電装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11668983A JPS609326A (ja) | 1983-06-28 | 1983-06-28 | 共架多回線地絡保護継電装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS609326A JPS609326A (ja) | 1985-01-18 |
| JPH0444493B2 true JPH0444493B2 (cs) | 1992-07-21 |
Family
ID=14693425
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11668983A Granted JPS609326A (ja) | 1983-06-28 | 1983-06-28 | 共架多回線地絡保護継電装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS609326A (cs) |
-
1983
- 1983-06-28 JP JP11668983A patent/JPS609326A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS609326A (ja) | 1985-01-18 |
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