JPS64891B2 - - Google Patents
Info
- Publication number
- JPS64891B2 JPS64891B2 JP8317981A JP8317981A JPS64891B2 JP S64891 B2 JPS64891 B2 JP S64891B2 JP 8317981 A JP8317981 A JP 8317981A JP 8317981 A JP8317981 A JP 8317981A JP S64891 B2 JPS64891 B2 JP S64891B2
- Authority
- JP
- Japan
- Prior art keywords
- zero
- ground fault
- output
- current
- sequence voltage
- 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 11
- 238000007493 shaping process Methods 0.000 claims description 10
- 230000035945 sensitivity Effects 0.000 claims description 7
- 238000010586 diagram Methods 0.000 description 6
- 239000003990 capacitor Substances 0.000 description 4
- 238000009499 grossing Methods 0.000 description 2
- 230000010363 phase shift Effects 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
- 230000002079 cooperative effect Effects 0.000 description 1
- 230000000875 corresponding effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Emergency Protection Circuit Devices (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8317981A JPS57196827A (en) | 1981-05-29 | 1981-05-29 | Ground-fault detector for nongrounding system power distribution wire |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8317981A JPS57196827A (en) | 1981-05-29 | 1981-05-29 | Ground-fault detector for nongrounding system power distribution wire |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS57196827A JPS57196827A (en) | 1982-12-02 |
JPS64891B2 true JPS64891B2 (de) | 1989-01-09 |
Family
ID=13795065
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8317981A Granted JPS57196827A (en) | 1981-05-29 | 1981-05-29 | Ground-fault detector for nongrounding system power distribution wire |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS57196827A (de) |
-
1981
- 1981-05-29 JP JP8317981A patent/JPS57196827A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS57196827A (en) | 1982-12-02 |
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