JPS5374259A - Indicating line monitor - Google Patents
Indicating line monitorInfo
- Publication number
- JPS5374259A JPS5374259A JP14936876A JP14936876A JPS5374259A JP S5374259 A JPS5374259 A JP S5374259A JP 14936876 A JP14936876 A JP 14936876A JP 14936876 A JP14936876 A JP 14936876A JP S5374259 A JPS5374259 A JP S5374259A
- Authority
- JP
- Japan
- Prior art keywords
- indicating line
- line monitor
- indicating
- current
- power cable
- 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.)
- Pending
Links
Landscapes
- Emergency Protection Circuit Devices (AREA)
Abstract
PURPOSE: In order to suppress voltage induced in indicating line from such as power cable, to install insulated transformer in indicating line thus to enable direct monitoring of indicating line by DC current.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14936876A JPS5374259A (en) | 1976-12-14 | 1976-12-14 | Indicating line monitor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14936876A JPS5374259A (en) | 1976-12-14 | 1976-12-14 | Indicating line monitor |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5374259A true JPS5374259A (en) | 1978-07-01 |
Family
ID=15473601
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP14936876A Pending JPS5374259A (en) | 1976-12-14 | 1976-12-14 | Indicating line monitor |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5374259A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4719530A (en) * | 1982-03-22 | 1988-01-12 | Guy Berdanos | Lightning protection system for a remote control circuit utilizing an isolation transformer |
-
1976
- 1976-12-14 JP JP14936876A patent/JPS5374259A/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4719530A (en) * | 1982-03-22 | 1988-01-12 | Guy Berdanos | Lightning protection system for a remote control circuit utilizing an isolation transformer |
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