JPS5374257A - Insulation monitor - Google Patents
Insulation monitorInfo
- Publication number
- JPS5374257A JPS5374257A JP15015176A JP15015176A JPS5374257A JP S5374257 A JPS5374257 A JP S5374257A JP 15015176 A JP15015176 A JP 15015176A JP 15015176 A JP15015176 A JP 15015176A JP S5374257 A JPS5374257 A JP S5374257A
- Authority
- JP
- Japan
- Prior art keywords
- insulation monitor
- monitor
- circuit breaker
- current
- basis
- 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
Abstract
PURPOSE: To produce simple and cheap insulation monitor by tripping circuit breaker on the basis of monitor command while providing current having different frequency from that of the system between both ends of circuit breaker and detecting said current.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15015176A JPS5374257A (en) | 1976-12-14 | 1976-12-14 | Insulation monitor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15015176A JPS5374257A (en) | 1976-12-14 | 1976-12-14 | Insulation monitor |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5374257A true JPS5374257A (en) | 1978-07-01 |
Family
ID=15490603
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP15015176A Pending JPS5374257A (en) | 1976-12-14 | 1976-12-14 | Insulation monitor |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5374257A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01232270A (en) * | 1988-03-14 | 1989-09-18 | Toyo Commun Equip Co Ltd | Leakage current detecting method |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4914336U (en) * | 1972-05-04 | 1974-02-06 |
-
1976
- 1976-12-14 JP JP15015176A patent/JPS5374257A/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4914336U (en) * | 1972-05-04 | 1974-02-06 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01232270A (en) * | 1988-03-14 | 1989-09-18 | Toyo Commun Equip Co Ltd | Leakage current detecting method |
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