JPS5374257A - Insulation monitor - Google Patents

Insulation monitor

Info

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
Application number
JP15015176A
Other languages
Japanese (ja)
Inventor
Ryoji Anahara
Taketo Inoue
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fuji Electric Co Ltd
Original Assignee
Fuji Electric Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Fuji Electric Co Ltd filed Critical Fuji Electric Co Ltd
Priority to JP15015176A priority Critical patent/JPS5374257A/en
Publication of JPS5374257A publication Critical patent/JPS5374257A/en
Pending legal-status Critical Current

Links

Landscapes

  • Measurement Of Resistance Or Impedance (AREA)
  • Emergency Protection Circuit Devices (AREA)

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
JP15015176A 1976-12-14 1976-12-14 Insulation monitor Pending JPS5374257A (en)

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4914336U (en) * 1972-05-04 1974-02-06

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4914336U (en) * 1972-05-04 1974-02-06

Cited By (1)

* Cited by examiner, † Cited by third party
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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