JPS5242237A - Leakage current detector for a.c. electric machinery - Google Patents

Leakage current detector for a.c. electric machinery

Info

Publication number
JPS5242237A
JPS5242237A JP11767575A JP11767575A JPS5242237A JP S5242237 A JPS5242237 A JP S5242237A JP 11767575 A JP11767575 A JP 11767575A JP 11767575 A JP11767575 A JP 11767575A JP S5242237 A JPS5242237 A JP S5242237A
Authority
JP
Japan
Prior art keywords
electric machinery
leakage current
current detector
detect
machinery
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
JP11767575A
Other languages
Japanese (ja)
Inventor
Fukumi Kaita
Goro Machida
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.)
NOF Corp
Original Assignee
Nippon Oil and Fats 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 Nippon Oil and Fats Co Ltd filed Critical Nippon Oil and Fats Co Ltd
Priority to JP11767575A priority Critical patent/JPS5242237A/en
Publication of JPS5242237A publication Critical patent/JPS5242237A/en
Pending legal-status Critical Current

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  • Emergency Protection Circuit Devices (AREA)

Abstract

PURPOSE: To detect minute current due to fault of A.C. electric machinery and to detect/indicate fault point by switching element.
COPYRIGHT: (C)1977,JPO&Japio
JP11767575A 1975-10-01 1975-10-01 Leakage current detector for a.c. electric machinery Pending JPS5242237A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11767575A JPS5242237A (en) 1975-10-01 1975-10-01 Leakage current detector for a.c. electric machinery

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11767575A JPS5242237A (en) 1975-10-01 1975-10-01 Leakage current detector for a.c. electric machinery

Publications (1)

Publication Number Publication Date
JPS5242237A true JPS5242237A (en) 1977-04-01

Family

ID=14717493

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11767575A Pending JPS5242237A (en) 1975-10-01 1975-10-01 Leakage current detector for a.c. electric machinery

Country Status (1)

Country Link
JP (1) JPS5242237A (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4213232Y1 (en) * 1964-08-18 1967-07-27
JPS4315212Y1 (en) * 1965-07-10 1968-06-26

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4213232Y1 (en) * 1964-08-18 1967-07-27
JPS4315212Y1 (en) * 1965-07-10 1968-06-26

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