JPS57148524A - Ground-fault detector - Google Patents

Ground-fault detector

Info

Publication number
JPS57148524A
JPS57148524A JP3330781A JP3330781A JPS57148524A JP S57148524 A JPS57148524 A JP S57148524A JP 3330781 A JP3330781 A JP 3330781A JP 3330781 A JP3330781 A JP 3330781A JP S57148524 A JPS57148524 A JP S57148524A
Authority
JP
Japan
Prior art keywords
ground
fault detector
fault
detector
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.)
Granted
Application number
JP3330781A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0226451B2 (enExample
Inventor
Kazuo Inoue
Kouichi Endou
Hiroyasu Wada
Tadahiro Aida
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.)
Mitsubishi Electric Corp
Tokyo Electric Power Co Holdings Inc
Original Assignee
Tokyo Electric Power Co Inc
Mitsubishi Electric Corp
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 Tokyo Electric Power Co Inc, Mitsubishi Electric Corp filed Critical Tokyo Electric Power Co Inc
Priority to JP3330781A priority Critical patent/JPS57148524A/ja
Publication of JPS57148524A publication Critical patent/JPS57148524A/ja
Publication of JPH0226451B2 publication Critical patent/JPH0226451B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)
JP3330781A 1981-03-09 1981-03-09 Ground-fault detector Granted JPS57148524A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3330781A JPS57148524A (en) 1981-03-09 1981-03-09 Ground-fault detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3330781A JPS57148524A (en) 1981-03-09 1981-03-09 Ground-fault detector

Publications (2)

Publication Number Publication Date
JPS57148524A true JPS57148524A (en) 1982-09-13
JPH0226451B2 JPH0226451B2 (enExample) 1990-06-11

Family

ID=12382893

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3330781A Granted JPS57148524A (en) 1981-03-09 1981-03-09 Ground-fault detector

Country Status (1)

Country Link
JP (1) JPS57148524A (enExample)

Also Published As

Publication number Publication date
JPH0226451B2 (enExample) 1990-06-11

Similar Documents

Publication Publication Date Title
JPS57182602A (en) Detector for position
JPS57128075A (en) Detector
GB8306396D0 (en) Infra-sonic detector
DE3272713D1 (en) Electric field detector
DE3276724D1 (en) Weld detector
GB8313971D0 (en) Detector
DE3172352D1 (en) Object detector
JPS57157136A (en) Detector
DE3373207D1 (en) Position detector
GB2081999B (en) Am detector
JPS57125496A (en) Condition detector
JPS5728202A (en) Position detector
GB2096321B (en) Combustible-gas detectors
GB2095937B (en) Level detector
JPS57163844A (en) Detector
GB2099991B (en) Photoelectric detector
JPS56153269A (en) Detector
JPS57142521A (en) Photoelectric detector
JPS57194683A (en) Detector
GB2112144B (en) Detector
JPS5770438A (en) Detector
JPS57161515A (en) Photoelectric detector
JPS5770439A (en) Detector
JPS57124660A (en) Frost detector
JPS57148525A (en) Ground-fault detector