JPS5315545A - Circuit trouble detector - Google Patents

Circuit trouble detector

Info

Publication number
JPS5315545A
JPS5315545A JP8967176A JP8967176A JPS5315545A JP S5315545 A JPS5315545 A JP S5315545A JP 8967176 A JP8967176 A JP 8967176A JP 8967176 A JP8967176 A JP 8967176A JP S5315545 A JPS5315545 A JP S5315545A
Authority
JP
Japan
Prior art keywords
circuit trouble
trouble detector
detector
stoppage
relay
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
JP8967176A
Other languages
Japanese (ja)
Inventor
Atsushi Ichioka
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura 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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP8967176A priority Critical patent/JPS5315545A/en
Publication of JPS5315545A publication Critical patent/JPS5315545A/en
Pending legal-status Critical Current

Links

Landscapes

  • Alarm Systems (AREA)

Abstract

PURPOSE: To detect synchronism between the alarm output from each relay and contact status of each load by a scanning circuit, thereby preventing the stoppage of an entire plant and, at the same time, detecting a grounding point as a measure for preventive maintenance.
COPYRIGHT: (C)1978,JPO&Japio
JP8967176A 1976-07-29 1976-07-29 Circuit trouble detector Pending JPS5315545A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8967176A JPS5315545A (en) 1976-07-29 1976-07-29 Circuit trouble detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8967176A JPS5315545A (en) 1976-07-29 1976-07-29 Circuit trouble detector

Publications (1)

Publication Number Publication Date
JPS5315545A true JPS5315545A (en) 1978-02-13

Family

ID=13977197

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8967176A Pending JPS5315545A (en) 1976-07-29 1976-07-29 Circuit trouble detector

Country Status (1)

Country Link
JP (1) JPS5315545A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5638924A (en) * 1979-09-03 1981-04-14 Murata Kiyoshi Directivity grounddfault relay control system

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5111178U (en) * 1974-07-12 1976-01-27

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5111178U (en) * 1974-07-12 1976-01-27

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5638924A (en) * 1979-09-03 1981-04-14 Murata Kiyoshi Directivity grounddfault relay control system

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