JPS5412433A - Earthing detection circuit - Google Patents

Earthing detection circuit

Info

Publication number
JPS5412433A
JPS5412433A JP7812577A JP7812577A JPS5412433A JP S5412433 A JPS5412433 A JP S5412433A JP 7812577 A JP7812577 A JP 7812577A JP 7812577 A JP7812577 A JP 7812577A JP S5412433 A JPS5412433 A JP S5412433A
Authority
JP
Japan
Prior art keywords
detection circuit
earthing detection
phase current
zero phase
branching
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
JP7812577A
Other languages
Japanese (ja)
Inventor
Yorinaka Ikenaga
Masanori Ishita
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.)
Omron Corp
Original Assignee
Omron Tateisi Electronics Co
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 Omron Tateisi Electronics Co filed Critical Omron Tateisi Electronics Co
Priority to JP7812577A priority Critical patent/JPS5412433A/en
Publication of JPS5412433A publication Critical patent/JPS5412433A/en
Pending legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)

Abstract

PURPOSE: To permit detection of grounding accidents on the inner and outer sides of zero phase current converters by connecting the zero phase current transformers to a number of power distribution lines branching from a sinble branching point such that their K polarity is on the branching point side.
COPYRIGHT: (C)1979,JPO&Japio
JP7812577A 1977-06-30 1977-06-30 Earthing detection circuit Pending JPS5412433A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7812577A JPS5412433A (en) 1977-06-30 1977-06-30 Earthing detection circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7812577A JPS5412433A (en) 1977-06-30 1977-06-30 Earthing detection circuit

Publications (1)

Publication Number Publication Date
JPS5412433A true JPS5412433A (en) 1979-01-30

Family

ID=13653152

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7812577A Pending JPS5412433A (en) 1977-06-30 1977-06-30 Earthing detection circuit

Country Status (1)

Country Link
JP (1) JPS5412433A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63164333U (en) * 1987-04-13 1988-10-26

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63164333U (en) * 1987-04-13 1988-10-26

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