JPS52101446A - Earth protective device - Google Patents

Earth protective device

Info

Publication number
JPS52101446A
JPS52101446A JP1803676A JP1803676A JPS52101446A JP S52101446 A JPS52101446 A JP S52101446A JP 1803676 A JP1803676 A JP 1803676A JP 1803676 A JP1803676 A JP 1803676A JP S52101446 A JPS52101446 A JP S52101446A
Authority
JP
Japan
Prior art keywords
protective device
earth protective
circuit
current
establishing
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
JP1803676A
Other languages
Japanese (ja)
Inventor
Shoichi Shinozaki
Nobuo Motoo
Katsuyuki Ueda
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 JP1803676A priority Critical patent/JPS52101446A/en
Publication of JPS52101446A publication Critical patent/JPS52101446A/en
Pending legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)
  • Protection Of Transformers (AREA)

Abstract

PURPOSE: To remove the malfunction due to the neutral phase circulating current at the time of a single, parallel operation or load circulation by establishing a current operation type relay in the neutral point circuit and the common grounding circuit of each transformer group.
COPYRIGHT: (C)1977,JPO&Japio
JP1803676A 1976-02-23 1976-02-23 Earth protective device Pending JPS52101446A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1803676A JPS52101446A (en) 1976-02-23 1976-02-23 Earth protective device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1803676A JPS52101446A (en) 1976-02-23 1976-02-23 Earth protective device

Publications (1)

Publication Number Publication Date
JPS52101446A true JPS52101446A (en) 1977-08-25

Family

ID=11960433

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1803676A Pending JPS52101446A (en) 1976-02-23 1976-02-23 Earth protective device

Country Status (1)

Country Link
JP (1) JPS52101446A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5627825U (en) * 1979-08-09 1981-03-16

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5627825U (en) * 1979-08-09 1981-03-16

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