JPS5353749A - Transformer protective device - Google Patents

Transformer protective device

Info

Publication number
JPS5353749A
JPS5353749A JP12835476A JP12835476A JPS5353749A JP S5353749 A JPS5353749 A JP S5353749A JP 12835476 A JP12835476 A JP 12835476A JP 12835476 A JP12835476 A JP 12835476A JP S5353749 A JPS5353749 A JP S5353749A
Authority
JP
Japan
Prior art keywords
protective device
transformer protective
diodes
overcurrent
transformer
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
JP12835476A
Other languages
Japanese (ja)
Inventor
Teiji Kobayashi
Yukio Yamada
Nobuaki Odasawa
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP12835476A priority Critical patent/JPS5353749A/en
Publication of JPS5353749A publication Critical patent/JPS5353749A/en
Pending legal-status Critical Current

Links

Landscapes

  • Protection Of Transformers (AREA)

Abstract

PURPOSE: To enable identification of excitation rush current and overcurrent by connecting diodes with overcurrent relay coils in parallel and connecting these two in series to butt the diodes and connect to the output circuit of a current transformer.
COPYRIGHT: (C)1978,JPO&Japio
JP12835476A 1976-10-27 1976-10-27 Transformer protective device Pending JPS5353749A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12835476A JPS5353749A (en) 1976-10-27 1976-10-27 Transformer protective device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12835476A JPS5353749A (en) 1976-10-27 1976-10-27 Transformer protective device

Publications (1)

Publication Number Publication Date
JPS5353749A true JPS5353749A (en) 1978-05-16

Family

ID=14982735

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12835476A Pending JPS5353749A (en) 1976-10-27 1976-10-27 Transformer protective device

Country Status (1)

Country Link
JP (1) JPS5353749A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5593324A (en) * 1993-12-27 1997-01-14 Sumitomo Wiring Systems, Ltd. Electric bulb socket

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5593324A (en) * 1993-12-27 1997-01-14 Sumitomo Wiring Systems, Ltd. Electric bulb socket

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