JPS5267745A - Switching protective device - Google Patents

Switching protective device

Info

Publication number
JPS5267745A
JPS5267745A JP14294375A JP14294375A JPS5267745A JP S5267745 A JPS5267745 A JP S5267745A JP 14294375 A JP14294375 A JP 14294375A JP 14294375 A JP14294375 A JP 14294375A JP S5267745 A JPS5267745 A JP S5267745A
Authority
JP
Japan
Prior art keywords
protective device
switching protective
switching
covering
performance
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
JP14294375A
Other languages
Japanese (ja)
Inventor
Tokio Goto
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 JP14294375A priority Critical patent/JPS5267745A/en
Publication of JPS5267745A publication Critical patent/JPS5267745A/en
Pending legal-status Critical Current

Links

Landscapes

  • Keying Circuit Devices (AREA)
  • Fuses (AREA)

Abstract

PURPOSE: To ensure breaking of nearly rated current, by covering the performance of a power fuse alarm into electric signal to open a load breaker.
COPYRIGHT: (C)1977,JPO&Japio
JP14294375A 1975-12-03 1975-12-03 Switching protective device Pending JPS5267745A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14294375A JPS5267745A (en) 1975-12-03 1975-12-03 Switching protective device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14294375A JPS5267745A (en) 1975-12-03 1975-12-03 Switching protective device

Publications (1)

Publication Number Publication Date
JPS5267745A true JPS5267745A (en) 1977-06-04

Family

ID=15327243

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14294375A Pending JPS5267745A (en) 1975-12-03 1975-12-03 Switching protective device

Country Status (1)

Country Link
JP (1) JPS5267745A (en)

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