JPS52102556A - Inspection system for overcurrent circuit breaker - Google Patents

Inspection system for overcurrent circuit breaker

Info

Publication number
JPS52102556A
JPS52102556A JP1846276A JP1846276A JPS52102556A JP S52102556 A JPS52102556 A JP S52102556A JP 1846276 A JP1846276 A JP 1846276A JP 1846276 A JP1846276 A JP 1846276A JP S52102556 A JPS52102556 A JP S52102556A
Authority
JP
Japan
Prior art keywords
circuit breaker
overcurrent circuit
inspection system
overcurrent
wide
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
JP1846276A
Other languages
Japanese (ja)
Inventor
Yasuyuki Hiyama
Hiroshi Sasaki
Junichi Makino
Tatsuo Fujiwara
Koichi Horisaki
Yoshiteru Miki
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 JP1846276A priority Critical patent/JPS52102556A/en
Publication of JPS52102556A publication Critical patent/JPS52102556A/en
Pending legal-status Critical Current

Links

Landscapes

  • Keying Circuit Devices (AREA)
  • Emergency Protection Circuit Devices (AREA)

Abstract

PURPOSE: To operate control circuit under the condition most similar to real operation by using signal current itself induced from load current as test current during operation of overcurrent circuit breaker equipped with electronic controller, and to enable inspection of overcurrent circuit breaker in the range as wide as possible without employing special inspecting device.
COPYRIGHT: (C)1977,JPO&Japio
JP1846276A 1976-02-24 1976-02-24 Inspection system for overcurrent circuit breaker Pending JPS52102556A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1846276A JPS52102556A (en) 1976-02-24 1976-02-24 Inspection system for overcurrent circuit breaker

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1846276A JPS52102556A (en) 1976-02-24 1976-02-24 Inspection system for overcurrent circuit breaker

Publications (1)

Publication Number Publication Date
JPS52102556A true JPS52102556A (en) 1977-08-27

Family

ID=11972291

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1846276A Pending JPS52102556A (en) 1976-02-24 1976-02-24 Inspection system for overcurrent circuit breaker

Country Status (1)

Country Link
JP (1) JPS52102556A (en)

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