JPS57135626A - Variation detecting relay unit - Google Patents

Variation detecting relay unit

Info

Publication number
JPS57135626A
JPS57135626A JP2092281A JP2092281A JPS57135626A JP S57135626 A JPS57135626 A JP S57135626A JP 2092281 A JP2092281 A JP 2092281A JP 2092281 A JP2092281 A JP 2092281A JP S57135626 A JPS57135626 A JP S57135626A
Authority
JP
Japan
Prior art keywords
relay unit
variation detecting
detecting relay
variation
unit
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
JP2092281A
Other languages
Japanese (ja)
Inventor
Yoshiaki Yamamoto
Masuo Nakashima
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
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 Tokyo Shibaura Electric Co Ltd filed Critical Tokyo Shibaura Electric Co Ltd
Priority to JP2092281A priority Critical patent/JPS57135626A/en
Publication of JPS57135626A publication Critical patent/JPS57135626A/en
Pending legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)
JP2092281A 1981-02-17 1981-02-17 Variation detecting relay unit Pending JPS57135626A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2092281A JPS57135626A (en) 1981-02-17 1981-02-17 Variation detecting relay unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2092281A JPS57135626A (en) 1981-02-17 1981-02-17 Variation detecting relay unit

Publications (1)

Publication Number Publication Date
JPS57135626A true JPS57135626A (en) 1982-08-21

Family

ID=12040706

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2092281A Pending JPS57135626A (en) 1981-02-17 1981-02-17 Variation detecting relay unit

Country Status (1)

Country Link
JP (1) JPS57135626A (en)

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