JPS60148331A - インピ−ダンス変化率継電器 - Google Patents

インピ−ダンス変化率継電器

Info

Publication number
JPS60148331A
JPS60148331A JP437484A JP437484A JPS60148331A JP S60148331 A JPS60148331 A JP S60148331A JP 437484 A JP437484 A JP 437484A JP 437484 A JP437484 A JP 437484A JP S60148331 A JPS60148331 A JP S60148331A
Authority
JP
Japan
Prior art keywords
impedance
value
relay
circuit
time
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.)
Granted
Application number
JP437484A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0517775B2 (2
Inventor
哲郎 松島
安藤　文郎
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
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 filed Critical Toshiba Corp
Priority to JP437484A priority Critical patent/JPS60148331A/ja
Publication of JPS60148331A publication Critical patent/JPS60148331A/ja
Publication of JPH0517775B2 publication Critical patent/JPH0517775B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)
JP437484A 1984-01-13 1984-01-13 インピ−ダンス変化率継電器 Granted JPS60148331A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP437484A JPS60148331A (ja) 1984-01-13 1984-01-13 インピ−ダンス変化率継電器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP437484A JPS60148331A (ja) 1984-01-13 1984-01-13 インピ−ダンス変化率継電器

Publications (2)

Publication Number Publication Date
JPS60148331A true JPS60148331A (ja) 1985-08-05
JPH0517775B2 JPH0517775B2 (2) 1993-03-10

Family

ID=11582584

Family Applications (1)

Application Number Title Priority Date Filing Date
JP437484A Granted JPS60148331A (ja) 1984-01-13 1984-01-13 インピ−ダンス変化率継電器

Country Status (1)

Country Link
JP (1) JPS60148331A (2)

Also Published As

Publication number Publication date
JPH0517775B2 (2) 1993-03-10

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