JPH0517775B2 - - Google Patents

Info

Publication number
JPH0517775B2
JPH0517775B2 JP437484A JP437484A JPH0517775B2 JP H0517775 B2 JPH0517775 B2 JP H0517775B2 JP 437484 A JP437484 A JP 437484A JP 437484 A JP437484 A JP 437484A JP H0517775 B2 JPH0517775 B2 JP H0517775B2
Authority
JP
Japan
Prior art keywords
impedance
value
time
relay
circuit
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.)
Expired - Lifetime
Application number
JP437484A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60148331A (ja
Inventor
Tetsuo Matsushima
Fumio Ando
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 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 JPS60148331A (ja) 1985-08-05
JPH0517775B2 true 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
JPS60148331A (ja) 1985-08-05

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