JPS57110968A - Overcurrent passage indicator - Google Patents

Overcurrent passage indicator

Info

Publication number
JPS57110968A
JPS57110968A JP18661080A JP18661080A JPS57110968A JP S57110968 A JPS57110968 A JP S57110968A JP 18661080 A JP18661080 A JP 18661080A JP 18661080 A JP18661080 A JP 18661080A JP S57110968 A JPS57110968 A JP S57110968A
Authority
JP
Japan
Prior art keywords
overcurrent
wire
oil
butterfly valve
iron piece
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
JP18661080A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0128350B2 (enExample
Inventor
Naotoshi Takaoka
Tadashi Takamatsu
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.)
Takamatsu Electric Works Ltd
Original Assignee
Takamatsu Electric Works 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 Takamatsu Electric Works Ltd filed Critical Takamatsu Electric Works Ltd
Priority to JP18661080A priority Critical patent/JPS57110968A/ja
Publication of JPS57110968A publication Critical patent/JPS57110968A/ja
Publication of JPH0128350B2 publication Critical patent/JPH0128350B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/145—Indicating the presence of current or voltage
    • G01R19/15—Indicating the presence of current

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Locating Faults (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Breakers (AREA)
JP18661080A 1980-12-27 1980-12-27 Overcurrent passage indicator Granted JPS57110968A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18661080A JPS57110968A (en) 1980-12-27 1980-12-27 Overcurrent passage indicator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18661080A JPS57110968A (en) 1980-12-27 1980-12-27 Overcurrent passage indicator

Publications (2)

Publication Number Publication Date
JPS57110968A true JPS57110968A (en) 1982-07-10
JPH0128350B2 JPH0128350B2 (enExample) 1989-06-02

Family

ID=16191580

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18661080A Granted JPS57110968A (en) 1980-12-27 1980-12-27 Overcurrent passage indicator

Country Status (1)

Country Link
JP (1) JPS57110968A (enExample)

Also Published As

Publication number Publication date
JPH0128350B2 (enExample) 1989-06-02

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