JPS53133070A - Measuring method for insulation resistance divisions of corrosionproof steel pipe - Google Patents

Measuring method for insulation resistance divisions of corrosionproof steel pipe

Info

Publication number
JPS53133070A
JPS53133070A JP4816377A JP4816377A JPS53133070A JP S53133070 A JPS53133070 A JP S53133070A JP 4816377 A JP4816377 A JP 4816377A JP 4816377 A JP4816377 A JP 4816377A JP S53133070 A JPS53133070 A JP S53133070A
Authority
JP
Japan
Prior art keywords
steel pipe
insulation resistance
measuring method
corrosionproof steel
divisions
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
JP4816377A
Other languages
Japanese (ja)
Other versions
JPS5934978B2 (en
Inventor
Tadaharu Nakayama
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.)
Sumitomo Electric Industries Ltd
Original Assignee
Sumitomo Electric Industries 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 Sumitomo Electric Industries Ltd filed Critical Sumitomo Electric Industries Ltd
Priority to JP52048163A priority Critical patent/JPS5934978B2/en
Publication of JPS53133070A publication Critical patent/JPS53133070A/en
Publication of JPS5934978B2 publication Critical patent/JPS5934978B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
  • Measurement Of Resistance Or Impedance (AREA)

Abstract

PURPOSE: To obtain the insulation resistance to ground precisely in each division by measuring the voltage and amperage between the ends of two tubes succussively at plural insulated points by connecting a direct current power source and a voltmeter between right and left steel pipe across insulated points.
COPYRIGHT: (C)1978,JPO&Japio
JP52048163A 1977-04-26 1977-04-26 Corrosion-proof steel pipe insulation resistance classification measurement method Expired JPS5934978B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP52048163A JPS5934978B2 (en) 1977-04-26 1977-04-26 Corrosion-proof steel pipe insulation resistance classification measurement method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP52048163A JPS5934978B2 (en) 1977-04-26 1977-04-26 Corrosion-proof steel pipe insulation resistance classification measurement method

Publications (2)

Publication Number Publication Date
JPS53133070A true JPS53133070A (en) 1978-11-20
JPS5934978B2 JPS5934978B2 (en) 1984-08-25

Family

ID=12795705

Family Applications (1)

Application Number Title Priority Date Filing Date
JP52048163A Expired JPS5934978B2 (en) 1977-04-26 1977-04-26 Corrosion-proof steel pipe insulation resistance classification measurement method

Country Status (1)

Country Link
JP (1) JPS5934978B2 (en)

Also Published As

Publication number Publication date
JPS5934978B2 (en) 1984-08-25

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