JPS541668A - Grounding resistance measuring apparatus - Google Patents

Grounding resistance measuring apparatus

Info

Publication number
JPS541668A
JPS541668A JP6702377A JP6702377A JPS541668A JP S541668 A JPS541668 A JP S541668A JP 6702377 A JP6702377 A JP 6702377A JP 6702377 A JP6702377 A JP 6702377A JP S541668 A JPS541668 A JP S541668A
Authority
JP
Japan
Prior art keywords
grounding resistance
measuring apparatus
resistance measuring
individual grounding
transformer
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
JP6702377A
Other languages
Japanese (ja)
Other versions
JPS5819225B2 (en
Inventor
Ryuzo Nakazawa
Setsuyoshi Ono
Nobuo Nakajima
Eiji Hayashi
Noboru Unosawa
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.)
Yokogawa Electric Corp
Tokyo Electric Power Company Holdings Inc
Original Assignee
Tokyo Electric Power Co Inc
Yokogawa Hokushin Electric Corp
Yokogawa 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 Tokyo Electric Power Co Inc, Yokogawa Hokushin Electric Corp, Yokogawa Electric Works Ltd filed Critical Tokyo Electric Power Co Inc
Priority to JP6702377A priority Critical patent/JPS5819225B2/en
Publication of JPS541668A publication Critical patent/JPS541668A/en
Publication of JPS5819225B2 publication Critical patent/JPS5819225B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Measurement Of Resistance Or Impedance (AREA)
  • Emergency Protection Circuit Devices (AREA)

Abstract

PURPOSE: To obtain an apparatus measuring individual grounding resistance values without disconnecting individual grounding conductor of a common grounded system by winding zero point adjusting auxiliary coins to an injecting transformer and a detecting transformer respectively.
COPYRIGHT: (C)1979,JPO&Japio
JP6702377A 1977-06-06 1977-06-06 Earth resistance measuring device Expired JPS5819225B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6702377A JPS5819225B2 (en) 1977-06-06 1977-06-06 Earth resistance measuring device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6702377A JPS5819225B2 (en) 1977-06-06 1977-06-06 Earth resistance measuring device

Publications (2)

Publication Number Publication Date
JPS541668A true JPS541668A (en) 1979-01-08
JPS5819225B2 JPS5819225B2 (en) 1983-04-16

Family

ID=13332871

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6702377A Expired JPS5819225B2 (en) 1977-06-06 1977-06-06 Earth resistance measuring device

Country Status (1)

Country Link
JP (1) JPS5819225B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57200869A (en) * 1981-06-04 1982-12-09 Toyo Commun Equip Co Ltd Measurement of insulation resistance

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57200869A (en) * 1981-06-04 1982-12-09 Toyo Commun Equip Co Ltd Measurement of insulation resistance
JPH0312257B2 (en) * 1981-06-04 1991-02-19 Toyo Communication Equip

Also Published As

Publication number Publication date
JPS5819225B2 (en) 1983-04-16

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