DK18689A - Apparat til isolationsafproevning af koelemaskiner - Google Patents

Apparat til isolationsafproevning af koelemaskiner

Info

Publication number
DK18689A
DK18689A DK018689A DK18689A DK18689A DK 18689 A DK18689 A DK 18689A DK 018689 A DK018689 A DK 018689A DK 18689 A DK18689 A DK 18689A DK 18689 A DK18689 A DK 18689A
Authority
DK
Denmark
Prior art keywords
insulation testing
cooling machines
machines
cooling
insulation
Prior art date
Application number
DK018689A
Other languages
English (en)
Other versions
DK18689D0 (da
DK170511B1 (da
Inventor
Kanji Isomichi
Hiroshi Ogawa
Nobuhiro Funahashi
Toshio Yamashita
Original Assignee
Mitsubishi Heavy Ind 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 Mitsubishi Heavy Ind Ltd filed Critical Mitsubishi Heavy Ind Ltd
Publication of DK18689D0 publication Critical patent/DK18689D0/da
Publication of DK18689A publication Critical patent/DK18689A/da
Application granted granted Critical
Publication of DK170511B1 publication Critical patent/DK170511B1/da

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
    • G01R31/52—Testing for short-circuits, leakage current or ground faults

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Testing Relating To Insulation (AREA)
  • Testing Electric Properties And Detecting Electric Faults (AREA)
DK018689A 1988-01-18 1989-01-17 Apparat til elektrisk isolationsafprøvning af kølemaskiner DK170511B1 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP795088 1988-01-18
JP63007950A JPH07117567B2 (ja) 1988-01-18 1988-01-18 冷凍機の絶縁試験装置

Publications (3)

Publication Number Publication Date
DK18689D0 DK18689D0 (da) 1989-01-17
DK18689A true DK18689A (da) 1989-07-19
DK170511B1 DK170511B1 (da) 1995-10-02

Family

ID=11679772

Family Applications (1)

Application Number Title Priority Date Filing Date
DK018689A DK170511B1 (da) 1988-01-18 1989-01-17 Apparat til elektrisk isolationsafprøvning af kølemaskiner

Country Status (6)

Country Link
US (1) US4990857A (da)
JP (1) JPH07117567B2 (da)
AU (1) AU612756B2 (da)
DK (1) DK170511B1 (da)
GB (1) GB2214317B (da)
SG (1) SG62592G (da)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5243243A (en) * 1991-11-12 1993-09-07 Andrews J Leroy Electric motor insulation resistance fault monitor
US6233952B1 (en) * 1999-01-19 2001-05-22 Carrier Corporation Pretrip routine comprising of individual refrigeration system components
CN101470145B (zh) * 2007-12-28 2010-12-29 北京机械工业学院 绝缘电阻测试系统

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU457292B2 (en) * 1970-08-12 1975-01-06 Kerr Jamieson Ian A testing device to ensure the safety of electrical appliances cognate with 59660/69
US3886409A (en) * 1973-05-09 1975-05-27 Amax Inc Means for monitoring the safety of a remote electrical ground connection
GB1495939A (en) * 1974-01-19 1977-12-21 Edgcumbe Peebles Ltd Electrical test equipment
US3946573A (en) * 1974-08-22 1976-03-30 Whirlpool Corporation Electrical diagnostic system for refrigeration apparatus
US4140964A (en) * 1977-01-18 1979-02-20 Bell Telephone Laboratories, Incorporated High voltage breakdown test circuit for insulation testing utilizing a predetermined fixed amount of energy
JPS5297776A (en) * 1977-03-02 1977-08-16 Hitachi Ltd Tramcar circuit line insulation testing apparatus
JPS59133469A (ja) * 1983-01-21 1984-07-31 Mitsubishi Electric Corp 自動絶縁試験方法及び装置
US4540922A (en) * 1983-03-21 1985-09-10 Automeg, Inc. Motor winding leakage monitor
JPS6146481U (ja) * 1984-08-30 1986-03-28 日本電気株式会社 自動耐圧絶縁試験装置

Also Published As

Publication number Publication date
GB2214317A (en) 1989-08-31
US4990857A (en) 1991-02-05
JPH01184475A (ja) 1989-07-24
AU2777389A (en) 1989-07-20
GB2214317B (en) 1991-09-11
DK18689D0 (da) 1989-01-17
GB8900038D0 (en) 1989-03-01
AU612756B2 (en) 1991-07-18
DK170511B1 (da) 1995-10-02
SG62592G (en) 1992-09-04
JPH07117567B2 (ja) 1995-12-18

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Legal Events

Date Code Title Description
B1 Patent granted (law 1993)
PBP Patent lapsed

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