CN1010911B - 故障指示装置 - Google Patents

故障指示装置

Info

Publication number
CN1010911B
CN1010911B CN89102301A CN89102301A CN1010911B CN 1010911 B CN1010911 B CN 1010911B CN 89102301 A CN89102301 A CN 89102301A CN 89102301 A CN89102301 A CN 89102301A CN 1010911 B CN1010911 B CN 1010911B
Authority
CN
China
Prior art keywords
mentioned
capacitor
current transformer
transistor
relay
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
Application number
CN89102301A
Other languages
English (en)
Chinese (zh)
Other versions
CN1037243A (zh
Inventor
中畑稔
折户伸行
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Electric Corp filed Critical Mitsubishi Electric Corp
Publication of CN1037243A publication Critical patent/CN1037243A/zh
Publication of CN1010911B publication Critical patent/CN1010911B/zh
Expired legal-status Critical Current

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Images

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B23/00—Alarms responsive to unspecified undesired or abnormal conditions
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/02—Details
    • H02H3/04—Details with warning or supervision in addition to disconnection, e.g. for indicating that protective apparatus has functioned

Landscapes

  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Relay Circuits (AREA)
  • Emergency Alarm Devices (AREA)
  • Alarm Systems (AREA)
CN89102301A 1988-04-21 1989-04-13 故障指示装置 Expired CN1010911B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP100476/88 1988-04-21
JP63100476A JPH01270723A (ja) 1988-04-21 1988-04-21 故障表示装置

Publications (2)

Publication Number Publication Date
CN1037243A CN1037243A (zh) 1989-11-15
CN1010911B true CN1010911B (zh) 1990-12-19

Family

ID=14274970

Family Applications (1)

Application Number Title Priority Date Filing Date
CN89102301A Expired CN1010911B (zh) 1988-04-21 1989-04-13 故障指示装置

Country Status (5)

Country Link
JP (1) JPH01270723A (enrdf_load_stackoverflow)
KR (1) KR910005246B1 (enrdf_load_stackoverflow)
CN (1) CN1010911B (enrdf_load_stackoverflow)
DE (1) DE3913180A1 (enrdf_load_stackoverflow)
GB (1) GB2218286B (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE9006315U1 (de) * 1990-06-05 1990-09-13 Karl Pfisterer Elektrotechnische Spezialartikel Gmbh & Co Kg, 70327 Stuttgart Gerät zur Auswertung elektrischer Signale
CN100370756C (zh) * 2005-05-24 2008-02-20 杭州华三通信技术有限公司 系统的复位处理方法及装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55117414A (en) * 1979-02-28 1980-09-09 Saneisha Seisakusho Kk Automatic reset overcurrent passage indicating system

Also Published As

Publication number Publication date
GB2218286B (en) 1992-02-05
CN1037243A (zh) 1989-11-15
GB8903298D0 (en) 1989-04-05
JPH01270723A (ja) 1989-10-30
DE3913180A1 (de) 1989-11-02
DE3913180C2 (enrdf_load_stackoverflow) 1991-07-11
KR910005246B1 (ko) 1991-07-24
GB2218286A (en) 1989-11-08
KR890016496A (ko) 1989-11-29

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Legal Events

Date Code Title Description
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C06 Publication
PB01 Publication
C13 Decision
GR02 Examined patent application
C14 Grant of patent or utility model
GR01 Patent grant
C15 Extension of patent right duration from 15 to 20 years for appl. with date before 31.12.1992 and still valid on 11.12.2001 (patent law change 1993)
OR01 Other related matters
C19 Lapse of patent right due to non-payment of the annual fee
CF01 Termination of patent right due to non-payment of annual fee