JPH01270723A - 故障表示装置 - Google Patents

故障表示装置

Info

Publication number
JPH01270723A
JPH01270723A JP63100476A JP10047688A JPH01270723A JP H01270723 A JPH01270723 A JP H01270723A JP 63100476 A JP63100476 A JP 63100476A JP 10047688 A JP10047688 A JP 10047688A JP H01270723 A JPH01270723 A JP H01270723A
Authority
JP
Japan
Prior art keywords
capacitor
relay
transistor
current transformer
return
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.)
Pending
Application number
JP63100476A
Other languages
English (en)
Japanese (ja)
Inventor
Minoru Nakahata
稔 中畑
Nobuyuki Orito
折戸　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
Priority to JP63100476A priority Critical patent/JPH01270723A/ja
Priority to KR1019880015171A priority patent/KR910005246B1/ko
Priority to GB8903298A priority patent/GB2218286B/en
Priority to CN89102301A priority patent/CN1010911B/zh
Priority to DE3913180A priority patent/DE3913180A1/de
Publication of JPH01270723A publication Critical patent/JPH01270723A/ja
Pending legal-status Critical Current

Links

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)
JP63100476A 1988-04-21 1988-04-21 故障表示装置 Pending JPH01270723A (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP63100476A JPH01270723A (ja) 1988-04-21 1988-04-21 故障表示装置
KR1019880015171A KR910005246B1 (ko) 1988-04-21 1988-11-18 고장표시장치
GB8903298A GB2218286B (en) 1988-04-21 1989-02-14 "malfunction indicator"
CN89102301A CN1010911B (zh) 1988-04-21 1989-04-13 故障指示装置
DE3913180A DE3913180A1 (de) 1988-04-21 1989-04-21 Stoerungsanzeiger fuer elektrische nutzleitungen

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
JPH01270723A true JPH01270723A (ja) 1989-10-30

Family

ID=14274970

Family Applications (1)

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

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

Citations (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

Patent Citations (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
DE3913180A1 (de) 1989-11-02
KR890016496A (ko) 1989-11-29
GB8903298D0 (en) 1989-04-05
GB2218286A (en) 1989-11-08
GB2218286B (en) 1992-02-05
CN1010911B (zh) 1990-12-19
CN1037243A (zh) 1989-11-15
DE3913180C2 (enrdf_load_stackoverflow) 1991-07-11
KR910005246B1 (ko) 1991-07-24

Similar Documents

Publication Publication Date Title
US4223365A (en) Auto resetting switchgear trip indicator circuits
US11011903B2 (en) Disconnecting device
US5233330A (en) Alarm circuits to indicate the open status of circuit breakers or fuses for DC telecom and AC distribution circuits
US3961319A (en) Ground circuit monitor
US20090015973A1 (en) Increased Voltage Vehicle Electrical System
JPS6127983B2 (enrdf_load_stackoverflow)
US4969062A (en) Ground fault protection circuit
JPH01270723A (ja) 故障表示装置
US3940664A (en) Multi-phase voltage sensing switching device
JP2001506050A (ja) セーフティ・リレー
CN217787300U (zh) 一种检测电路
JPS6360612B2 (enrdf_load_stackoverflow)
US3390307A (en) Electrical relays
GB1576096A (en) Load protection circuit arrangements
JPS5924116Y2 (ja) 保護継電器の動作試験機構
US2710367A (en) Means for the protection of aircraft generators
US20240213761A1 (en) Circuit protection device for automatically monitoring operation faults
JP3051320B2 (ja) 通信機用給電装置
SU1206870A1 (ru) Устройство дл защиты от перенапр жений параллельных цепей нагрузки посто нного тока
JPH0628912Y2 (ja) 過電圧保護回路
SU1262683A1 (ru) Регул тор напр жени генератора посто нного тока
SU918897A1 (ru) Блокировочное устройство контрол сопротивлени изол ции
WO2024185068A1 (ja) 車載用遮断装置
SU702520A1 (ru) Переключающее реле с защитой от перегрузкок и коротких замыканий
JP3353531B2 (ja) 転送トリップ回路