JPH0359656B2 - - Google Patents

Info

Publication number
JPH0359656B2
JPH0359656B2 JP58140284A JP14028483A JPH0359656B2 JP H0359656 B2 JPH0359656 B2 JP H0359656B2 JP 58140284 A JP58140284 A JP 58140284A JP 14028483 A JP14028483 A JP 14028483A JP H0359656 B2 JPH0359656 B2 JP H0359656B2
Authority
JP
Japan
Prior art keywords
output
circuit
time limit
signal
level
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 - Lifetime
Application number
JP58140284A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6032512A (ja
Inventor
Ichiro Arinobu
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 JP14028483A priority Critical patent/JPS6032512A/ja
Priority to DE8484108937T priority patent/DE3478642D1/de
Priority to EP19840108937 priority patent/EP0133968B1/en
Publication of JPS6032512A publication Critical patent/JPS6032512A/ja
Publication of JPH0359656B2 publication Critical patent/JPH0359656B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)
JP14028483A 1983-07-29 1983-07-29 静止形過電流検出装置 Granted JPS6032512A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP14028483A JPS6032512A (ja) 1983-07-29 1983-07-29 静止形過電流検出装置
DE8484108937T DE3478642D1 (en) 1983-07-29 1984-07-27 Solid state overcurrent detector
EP19840108937 EP0133968B1 (en) 1983-07-29 1984-07-27 Solid state overcurrent detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14028483A JPS6032512A (ja) 1983-07-29 1983-07-29 静止形過電流検出装置

Publications (2)

Publication Number Publication Date
JPS6032512A JPS6032512A (ja) 1985-02-19
JPH0359656B2 true JPH0359656B2 (enrdf_load_stackoverflow) 1991-09-11

Family

ID=15265195

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14028483A Granted JPS6032512A (ja) 1983-07-29 1983-07-29 静止形過電流検出装置

Country Status (1)

Country Link
JP (1) JPS6032512A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2578090B1 (fr) * 1985-02-25 1989-12-01 Merlin Gerin Disjoncteur a declencheur statique numerise a fonction de declenchement a temps inverse
FR2578112B1 (fr) * 1985-02-25 1988-03-18 Merlin Gerin Disjoncteur a declencheur statique a chaine de traitement numerique shunte par une chaine de traitement analogique

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5526014A (en) * 1978-08-11 1980-02-25 Fuji Electric Co Ltd Opposite time limit characteristic overcurrent relay
JPS5735871Y2 (enrdf_load_stackoverflow) * 1978-08-15 1982-08-09
US4331998A (en) * 1980-04-15 1982-05-25 Westinghouse Electric Corp. Circuit interrupter with digital trip unit and style designator circuit
JPS58140285A (ja) * 1982-02-15 1983-08-19 Seikosha Co Ltd 多色インクリボン

Also Published As

Publication number Publication date
JPS6032512A (ja) 1985-02-19

Similar Documents

Publication Publication Date Title
JP2633284B2 (ja) 交流電源装置を保護する多極遮断器の固体引外し装置
JP2735598B2 (ja) 固体トリップ装置
JP3172166B2 (ja) 瞬時トリップ機能を持つディジタル回路を使用した電子式遮断器
US6014297A (en) Apparatus for detecting arcing faults and ground faults in multiwire branch electric power circuits
US4544982A (en) Electrical equipment protection apparatus and method
CA1151279A (en) Solid state trip unit for an electrical circuit breaker
US5627717A (en) Electronic processing unit, and circuit breaker including such a unit
EP0881732B1 (en) Apparatus for RMS current approximation
US4704653A (en) Transformer differential relay with speed-up apparatus
EP0133968B1 (en) Solid state overcurrent detector
EP0326237B1 (en) Control circuit with validity-determining arrangement
US7199991B2 (en) Electrical bus protection method & apparatus
EP0674376B1 (en) Overcurrent trip unit with separately adjustable neutral protection
GB1594112A (en) Circuit breaker apparatus including asymetrical fault detector
US4819124A (en) Overcurrent detector and circuit breaker
JPS6032211A (ja) 回路しや断器
JPH0359656B2 (enrdf_load_stackoverflow)
GB2008345A (en) Monitoring polyphase currents
JPH0359655B2 (enrdf_load_stackoverflow)
ES371934A1 (es) Un sistema de proteccion para proteger contra corrientes deaveria redes de corriente electrica de potencia.
JPH07170651A (ja) 電子式配線保護遮断器
Verma et al. Microprocessor-based comprehensive relaying scheme for power transformer protection
RU2186403C2 (ru) Устройство для измерения и фиксации электрических величин аварийного режима
CA2300344C (en) Apparatus for detecting arcing faults and ground faults in multiwire branch electric power circuits
SU723714A1 (ru) Устройство дл защиты электрических сетей от токов короткого замыкани