JPH0517776B2 - - Google Patents

Info

Publication number
JPH0517776B2
JPH0517776B2 JP59115225A JP11522584A JPH0517776B2 JP H0517776 B2 JPH0517776 B2 JP H0517776B2 JP 59115225 A JP59115225 A JP 59115225A JP 11522584 A JP11522584 A JP 11522584A JP H0517776 B2 JPH0517776 B2 JP H0517776B2
Authority
JP
Japan
Prior art keywords
relay
circuit
detection means
current
drive
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 - Fee Related
Application number
JP59115225A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60258821A (ja
Inventor
Heihachiro Umemura
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.)
Shinko Electric Co Ltd
Original Assignee
Shinko Electric Co 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 Shinko Electric Co Ltd filed Critical Shinko Electric Co Ltd
Priority to JP59115225A priority Critical patent/JPS60258821A/ja
Priority to GB8513905A priority patent/GB2162391B/en
Priority to FR8508336A priority patent/FR2565430B1/fr
Priority to CA000483039A priority patent/CA1263144A/en
Priority to DE19853520257 priority patent/DE3520257C2/de
Publication of JPS60258821A publication Critical patent/JPS60258821A/ja
Publication of JPH0517776B2 publication Critical patent/JPH0517776B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H47/00—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current
    • H01H47/002—Monitoring or fail-safe circuits
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/30—Hydrogen technology
    • Y02E60/50—Fuel cells

Landscapes

  • Protection Of Static Devices (AREA)
JP59115225A 1984-06-04 1984-06-04 リレ−故障検出装置 Granted JPS60258821A (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP59115225A JPS60258821A (ja) 1984-06-04 1984-06-04 リレ−故障検出装置
GB8513905A GB2162391B (en) 1984-06-04 1985-06-03 Electric fault detection device
FR8508336A FR2565430B1 (fr) 1984-06-04 1985-06-03 Circuit detectant une panne de relais
CA000483039A CA1263144A (en) 1984-06-04 1985-06-03 Relay trouble detecting device
DE19853520257 DE3520257C2 (de) 1984-06-04 1985-06-04 Fehlererfassungsgerät zur Betriebsüberwachung eines elektrischen Schaltrelais

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59115225A JPS60258821A (ja) 1984-06-04 1984-06-04 リレ−故障検出装置

Publications (2)

Publication Number Publication Date
JPS60258821A JPS60258821A (ja) 1985-12-20
JPH0517776B2 true JPH0517776B2 (enrdf_load_html_response) 1993-03-10

Family

ID=14657449

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59115225A Granted JPS60258821A (ja) 1984-06-04 1984-06-04 リレ−故障検出装置

Country Status (1)

Country Link
JP (1) JPS60258821A (enrdf_load_html_response)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2781866B2 (ja) * 1988-02-25 1998-07-30 新晃電機 株式会社 ホイスト操作回路における異常検出装置
JPH04183221A (ja) * 1990-01-17 1992-06-30 Fuji Electric Co Ltd 電磁接触器
US8692398B2 (en) * 2012-03-30 2014-04-08 Thermo King Corporation Mobile environment-controlled unit having a magnetic sensor for a high-voltage alternating current bus

Also Published As

Publication number Publication date
JPS60258821A (ja) 1985-12-20

Similar Documents

Publication Publication Date Title
US5243291A (en) Electromagnetic contactor deposition detecting apparatus which detects load current and switch current
US7336457B2 (en) Ground fault circuit interrupter (GFCI) end-of-life (EOL) status indicator
JP3851584B2 (ja) 無停電電源装置の並列運転方法
GB2162391A (en) Electric fault detection device
US6236553B1 (en) Safety relay
JPH0517776B2 (enrdf_load_html_response)
JP3527630B2 (ja) 電磁接触器の溶着及び押釦スイッチの故障検出装置
JPH11289670A (ja) 双極直流送電系統
JPH0210772Y2 (enrdf_load_html_response)
JP3041449U (ja) 電源切替器
JP4057941B2 (ja) 電磁接触器の溶着及び押釦スイッチの故障検出装置
KR20040099202A (ko) 전력용 스위칭 반도체 소자를 적용한 전자 개폐기와 무순단 전자 자동 절체기
JPH08182220A (ja) 過電流保護継電装置
RU252U1 (ru) Устройство защиты трехфазной нагрузки от неполнофазного режима
JPS60131021A (ja) リレ−故障検出装置
JPS6320461Y2 (enrdf_load_html_response)
JPS61183830A (ja) リレ−故障検出装置
US5012122A (en) Circuit to inhibit voltage and current returns to the electric power distribution line in an inverter-type power plant
JP2986424B2 (ja) 電圧制御装置
JPH056651Y2 (enrdf_load_html_response)
JPH08205426A (ja) 無停電安定化電源装置
JPS63249059A (ja) 無接点接触器の異常検出装置
JPH0436208Y2 (enrdf_load_html_response)
SU1394329A2 (ru) Система управлени и контрол трехфазных сетей наружного освещени с каскадным включением
CA1299723C (en) Electric safety supply apparatus and connector device combination

Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees