CH491521A - Valve arrester - Google Patents

Valve arrester

Info

Publication number
CH491521A
CH491521A CH1651468A CH1651468A CH491521A CH 491521 A CH491521 A CH 491521A CH 1651468 A CH1651468 A CH 1651468A CH 1651468 A CH1651468 A CH 1651468A CH 491521 A CH491521 A CH 491521A
Authority
CH
Switzerland
Prior art keywords
valve arrester
arrester
valve
Prior art date
Application number
CH1651468A
Other languages
German (de)
Inventor
Nilsson Erland
Schei Asle
Original Assignee
Asea Ab
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 Asea Ab filed Critical Asea Ab
Publication of CH491521A publication Critical patent/CH491521A/en

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/08—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors
    • H02H7/085—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors against excessive load
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
    • H01T4/00—Overvoltage arresters using spark gaps
    • H01T4/16—Overvoltage arresters using spark gaps having a plurality of gaps arranged in series
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
    • H02H9/04—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
    • H02H9/06—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage using spark-gap arresters
CH1651468A 1967-11-06 1968-11-05 Valve arrester CH491521A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE15144/67A SE352992B (en) 1967-11-06 1967-11-06

Publications (1)

Publication Number Publication Date
CH491521A true CH491521A (en) 1970-05-31

Family

ID=20300218

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1651468A CH491521A (en) 1967-11-06 1968-11-05 Valve arrester

Country Status (7)

Country Link
US (1) US3566197A (en)
JP (1) JPS5419985B1 (en)
CH (1) CH491521A (en)
DE (1) DE1806587B2 (en)
FR (1) FR1593113A (en)
GB (1) GB1193558A (en)
SE (1) SE352992B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE361379B (en) * 1972-03-21 1973-10-29 Asea Ab
GB1404240A (en) * 1972-10-23 1975-08-28 Bowthorpe Hellermann Ltd Lightning arresters and surge diverters
SE397026B (en) * 1975-03-18 1977-10-10 Asea Ab VALVE DETECTOR DEVICE
US4347539A (en) * 1981-06-03 1982-08-31 Westinghouse Electric Corp. Electrical equipment protective apparatus with energy balancing among parallel varistors
US4807082A (en) * 1987-05-14 1989-02-21 General Electric Corporation Current surge protector for power fuses
US4945442A (en) * 1989-01-30 1990-07-31 The Boeing Company Protective circuitry for high-energy transients
US6917501B2 (en) * 2003-02-26 2005-07-12 Hewlett-Packard Development Company, L.P. Electrostatic discharge protection apparatus and method employing a high frequency noncoupled starter circuit

Also Published As

Publication number Publication date
US3566197A (en) 1971-02-23
JPS5419985B1 (en) 1979-07-19
DE1806587B2 (en) 1971-11-18
GB1193558A (en) 1970-06-03
FR1593113A (en) 1970-05-25
SE352992B (en) 1973-01-15
DE1806587A1 (en) 1969-07-24

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Legal Events

Date Code Title Description
PL Patent ceased