IT996847B - ELECTRIC VACUUM DISJUNER WITH CHEMICAL VACUUM REFINER - Google Patents

ELECTRIC VACUUM DISJUNER WITH CHEMICAL VACUUM REFINER

Info

Publication number
IT996847B
IT996847B IT7370072A IT7007273A IT996847B IT 996847 B IT996847 B IT 996847B IT 7370072 A IT7370072 A IT 7370072A IT 7007273 A IT7007273 A IT 7007273A IT 996847 B IT996847 B IT 996847B
Authority
IT
Italy
Prior art keywords
vacuum
disjuner
refiner
chemical
electric
Prior art date
Application number
IT7370072A
Other languages
Italian (it)
Original Assignee
Hezemeijer Bv
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
Priority claimed from NL727214103A external-priority patent/NL149629B/en
Application filed by Hezemeijer Bv filed Critical Hezemeijer Bv
Application granted granted Critical
Publication of IT996847B publication Critical patent/IT996847B/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
    • H01H33/66—Vacuum switches
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
    • H01H33/66—Vacuum switches
    • H01H33/664—Contacts; Arc-extinguishing means, e.g. arcing rings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
    • H01H33/66—Vacuum switches
    • H01H33/668—Means for obtaining or monitoring the vacuum
IT7370072A 1972-10-18 1973-10-17 ELECTRIC VACUUM DISJUNER WITH CHEMICAL VACUUM REFINER IT996847B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL727214103A NL149629B (en) 1972-10-18 1972-10-18 VACUUM SWITCH WITH CATCHER ELEMENT.

Publications (1)

Publication Number Publication Date
IT996847B true IT996847B (en) 1975-12-10

Family

ID=19817178

Family Applications (1)

Application Number Title Priority Date Filing Date
IT7370072A IT996847B (en) 1972-10-18 1973-10-17 ELECTRIC VACUUM DISJUNER WITH CHEMICAL VACUUM REFINER

Country Status (5)

Country Link
DK (1) DK131917C (en)
ES (1) ES419714A1 (en)
IT (1) IT996847B (en)
SE (1) SE386539B (en)
ZA (1) ZA737969B (en)

Also Published As

Publication number Publication date
SE386539B (en) 1976-08-09
DK131917B (en) 1975-09-22
ZA737969B (en) 1974-10-30
DK131917C (en) 1976-02-23
SE7314123L (en) 1974-04-19
ES419714A1 (en) 1976-03-01

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