NO138820C - ELECTRICAL SWITCH, ESPECIALLY HIGH VOLTAGE POWER SWITCH, WITH A HYDRAULIC DRIVE DEVICE - Google Patents

ELECTRICAL SWITCH, ESPECIALLY HIGH VOLTAGE POWER SWITCH, WITH A HYDRAULIC DRIVE DEVICE

Info

Publication number
NO138820C
NO138820C NO4121/71A NO412171A NO138820C NO 138820 C NO138820 C NO 138820C NO 4121/71 A NO4121/71 A NO 4121/71A NO 412171 A NO412171 A NO 412171A NO 138820 C NO138820 C NO 138820C
Authority
NO
Norway
Prior art keywords
high voltage
drive device
voltage power
hydraulic drive
especially high
Prior art date
Application number
NO4121/71A
Other languages
Norwegian (no)
Other versions
NO138820B (en
Inventor
Rudolf Praetsch
Helmut Beier
Klaus Diskar
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of NO138820B publication Critical patent/NO138820B/en
Publication of NO138820C publication Critical patent/NO138820C/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
    • H01H33/02—Details
    • H01H33/28—Power arrangements internal to the switch for operating the driving mechanism
    • H01H33/30—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator
    • H01H33/34—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator hydraulic
    • 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
    • H01H33/008—Pedestal mounted switch gear combinations
    • 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
    • H01H33/02—Details
    • H01H33/022—Details particular to three-phase circuit breakers
NO4121/71A 1970-12-18 1971-11-08 ELECTRICAL SWITCH, ESPECIALLY HIGH VOLTAGE POWER SWITCH, WITH A HYDRAULIC DRIVE DEVICE NO138820C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702064798 DE2064798B2 (en) 1970-12-18 1970-12-18 HYDRAULIC DRIVE FOR AN ELECTRIC SWITCH

Publications (2)

Publication Number Publication Date
NO138820B NO138820B (en) 1978-08-07
NO138820C true NO138820C (en) 1978-11-15

Family

ID=5792775

Family Applications (1)

Application Number Title Priority Date Filing Date
NO4121/71A NO138820C (en) 1970-12-18 1971-11-08 ELECTRICAL SWITCH, ESPECIALLY HIGH VOLTAGE POWER SWITCH, WITH A HYDRAULIC DRIVE DEVICE

Country Status (7)

Country Link
US (1) US3745280A (en)
JP (1) JPS5211421B1 (en)
CH (1) CH523590A (en)
DE (1) DE2064798B2 (en)
DK (1) DK142519C (en)
NL (1) NL7115537A (en)
NO (1) NO138820C (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2838219A1 (en) * 1978-08-30 1980-03-13 Siemens Ag Hydraulic drive for HV power circuit breaker - has piston in cylinder operated by pressure medium controlled by piston-like valve
DE3833484A1 (en) * 1988-10-01 1990-04-05 Asea Brown Boveri Drive device for an electrical switching apparatus
FR2663780B1 (en) * 1990-06-26 1992-09-11 Merlin Gerin HIGH VOLTAGE CIRCUIT BREAKER WITH GAS INSULATION AND PNEUMATIC CONTROL MECHANISM.

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE526782A (en) * 1953-02-26
DE1004699B (en) * 1955-09-21 1957-03-21 Voigt & Haeffner Ag Compressed air switch with multiple interruptions per pole
DE1121166B (en) * 1957-01-21 1962-01-04 Licentia Gmbh Compressed air control for electrical switches
CH412058A (en) * 1964-08-07 1966-04-30 Oerlikon Maschf Circuit breaker

Also Published As

Publication number Publication date
DE2064798B2 (en) 1976-11-18
DE2064798A1 (en) 1972-06-29
NO138820B (en) 1978-08-07
DK142519B (en) 1980-11-10
JPS5211421B1 (en) 1977-03-31
DK142519C (en) 1981-07-06
US3745280A (en) 1973-07-10
CH523590A (en) 1972-05-31
NL7115537A (en) 1972-06-20

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