CH524908A - Schutzgerät für flüssigkeitsgekühlte elektrische Apparate - Google Patents

Schutzgerät für flüssigkeitsgekühlte elektrische Apparate

Info

Publication number: CH524908A
Authority: CH; Switzerland
Prior art keywords: liquid; protective device; electrical apparatus; cooled electrical; cooled
Prior art date: 1970-10-12

Application number

CH1442171A

Other languages

English (en)

Inventor

Pfeiffer Richard Ing Dr

Reiplinger Erich

Original Assignee

Transformatoren Union 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.)

1970-10-12

Filing date

1971-10-04

Publication date

1972-06-30

1971-10-04 Application filed by Transformatoren Union Ag filed Critical Transformatoren Union Ag

1972-06-30 Publication of CH524908A publication Critical patent/CH524908A/de

Classifications

- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/30—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats
- G01F23/64—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats of the free float type without mechanical transmission elements
- G01F23/72—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats of the free float type without mechanical transmission elements using magnetically actuated indicating means
- G01F23/74—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats of the free float type without mechanical transmission elements using magnetically actuated indicating means for sensing changes in level only at discrete points
- 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
- H01H33/53—Cases; Reservoirs, tanks, piping or valves, for arc-extinguishing fluid; Accessories therefor, e.g. safety arrangements, pressure relief devices
- H01H33/55—Oil reservoirs or tanks; Lowering means therefor
- H01H33/555—Protective arrangements responsive to abnormal fluid pressure, liquid level or liquid displacement, e.g. Buchholz relays
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H36/00—Switches actuated by change of magnetic field or of electric field, e.g. by change of relative position of magnet and switch, by shielding
- H01H36/02—Switches actuated by change of magnetic field or of electric field, e.g. by change of relative position of magnet and switch, by shielding actuated by movement of a float carrying a magnet
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/02—Details
- H02H3/04—Details with warning or supervision in addition to disconnection, e.g. for indicating that protective apparatus has functioned
- H02H3/044—Checking correct functioning of protective arrangements, e.g. by simulating a fault

Landscapes

Physics & Mathematics (AREA)
Fluid Mechanics (AREA)
General Physics & Mathematics (AREA)
Engineering & Computer Science (AREA)
Power Engineering (AREA)
Level Indicators Using A Float (AREA)
Switches That Are Operated By Magnetic Or Electric Fields (AREA)
Motor Or Generator Cooling System (AREA)

CH1442171A 1970-10-12 1971-10-04 Schutzgerät für flüssigkeitsgekühlte elektrische Apparate CH524908A (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE2049972A DE2049972C3 (de)	1970-10-12	1970-10-12	Schutzgerat fur flussigkeitsge kühlte Transformatoren und Drosseln

Publications (1)

Publication Number	Publication Date
CH524908A true CH524908A (de)	1972-06-30

Family

ID=5784835

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH1442171A CH524908A (de)	1970-10-12	1971-10-04	Schutzgerät für flüssigkeitsgekühlte elektrische Apparate

Country Status (12)

Country	Link
AT (2)	AT314034B (de)
BE (1)	BE773776A (de)
CH (1)	CH524908A (de)
DE (1)	DE2049972C3 (de)
DK (1)	DK137152C (de)
ES (1)	ES198544Y (de)
FI (1)	FI55920C (de)
FR (1)	FR2109996A5 (de)
GB (1)	GB1346633A (de)
NL (1)	NL166826C (de)
NO (1)	NO128042B (de)
SE (1)	SE369805B (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS601568B2 (ja) *	1979-06-07	1985-01-16	日産自動車株式会社	液面警報装置
DD207645A3 (de) *	1982-02-04	1984-03-07	Dietrich Kroll	Stauklappe fuer schutzeinrichtungen
FR2684248B1 (fr) *	1991-11-22	1997-04-30	Pioch Sa	Appareil electronique de mesure et de protection du fonctionnement du transformateur a huile.
DE102010008066B3 (de)	2010-02-16	2011-03-31	Maschinenfabrik Reinhausen Gmbh	Buchholzrelais
DE202011109908U1 (de)	2011-06-22	2012-06-28	Maschinenfabrik Reinhausen Gmbh	Buchholzrelais
PT2724357T (pt) *	2011-06-22	2016-07-07	Reinhausen Maschf Scheubeck	Relé buchholz
ES2560814T3 (es) *	2012-07-20	2016-02-22	Abb Technology Ag	Dispositivo de seguridad para un transformador de energía, y transformador de energía relacionado que usa dicho dispositivo de seguridad

1970
- 1970-10-12 DE DE2049972A patent/DE2049972C3/de not_active Expired
1971
- 1971-05-18 GB GB1556471*[A patent/GB1346633A/en not_active Expired
- 1971-10-01 FI FI2746/71A patent/FI55920C/fi active
- 1971-10-04 CH CH1442171A patent/CH524908A/de not_active IP Right Cessation
- 1971-10-04 NO NO03626/71*[A patent/NO128042B/no unknown
- 1971-10-04 DK DK481071A patent/DK137152C/da active
- 1971-10-05 ES ES1971198544U patent/ES198544Y/es not_active Expired
- 1971-10-07 AT AT740872A patent/AT314034B/de not_active IP Right Cessation
- 1971-10-07 AT AT867471A patent/AT306845B/de not_active IP Right Cessation
- 1971-10-08 SE SE12805/71A patent/SE369805B/xx unknown
- 1971-10-11 BE BE773776A patent/BE773776A/xx unknown
- 1971-10-11 NL NL7113906.A patent/NL166826C/xx not_active IP Right Cessation
- 1971-10-12 FR FR7136648A patent/FR2109996A5/fr not_active Expired

Also Published As

Publication number	Publication date
ES198544Y (es)	1975-11-16
NL166826B (nl)	1981-04-15
FI55920B (fi)	1979-06-29
FI55920C (fi)	1979-10-10
DK137152B (da)	1978-01-23
DK137152C (da)	1978-06-19
ES198544U (es)	1975-06-16
BE773776A (fr)	1972-01-31
NL166826C (nl)	1981-09-15
NL7113906A (de)	1972-04-14
DE2049972B2 (de)	1973-03-01
NO128042B (de)	1973-09-17
SE369805B (de)	1974-09-16
DE2049972C3 (de)	1973-09-13
FR2109996A5 (de)	1972-05-26
AT314034B (de)	1974-03-11
DE2049972A1 (de)	1972-04-13
AT306845B (de)	1973-04-25
GB1346633A (en)	1974-02-13

Publication	Publication Date	Title
AT304672B (de)	1973-01-25	Halteeinrichtung für elektrische Verbinder
CH528156A (de)	1972-09-15	Elektrische Verbindungseinrichtung für isolierte Leiter
IT1025121B (it)	1978-08-10	Dispositivo per raffreddare un cavo elettrico
CH491484A (de)	1970-05-31	Elektrische Kontakteinrichtung
SE392550B (sv)	1977-03-28	Elektrisk anslutningsanordning for en kapslad kylmaskin
SE7504665L (sv)	1975-10-27	Skalningsanordning for elektriska ledare
CH524908A (de)	1972-06-30	Schutzgerät für flüssigkeitsgekühlte elektrische Apparate
CH485352A (de)	1970-01-31	Gehäuse für eine elektrische Maschine
CH519799A (de)	1972-02-29	Anschlussklemme für elektrische Apparate
CH522968A (de)	1972-05-15	Führungsschacht für elektrische Leitungen
CH481515A (de)	1969-11-15	Für elektrische Maschinen bestimmtes Gehäuse
AT300072B (de)	1972-07-10	Elektrische Kontaktvorrichtung
CH508974A (de)	1971-06-15	Eisenkern für induktive elektrische Apparate
CH504308A (de)	1971-03-15	Typenbetätigungsvorrichtung für eine elektrische Schreibmaschine
BR7107171D0 (pt)	1973-04-17	Aparelho aperfeicoado para provas em fios de cabos telefonicos ligados
CH469261A (de)	1969-02-28	Gerät für die elektrische Gasanalyse
CH506217A (de)	1971-04-15	Schaltung für Verschlüsselungsgeräte
CH489920A (de)	1970-04-30	Einbau-Steckdose für elektrische Geräte, Apparate oder Maschinen
AT240451B (de)	1965-05-25	Schutzeinrichtung für elektrische Steckverbindungen
AT258388B (de)	1967-11-27	Dreheinrichtung für elektrische Schalter
CH530710A (de)	1972-11-15	Auslösevorrichtung für elektrische Schalter
AT315946B (de)	1974-06-25	Tragvorrichtung für elektrische Kabel
BE780155A (nl)	1972-09-04	Elektrische inrichting
AT297135B (de)	1972-03-10	Elektrische Kontaktvorrichtung
CH524899A (de)	1972-06-30	Klemmvorrichtung für Mehrleiterkabel

Legal Events

Date	Code	Title	Description
1983-06-30	PL	Patent ceased