DK137152B - Beskyttelsesapparat til veskekolede transformatorer og drosselspoler - Google Patents

Beskyttelsesapparat til veskekolede transformatorer og drosselspoler

Info

Publication number
DK137152B
DK137152B DK481071AA DK481071A DK137152B DK 137152 B DK137152 B DK 137152B DK 481071A A DK481071A A DK 481071AA DK 481071 A DK481071 A DK 481071A DK 137152 B DK137152 B DK 137152B
Authority
DK
Denmark
Prior art keywords
bag
protective appliance
cooled transformers
poles
charge
Prior art date
Application number
DK481071AA
Other languages
English (en)
Other versions
DK137152C (da
Inventor
R Pfeiffer
E Reiplinger
Original Assignee
Transformatoren
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 Transformatoren filed Critical Transformatoren
Publication of DK137152B publication Critical patent/DK137152B/da
Application granted granted Critical
Publication of DK137152C publication Critical patent/DK137152C/da

Links

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)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Level Indicators Using A Float (AREA)
  • Motor Or Generator Cooling System (AREA)
  • Switches That Are Operated By Magnetic Or Electric Fields (AREA)
DK481071A 1970-10-12 1971-10-04 Beskyttelsesapparat til vaeskekoelede transformatorer og drosselspoler DK137152C (da)

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 (2)

Publication Number Publication Date
DK137152B true DK137152B (da) 1978-01-23
DK137152C DK137152C (da) 1978-06-19

Family

ID=5784835

Family Applications (1)

Application Number Title Priority Date Filing Date
DK481071A DK137152C (da) 1970-10-12 1971-10-04 Beskyttelsesapparat til vaeskekoelede transformatorer og drosselspoler

Country Status (12)

Country Link
AT (2) AT306845B (da)
BE (1) BE773776A (da)
CH (1) CH524908A (da)
DE (1) DE2049972C3 (da)
DK (1) DK137152C (da)
ES (1) ES198544Y (da)
FI (1) FI55920C (da)
FR (1) FR2109996A5 (da)
GB (1) GB1346633A (da)
NL (1) NL166826C (da)
NO (1) NO128042B (da)
SE (1) SE369805B (da)

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
CN103620719B (zh) * 2011-06-22 2016-07-13 赖茵豪森机械制造公司 布克霍尔茨继电器
DE202011109908U1 (de) 2011-06-22 2012-06-28 Maschinenfabrik Reinhausen Gmbh Buchholzrelais
EP2688081B1 (en) * 2012-07-20 2015-11-04 ABB Technology AG Safety device for a power transformer, and related power transformer using such a safety device

Also Published As

Publication number Publication date
ES198544Y (es) 1975-11-16
BE773776A (fr) 1972-01-31
NL166826C (nl) 1981-09-15
DE2049972A1 (de) 1972-04-13
NL166826B (nl) 1981-04-15
DE2049972B2 (de) 1973-03-01
FI55920C (fi) 1979-10-10
DE2049972C3 (de) 1973-09-13
SE369805B (da) 1974-09-16
GB1346633A (en) 1974-02-13
FR2109996A5 (da) 1972-05-26
ES198544U (es) 1975-06-16
NL7113906A (da) 1972-04-14
AT306845B (de) 1973-04-25
FI55920B (fi) 1979-06-29
NO128042B (da) 1973-09-17
CH524908A (de) 1972-06-30
DK137152C (da) 1978-06-19
AT314034B (de) 1974-03-11

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