FR661682A - Relais sélectif sensible à la résistance, pour réseaux à courant alternatif - Google Patents

Relais sélectif sensible à la résistance, pour réseaux à courant alternatif

Info

Publication number
FR661682A
FR661682A FR661682DA FR661682A FR 661682 A FR661682 A FR 661682A FR 661682D A FR661682D A FR 661682DA FR 661682 A FR661682 A FR 661682A
Authority
FR
France
Prior art keywords
resistance
alternating current
current networks
selective relay
sensitive selective
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
Other languages
English (en)
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BROWN
BBC Brown Boveri AG Germany
Original Assignee
BROWN
Brown Boveri und Cie AG Germany
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 BROWN, Brown Boveri und Cie AG Germany filed Critical BROWN
Application granted granted Critical
Publication of FR661682A publication Critical patent/FR661682A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H02H3/40—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 responsive to ratio of voltage and current
    • 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
    • H02H7/26—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured
    • H02H7/30—Staggered disconnection
FR661682D 1927-08-15 1928-08-08 Relais sélectif sensible à la résistance, pour réseaux à courant alternatif Expired FR661682A (fr)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
DE29919228X 1927-08-15
DE122846X 1927-08-15
DE134762X 1927-08-15
DE661682X 1927-08-15
DEA51761D DE542407C (de) 1927-08-15 1927-08-16 Widerstandsabhaengiges Selektivrelais fuer Wechselstromnetze

Publications (1)

Publication Number Publication Date
FR661682A true FR661682A (fr) 1929-07-29

Family

ID=66099959

Family Applications (1)

Application Number Title Priority Date Filing Date
FR661682D Expired FR661682A (fr) 1927-08-15 1928-08-08 Relais sélectif sensible à la résistance, pour réseaux à courant alternatif

Country Status (5)

Country Link
US (1) US1925469A (de)
AT (1) AT122846B (de)
CH (1) CH134762A (de)
DE (1) DE542407C (de)
FR (1) FR661682A (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE465043A (de) * 1945-06-26
WO2009076290A2 (en) * 2007-12-06 2009-06-18 Ventus Medical, Inc. Delayed resistance nasal devices and methods of use

Also Published As

Publication number Publication date
CH134762A (de) 1929-08-15
AT122846B (de) 1931-05-11
DE542407C (de) 1932-01-23
US1925469A (en) 1933-09-05

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