CH560477A5 - - Google Patents

Info

Publication number
CH560477A5
CH560477A5 CH778073A CH778073A CH560477A5 CH 560477 A5 CH560477 A5 CH 560477A5 CH 778073 A CH778073 A CH 778073A CH 778073 A CH778073 A CH 778073A CH 560477 A5 CH560477 A5 CH 560477A5
Authority
CH
Switzerland
Application number
CH778073A
Original Assignee
Bbc Brown Boveri & Cie
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 Bbc Brown Boveri & Cie filed Critical Bbc Brown Boveri & Cie
Priority to CH778073A priority Critical patent/CH560477A5/xx
Priority to DE19732333112 priority patent/DE2333112A1/de
Priority to SE7406932A priority patent/SE7406932L/
Priority to DK283874A priority patent/DK283874A/da
Priority to NL7407098A priority patent/NL7407098A/xx
Priority to IT2324374A priority patent/IT1019626B/it
Priority to BE144831A priority patent/BE815630A/xx
Priority to FR7418484A priority patent/FR2232117B1/fr
Publication of CH560477A5 publication Critical patent/CH560477A5/xx

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
    • H02H3/38—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 both voltage and current; responsive to phase angle between voltage and current
    • H02H3/382—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 both voltage and current; responsive to phase angle between voltage and current involving phase comparison between current and voltage or between values derived from current and voltage
CH778073A 1973-05-30 1973-05-30 CH560477A5 (US07534539-20090519-C00280.png)

Priority Applications (8)

Application Number Priority Date Filing Date Title
CH778073A CH560477A5 (US07534539-20090519-C00280.png) 1973-05-30 1973-05-30
DE19732333112 DE2333112A1 (de) 1973-05-30 1973-06-29 Fehlerphasen-messchaltung fuer eine elektrische netzschutzeinrichtung
SE7406932A SE7406932L (US07534539-20090519-C00280.png) 1973-05-30 1974-05-24
DK283874A DK283874A (US07534539-20090519-C00280.png) 1973-05-30 1974-05-24
NL7407098A NL7407098A (US07534539-20090519-C00280.png) 1973-05-30 1974-05-28
IT2324374A IT1019626B (it) 1973-05-30 1974-05-28 Circuito di misura di fase di gua sto in un dispositivo elettrico di protezione di rete
BE144831A BE815630A (fr) 1973-05-30 1974-05-28 Circuit de mesure de perturbation de phase pour un dispositif de protection de reseau electrique
FR7418484A FR2232117B1 (US07534539-20090519-C00280.png) 1973-05-30 1974-05-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH778073A CH560477A5 (US07534539-20090519-C00280.png) 1973-05-30 1973-05-30

Publications (1)

Publication Number Publication Date
CH560477A5 true CH560477A5 (US07534539-20090519-C00280.png) 1975-03-27

Family

ID=4330349

Family Applications (1)

Application Number Title Priority Date Filing Date
CH778073A CH560477A5 (US07534539-20090519-C00280.png) 1973-05-30 1973-05-30

Country Status (8)

Country Link
BE (1) BE815630A (US07534539-20090519-C00280.png)
CH (1) CH560477A5 (US07534539-20090519-C00280.png)
DE (1) DE2333112A1 (US07534539-20090519-C00280.png)
DK (1) DK283874A (US07534539-20090519-C00280.png)
FR (1) FR2232117B1 (US07534539-20090519-C00280.png)
IT (1) IT1019626B (US07534539-20090519-C00280.png)
NL (1) NL7407098A (US07534539-20090519-C00280.png)
SE (1) SE7406932L (US07534539-20090519-C00280.png)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH655621B (US07534539-20090519-C00280.png) * 1979-03-20 1986-04-30

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1222360A (en) * 1967-05-23 1971-02-10 Ass Elect Ind Improvements relating to electrical protective relay systems
FR1561281A (US07534539-20090519-C00280.png) * 1968-01-19 1969-03-28
DE2064679C3 (de) * 1970-12-31 1973-11-29 Hartmann & Braun Ag, 6000 Frankfurt Elektronische Distanzmeßschaltung

Also Published As

Publication number Publication date
FR2232117B1 (US07534539-20090519-C00280.png) 1978-03-31
FR2232117A1 (US07534539-20090519-C00280.png) 1974-12-27
NL7407098A (US07534539-20090519-C00280.png) 1974-12-03
DE2333112A1 (de) 1974-12-05
DK283874A (US07534539-20090519-C00280.png) 1975-01-20
SE7406932L (US07534539-20090519-C00280.png) 1974-12-02
BE815630A (fr) 1974-09-16
IT1019626B (it) 1977-11-30

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Legal Events

Date Code Title Description
PL Patent ceased