IT1019626B - Circuito di misura di fase di gua sto in un dispositivo elettrico di protezione di rete - Google Patents

Circuito di misura di fase di gua sto in un dispositivo elettrico di protezione di rete

Info

Publication number
IT1019626B
IT1019626B IT2324374A IT2324374A IT1019626B IT 1019626 B IT1019626 B IT 1019626B IT 2324374 A IT2324374 A IT 2324374A IT 2324374 A IT2324374 A IT 2324374A IT 1019626 B IT1019626 B IT 1019626B
Authority
IT
Italy
Prior art keywords
protection device
electrical network
measuring circuit
network protection
fault phase
Prior art date
Application number
IT2324374A
Other languages
English (en)
Italian (it)
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
Application granted granted Critical
Publication of IT1019626B publication Critical patent/IT1019626B/it

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
IT2324374A 1973-05-30 1974-05-28 Circuito di misura di fase di gua sto in un dispositivo elettrico di protezione di rete IT1019626B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH778073A CH560477A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1973-05-30 1973-05-30

Publications (1)

Publication Number Publication Date
IT1019626B true IT1019626B (it) 1977-11-30

Family

ID=4330349

Family Applications (1)

Application Number Title Priority Date Filing Date
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

Country Status (8)

Country Link
BE (1) BE815630A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CH (1) CH560477A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2333112A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DK (1) DK283874A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2232117B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IT (1) IT1019626B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL7407098A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
SE (1) SE7406932L (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH655621B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 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 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 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 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1978-03-31
FR2232117A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1974-12-27
BE815630A (fr) 1974-09-16
DK283874A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1975-01-20
DE2333112A1 (de) 1974-12-05
CH560477A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1975-03-27
SE7406932L (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1974-12-02
NL7407098A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1974-12-03

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