FR1579516A - - Google Patents

Info

Publication number: FR1579516A
Authority: FR; France
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

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.)

1968-02-20

Filing date

1968-02-20

Publication date

1969-08-29

1968-02-20 Application filed filed Critical

1969-08-29 Application granted granted Critical

1969-08-29 Publication of FR1579516A publication Critical patent/FR1579516A/fr

Status Expired legal-status Critical Current

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

FR1579516D 1968-02-20 1968-02-20 Expired FR1579516A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR140449		1968-02-20

Publications (1)

Publication Number	Publication Date
FR1579516A true FR1579516A (fr)	1969-08-29

Family

ID=8646200

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR1579516D Expired FR1579516A (fr)	1968-02-20	1968-02-20

Country Status (4)

Country	Link
CH (1)	CH506905A (fr)
DE (1)	DE1907401A1 (fr)
FR (1)	FR1579516A (fr)
GB (1)	GB1262358A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE19831769C1 (de) *	1998-07-15	1999-10-07	Kopp Heinrich Ag	Vorrichtung zur Überwachung eines Stromnetzes
CN102769279B (zh) *	2012-07-23	2014-10-08	国电南瑞科技股份有限公司	线路保护装置的纵联零序保护的高阻接地选相方法

1968
- 1968-02-20 FR FR1579516D patent/FR1579516A/fr not_active Expired
1969
- 1969-02-05 CH CH175469A patent/CH506905A/fr not_active IP Right Cessation
- 1969-02-14 DE DE19691907401 patent/DE1907401A1/de active Granted
- 1969-02-19 GB GB904669A patent/GB1262358A/en not_active Expired

Also Published As

Publication number	Publication date
CH506905A (fr)	1971-04-30
DE1907401B2 (fr)	1970-12-03
DE1907401A1 (de)	1969-10-02
GB1262358A (en)	1972-02-02
DE1907401C3 (fr)	1974-09-19

Publication	Publication Date	Title
AU428130B2 (fr)	1972-09-14
AU5184069A (fr)	1970-07-17
AU6168869A (fr)	1971-04-08
AU6171569A (fr)	1971-04-08
DE1907401C3 (fr)	1974-09-19
AU429879B2 (fr)	1972-11-09
AU4304568A (fr)	1971-02-25
AU4811568A (fr)	1974-08-01
AU4744468A (fr)	1970-06-18
BE709320A (fr)	1968-05-16
BE708951A (fr)	1968-05-16
BE726270A (fr)	1969-05-29
BE724695A (fr)	1969-05-02
BE719767A (fr)	1969-02-03
BE727252A (fr)	1969-07-01
BE709484A (fr)	1968-05-30
BE709479A (fr)	1968-07-17
BE709446A (fr)	1968-05-30
BE709435A (fr)	1968-07-16
BE709415A (fr)	1968-05-30
BE718943A (fr)	1969-01-16
BE709319A (fr)	1968-05-16
BE727567A (fr)	1969-07-29
BE709301A (fr)	1968-07-12
BE709274A (fr)	1968-07-12

Legal Events

Date	Code	Title	Description
1983-12-23	ST	Notification of lapse