AT289233B - Differential-Schutzschaltung für kapazitive Spannungswandler - Google Patents

Differential-Schutzschaltung für kapazitive Spannungswandler

Info

Publication number: AT289233B
Authority: AT; Austria
Prior art keywords: protection circuit; differential protection; voltage converters; capacitive voltage; capacitive
Prior art date: 1968-11-22

Application number

AT917669A

Other languages

English (en)

Original Assignee

Micafil Ag

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.)

1968-11-22

Filing date

1969-09-29

Publication date

1971-04-13

1969-09-29 Application filed by Micafil Ag filed Critical Micafil Ag

1971-04-13 Application granted granted Critical

1971-04-13 Publication of AT289233B publication Critical patent/AT289233B/de

Classifications

- 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
- H02H7/04—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 for transformers
- H02H7/05—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 for transformers for capacitive voltage transformers, e.g. against resonant conditions
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
- G01R15/04—Voltage dividers
- G01R15/06—Voltage dividers having reactive components, e.g. capacitive transformer

Landscapes

Engineering & Computer Science (AREA)
Power Engineering (AREA)
Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
Emergency Protection Circuit Devices (AREA)
Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Transformers For Measuring Instruments (AREA)
Dc-Dc Converters (AREA)

AT917669A 1968-11-22 1969-09-29 Differential-Schutzschaltung für kapazitive Spannungswandler AT289233B (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE19681810500 DE1810500B2 (de)	1968-11-22	1968-11-22	Schaltungsanordnung zur tfh ankopplung bei einem kapazitiven spannungswandler mit differential schutzschaltung

Publications (1)

Publication Number	Publication Date
AT289233B true AT289233B (de)	1971-04-13

Family

ID=5714079

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT917669A AT289233B (de)	1968-11-22	1969-09-29	Differential-Schutzschaltung für kapazitive Spannungswandler

Country Status (11)

Country	Link
US (1)	US3571658A (de)
JP (1)	JPS5118054B1 (de)
AT (1)	AT289233B (de)
BE (1)	BE742004A (de)
BR (1)	BR6912594D0 (de)
DE (1)	DE1810500B2 (de)
ES (1)	ES373810A2 (de)
FR (1)	FR2037024A6 (de)
GB (1)	GB1214119A (de)
NL (1)	NL6916669A (de)
RO (1)	RO59866A (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS53106055U (de) *	1977-01-31	1978-08-25
US4087701A (en) *	1977-02-10	1978-05-02	General Electric Company	Transformer cascade for powering electronics on high voltage transmission lines
US4758920A (en) *	1987-03-02	1988-07-19	Oneac Corporation	Telephone and data overvoltage protection apparatus
US4941063A (en) *	1988-03-04	1990-07-10	Oneac Corporation	Telephone lines overvoltage protection apparatus
US4999594A (en) *	1988-12-09	1991-03-12	Condor, Inc.	AC line filter with tapped balun winding
US5905623A (en) *	1997-05-27	1999-05-18	Oneac Corporation	Telephone and data overvoltage protection apparatus including a longitudinal transformer
US6266223B1 (en)	1999-06-30	2001-07-24	Tyco Electronics Corporation	Line protector for a communications circuit

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL135716C (de) *	1966-03-18

1968
- 1968-11-22 DE DE19681810500 patent/DE1810500B2/de active Pending
1969
- 1969-09-22 BR BR212594/69A patent/BR6912594D0/pt unknown
- 1969-09-29 AT AT917669A patent/AT289233B/de not_active IP Right Cessation
- 1969-11-05 NL NL6916669A patent/NL6916669A/xx unknown
- 1969-11-05 GB GB54141/69A patent/GB1214119A/en not_active Expired
- 1969-11-10 US US875404A patent/US3571658A/en not_active Expired - Lifetime
- 1969-11-19 RO RO61609A patent/RO59866A/ro unknown
- 1969-11-20 BE BE742004D patent/BE742004A/xx unknown
- 1969-11-21 FR FR6940081A patent/FR2037024A6/fr not_active Expired
- 1969-11-22 ES ES373810A patent/ES373810A2/es not_active Expired
- 1969-11-22 JP JP44093561A patent/JPS5118054B1/ja active Pending

Also Published As

Publication number	Publication date
RO59866A (de)	1976-09-15
BR6912594D0 (pt)	1973-02-15
BE742004A (de)	1970-05-04
GB1214119A (en)	1970-12-02
NL6916669A (de)	1970-05-26
ES373810A2 (es)	1972-04-16
JPS5118054B1 (de)	1976-06-07
FR2037024A6 (de)	1970-12-31
DE1810500B2 (de)	1971-04-22
DE1810500A1 (de)	1970-05-27
US3571658A (en)	1971-03-23

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Legal Events

Date	Code	Title	Description
1973-03-15	ELJ	Ceased due to non-payment of the annual fee