ES481662A1 - Perfeccionamientos en interruptores de proteccion por co- rriente de defecto. - Google Patents

Perfeccionamientos en interruptores de proteccion por co- rriente de defecto.

Info

Publication number: ES481662A1
Authority: ES; Spain
Prior art keywords: resistor; layer; conductors; cause; regulator
Prior art date: 1979-01-22
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

ES481662A

Other languages

English (en)

Spanish (es)

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.)

Felten and Guilleaume Austria AG

Felten and Guilleaume AG

Original Assignee

Felten and Guilleaume Austria AG

Felten and Guilleaume 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.)

1979-01-22

Filing date

1979-06-19

Publication date

1980-01-16

1979-06-19 Application filed by Felten and Guilleaume Austria AG, Felten and Guilleaume AG filed Critical Felten and Guilleaume Austria AG

1980-01-16 Publication of ES481662A1 publication Critical patent/ES481662A1/es

Status Expired legal-status Critical Current

Links

239000004020 conductor Substances 0.000 abstract 2
230000017525 heat dissipation Effects 0.000 abstract 1
239000000463 material Substances 0.000 abstract 1

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
- H02H3/26—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents
- H02H3/32—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors
- H02H3/33—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors using summation current transformers
- H02H3/332—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors using summation current transformers with means responsive to DC component in the fault current

Landscapes

Engineering & Computer Science (AREA)
Power Engineering (AREA)
Control Of Resistance Heating (AREA)
Breakers (AREA)
Control Of Temperature (AREA)
Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)

ES481662A 1979-01-22 1979-06-19 Perfeccionamientos en interruptores de proteccion por co- rriente de defecto. Expired ES481662A1 (es)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
AT43379A AT357625B (de)	1979-01-22	1979-01-22	Gleichstromsensitiver fehlerstromschutzschalter

Publications (1)

Publication Number	Publication Date
ES481662A1 true ES481662A1 (es)	1980-01-16

Family

ID=3490474

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ES481662A Expired ES481662A1 (es)	1979-01-22	1979-06-19	Perfeccionamientos en interruptores de proteccion por co- rriente de defecto.

Country Status (8)

Country	Link
AT (1)	AT357625B (fr)
BE (1)	BE877057A (fr)
CH (1)	CH645758A5 (fr)
ES (1)	ES481662A1 (fr)
FR (1)	FR2447093A1 (fr)
GB (1)	GB2045023B (fr)
IT (1)	IT1207084B (fr)
NL (1)	NL7905943A (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4547658A (en) *	1984-06-13	1985-10-15	Sunbeam Corporation	Multiple heat fusing wire circuit for underblankets
GB2174853A (en) *	1985-03-27	1986-11-12	Tech Mirage Ind Limited	Safety circuit for electric heater
US4707686A (en) *	1986-04-03	1987-11-17	General Electric Company	Over temperature sensing system for power cables
US4677281A (en) *	1986-11-04	1987-06-30	Fieldcrest Cannon, Inc.	Electric heating apparatus with integrated solid state comfort control and overheat protection
GB2334389B (en)	1998-02-16	2002-03-06	Dreamland Appliances Ltd	Electrically heated panel apparatus

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1763366A1 (de) *	1968-05-15	1972-03-30	Ritz Messwandler Gmbh	Kompensierter Stromwandler-Kern fuer den schnellen Schutz
DE1803811A1 (de) *	1968-10-18	1970-06-04	Ritz Messwandler Gmbh	Zwischen-Stromwandler fuer den >>Schnellen Schutz<<
CH600551A5 (en) *	1976-09-18	1978-06-15	Maier Carl Cmc & Cie Ag	Release for electrical switch

1979
- 1979-01-22 AT AT43379A patent/AT357625B/de not_active IP Right Cessation
- 1979-06-18 BE BE0/195804A patent/BE877057A/fr not_active IP Right Cessation
- 1979-06-19 ES ES481662A patent/ES481662A1/es not_active Expired
- 1979-08-02 NL NL7905943A patent/NL7905943A/nl not_active Application Discontinuation
- 1979-09-05 CH CH825979A patent/CH645758A5/de not_active IP Right Cessation
- 1979-09-07 FR FR7922421A patent/FR2447093A1/fr active Pending
1980
- 1980-01-21 IT IT8047655A patent/IT1207084B/it active
- 1980-03-05 GB GB8007579A patent/GB2045023B/en not_active Expired

Also Published As

Publication number	Publication date
NL7905943A (nl)	1980-07-24
ATA43379A (de)	1979-12-15
AT357625B (de)	1980-07-25
IT1207084B (it)	1989-05-17
GB2045023A (en)	1980-10-22
CH645758A5 (de)	1984-10-15
IT8047655A0 (it)	1980-01-21
FR2447093A1 (fr)	1980-08-14
BE877057A (fr)	1979-10-15
GB2045023B (en)	1983-02-23

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Legal Events

Date	Code	Title	Description
1997-05-01	FD1A	Patent lapsed	Effective date: 19970303