AT357625B - DC CURRENT SENSITIVE CURRENT CIRCUIT BREAKER - Google Patents

DC CURRENT SENSITIVE CURRENT CIRCUIT BREAKER

Info

Publication number
AT357625B
AT357625B AT43379A AT43379A AT357625B AT 357625 B AT357625 B AT 357625B AT 43379 A AT43379 A AT 43379A AT 43379 A AT43379 A AT 43379A AT 357625 B AT357625 B AT 357625B
Authority
AT
Austria
Prior art keywords
current
circuit breaker
sensitive
current circuit
sensitive current
Prior art date
Application number
AT43379A
Other languages
German (de)
Other versions
ATA43379A (en
Inventor
Gottfried Dr Biegelmeier
Gerhard Ing Amon
Original Assignee
Felten & Guilleaume Ag Oester
Biegelmeier Gottfried
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 Felten & Guilleaume Ag Oester, Biegelmeier Gottfried filed Critical Felten & Guilleaume Ag Oester
Priority to AT43379A priority Critical patent/AT357625B/en
Priority to BE0/195804A priority patent/BE877057A/en
Priority to ES481662A priority patent/ES481662A1/en
Priority to NL7905943A priority patent/NL7905943A/en
Priority to CH825979A priority patent/CH645758A5/en
Priority to FR7922421A priority patent/FR2447093A1/en
Publication of ATA43379A publication Critical patent/ATA43379A/en
Priority to IT8047655A priority patent/IT1207084B/en
Priority to GB8007579A priority patent/GB2045023B/en
Application granted granted Critical
Publication of AT357625B publication Critical patent/AT357625B/en

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
    • H02H3/26—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
AT43379A 1979-01-22 1979-01-22 DC CURRENT SENSITIVE CURRENT CIRCUIT BREAKER AT357625B (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
AT43379A AT357625B (en) 1979-01-22 1979-01-22 DC CURRENT SENSITIVE CURRENT CIRCUIT BREAKER
BE0/195804A BE877057A (en) 1979-01-22 1979-06-18 DC SENSITIVE LEAKAGE CURRENT CIRCUIT BREAKER
ES481662A ES481662A1 (en) 1979-01-22 1979-06-19 Electric bedcover
NL7905943A NL7905943A (en) 1979-01-22 1979-08-02 ERROR POWER PROTECTION SWITCH.
CH825979A CH645758A5 (en) 1979-01-22 1979-09-05 Fault current protection switch.
FR7922421A FR2447093A1 (en) 1979-01-22 1979-09-07 LEAKAGE CURRENT CIRCUIT BREAKER SENSITIVE TO DIRECT CURRENT
IT8047655A IT1207084B (en) 1979-01-22 1980-01-21 CONTINUOUS CURRENT SENSITIVE SAFETY SWITCH FOR LEAKAGE CURRENTS
GB8007579A GB2045023B (en) 1979-01-22 1980-03-05 Electric bedcover

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT43379A AT357625B (en) 1979-01-22 1979-01-22 DC CURRENT SENSITIVE CURRENT CIRCUIT BREAKER

Publications (2)

Publication Number Publication Date
ATA43379A ATA43379A (en) 1979-12-15
AT357625B true AT357625B (en) 1980-07-25

Family

ID=3490474

Family Applications (1)

Application Number Title Priority Date Filing Date
AT43379A AT357625B (en) 1979-01-22 1979-01-22 DC CURRENT SENSITIVE CURRENT CIRCUIT BREAKER

Country Status (8)

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

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 (en) * 1968-05-15 1972-03-30 Ritz Messwandler Gmbh Compensated current transformer core for quick protection
DE1803811A1 (en) * 1968-10-18 1970-06-04 Ritz Messwandler Gmbh Intermediate current transformer for >> quick protection <<
CH600551A5 (en) * 1976-09-18 1978-06-15 Maier Carl Cmc & Cie Ag Release for electrical switch

Also Published As

Publication number Publication date
IT1207084B (en) 1989-05-17
GB2045023B (en) 1983-02-23
IT8047655A0 (en) 1980-01-21
FR2447093A1 (en) 1980-08-14
CH645758A5 (en) 1984-10-15
ATA43379A (en) 1979-12-15
GB2045023A (en) 1980-10-22
NL7905943A (en) 1980-07-24
ES481662A1 (en) 1980-01-16
BE877057A (en) 1979-10-15

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Legal Events

Date Code Title Description
EIH Change in the person of patent owner
UEP Publication of translation of european patent specification
ELJ Ceased due to non-payment of the annual fee
REN Ceased due to non-payment of the annual fee
RZN Patent revoked