NL7905943A - Foutstroombeveiligingsschakelaar. - Google Patents

Foutstroombeveiligingsschakelaar. Download PDF

Info

Publication number
NL7905943A
NL7905943A NL7905943A NL7905943A NL7905943A NL 7905943 A NL7905943 A NL 7905943A NL 7905943 A NL7905943 A NL 7905943A NL 7905943 A NL7905943 A NL 7905943A NL 7905943 A NL7905943 A NL 7905943A
Authority
NL
Netherlands
Prior art keywords
winding
current
fault
switch
turns
Prior art date
Application number
NL7905943A
Other languages
English (en)
Dutch (nl)
Original Assignee
Felten & Guilleaume Ag Oester
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 filed Critical Felten & Guilleaume Ag Oester
Publication of NL7905943A publication Critical patent/NL7905943A/nl

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

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)
NL7905943A 1979-01-22 1979-08-02 Foutstroombeveiligingsschakelaar. NL7905943A (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT43379 1979-01-22
AT43379A AT357625B (de) 1979-01-22 1979-01-22 Gleichstromsensitiver fehlerstromschutzschalter

Publications (1)

Publication Number Publication Date
NL7905943A true NL7905943A (nl) 1980-07-24

Family

ID=3490474

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7905943A NL7905943A (nl) 1979-01-22 1979-08-02 Foutstroombeveiligingsschakelaar.

Country Status (8)

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

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

Also Published As

Publication number Publication date
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
ES481662A1 (es) 1980-01-16
GB2045023B (en) 1983-02-23

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Legal Events

Date Code Title Description
CNR Transfer of rights (patent application after its laying open for public inspection)

Free format text: FELTEN & GUILLEAUME FABRIK ELEKTRISCHER APPARATE

A85 Still pending on 85-01-01
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
BV The patent application has lapsed