CH475661A - Residual current circuit breaker - Google Patents

Residual current circuit breaker

Info

Publication number
CH475661A
CH475661A CH1663568A CH1663568A CH475661A CH 475661 A CH475661 A CH 475661A CH 1663568 A CH1663568 A CH 1663568A CH 1663568 A CH1663568 A CH 1663568A CH 475661 A CH475661 A CH 475661A
Authority
CH
Switzerland
Prior art keywords
circuit breaker
current circuit
residual current
residual
breaker
Prior art date
Application number
CH1663568A
Other languages
German (de)
Inventor
Zimmermann Heinz
Original Assignee
Landis & Gyr 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.)
Filing date
Publication date
Application filed by Landis & Gyr Ag filed Critical Landis & Gyr Ag
Priority to CH1663568A priority Critical patent/CH475661A/en
Priority to FR6904017A priority patent/FR2022659A1/fr
Publication of CH475661A publication Critical patent/CH475661A/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
CH1663568A 1968-11-06 1968-11-06 Residual current circuit breaker CH475661A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CH1663568A CH475661A (en) 1968-11-06 1968-11-06 Residual current circuit breaker
FR6904017A FR2022659A1 (en) 1968-11-06 1969-02-18

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1663568A CH475661A (en) 1968-11-06 1968-11-06 Residual current circuit breaker

Publications (1)

Publication Number Publication Date
CH475661A true CH475661A (en) 1969-07-15

Family

ID=4418926

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1663568A CH475661A (en) 1968-11-06 1968-11-06 Residual current circuit breaker

Country Status (2)

Country Link
CH (1) CH475661A (en)
FR (1) FR2022659A1 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3129277A1 (en) * 1980-08-21 1982-06-24 Gottfried Prof. Dr. Wien Biegelmeier Fault current protection switch
US4402033A (en) * 1978-10-23 1983-08-30 Ferdy Mayer Sensitive relay with high threshold stability
DE3534764A1 (en) * 1984-10-06 1986-04-17 WIK Elektro-Hausgeräte-Vertriebsgesellschaft mbH & Co Produktionskommanditgesellschaft, 4300 Essen Fault current protection circuit

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2856316C3 (en) * 1978-12-27 1983-11-03 Felten & Guilleaume Energietechnik GmbH, 5000 Köln Electronic tripping system for circuit breakers, in particular for residual current circuit breakers

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4402033A (en) * 1978-10-23 1983-08-30 Ferdy Mayer Sensitive relay with high threshold stability
DE3129277A1 (en) * 1980-08-21 1982-06-24 Gottfried Prof. Dr. Wien Biegelmeier Fault current protection switch
DE3534764A1 (en) * 1984-10-06 1986-04-17 WIK Elektro-Hausgeräte-Vertriebsgesellschaft mbH & Co Produktionskommanditgesellschaft, 4300 Essen Fault current protection circuit

Also Published As

Publication number Publication date
FR2022659A1 (en) 1970-08-07

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Legal Events

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PL Patent ceased
PL Patent ceased