GB1354301A - Electric circuit breakers - Google Patents

Electric circuit breakers

Info

Publication number
GB1354301A
GB1354301A GB1392471*[A GB1392471A GB1354301A GB 1354301 A GB1354301 A GB 1354301A GB 1392471 A GB1392471 A GB 1392471A GB 1354301 A GB1354301 A GB 1354301A
Authority
GB
United Kingdom
Prior art keywords
circuit
transformer
earth
tripping
breaker
Prior art date
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
GB1392471*[A
Other languages
English (en)
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.)
Rucker Co
Original Assignee
Rucker Co
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 Rucker Co filed Critical Rucker Co
Publication of GB1354301A publication Critical patent/GB1354301A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
    • H01H83/02—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by earth fault currents
    • H01H83/04—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by earth fault currents with testing means for indicating the ability of the switch or relay to function properly
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Breakers (AREA)
  • Details Of Heat-Exchange And Heat-Transfer (AREA)
GB1392471*[A 1970-05-11 1971-05-10 Electric circuit breakers Expired GB1354301A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US3599370A 1970-05-11 1970-05-11

Publications (1)

Publication Number Publication Date
GB1354301A true GB1354301A (en) 1974-06-05

Family

ID=21885973

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1392471*[A Expired GB1354301A (en) 1970-05-11 1971-05-10 Electric circuit breakers

Country Status (5)

Country Link
JP (1) JPS466675A (enrdf_load_stackoverflow)
CA (1) CA953013A (enrdf_load_stackoverflow)
FR (1) FR2088489B1 (enrdf_load_stackoverflow)
GB (1) GB1354301A (enrdf_load_stackoverflow)
ZA (1) ZA713072B (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2285886A (en) * 1994-01-21 1995-07-26 Square D Co Circuit breaker
CN1047464C (zh) * 1995-11-01 1999-12-15 日东工业株式会社 通地漏电断路器

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5092547A (enrdf_load_stackoverflow) * 1973-12-21 1975-07-24
JPS5759823Y2 (enrdf_load_stackoverflow) * 1975-08-16 1982-12-21
FR2604294B1 (fr) * 1986-09-23 1994-05-20 Merlin Et Gerin Disjoncteur differentiel multipolaire a assemblage modulaire
US5179491A (en) * 1990-07-19 1993-01-12 Square D Company Plug-in circuit breaker
US7287648B2 (en) 2005-09-02 2007-10-30 Tools Aviation, Llc Battery holder and dispenser
JP2008103083A (ja) * 2006-10-17 2008-05-01 Fuji Electric Fa Components & Systems Co Ltd 漏電遮断器

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1105970B (de) * 1959-10-05 1961-05-04 Busch Jaeger Duerener Metall Fehlerstromschutzschalter fuer Schalt- und Zaehlertafeleinbau
GB1096613A (en) * 1964-04-10 1967-12-29 M & C Switchgear Ltd Improvements in and relating to an earth leakage control circuit for a three phase electrical supply line
CH415809A (fr) * 1966-01-13 1966-06-30 Gardy Particip App Disjoncteur à surintensité et à action différentielle
FR1494850A (fr) * 1966-07-25 1967-09-15 Electronique Et Nucleaire Soc Dispositif de surveillance et de localisation des défauts d'isolement d'une installation électrique à basse tension
DE1965784U (de) * 1967-03-14 1967-08-10 Stotz Kontakt Gmbh Elektrische steckdose mit fehlerstromschutz.

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2285886A (en) * 1994-01-21 1995-07-26 Square D Co Circuit breaker
CN1047464C (zh) * 1995-11-01 1999-12-15 日东工业株式会社 通地漏电断路器

Also Published As

Publication number Publication date
ZA713072B (en) 1972-01-26
CA953013A (en) 1974-08-13
FR2088489A1 (enrdf_load_stackoverflow) 1972-01-07
FR2088489B1 (enrdf_load_stackoverflow) 1976-04-16
JPS466675A (enrdf_load_stackoverflow) 1971-12-13

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Legal Events

Date Code Title Description
PS Patent sealed
PLE Entries relating assignments, transmissions, licences in the register of patents
PCNP Patent ceased through non-payment of renewal fee