GB2154370B - Electrical accessories with circuit breakers - Google Patents

Electrical accessories with circuit breakers

Info

Publication number
GB2154370B
GB2154370B GB08430851A GB8430851A GB2154370B GB 2154370 B GB2154370 B GB 2154370B GB 08430851 A GB08430851 A GB 08430851A GB 8430851 A GB8430851 A GB 8430851A GB 2154370 B GB2154370 B GB 2154370B
Authority
GB
United Kingdom
Prior art keywords
circuit breakers
electrical accessories
accessories
electrical
breakers
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
GB08430851A
Other versions
GB2154370A (en
GB8430851D0 (en
Inventor
Stanley William Clives
Stuart Patton
George Arthur Lapinski
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.)
Ashley Accessories Ltd
Original Assignee
Ashley Accessories Ltd
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
Priority claimed from GB838332814A external-priority patent/GB8332814D0/en
Priority claimed from GB838332815A external-priority patent/GB8332815D0/en
Application filed by Ashley Accessories Ltd filed Critical Ashley Accessories Ltd
Publication of GB8430851D0 publication Critical patent/GB8430851D0/en
Publication of GB2154370A publication Critical patent/GB2154370A/en
Application granted granted Critical
Publication of GB2154370B publication Critical patent/GB2154370B/en
Expired legal-status Critical Current

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
    • H02H3/338—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 also responsive to wiring error, e.g. loss of neutral, break
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10—Operating or release mechanisms
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/46—Automatic release mechanisms with or without manual release having means for operating auxiliary contacts additional to the main contacts
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H73/00—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism
    • H01H73/36—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism having electromagnetic release and no other automatic release
    • H01H73/38—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism having electromagnetic release and no other automatic release reset by lever

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Breakers (AREA)
GB08430851A 1983-12-08 1984-12-06 Electrical accessories with circuit breakers Expired GB2154370B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB838332814A GB8332814D0 (en) 1983-12-08 1983-12-08 Switched electrical accessories
GB838332815A GB8332815D0 (en) 1983-12-08 1983-12-08 Electrical accessories

Publications (3)

Publication Number Publication Date
GB8430851D0 GB8430851D0 (en) 1985-01-16
GB2154370A GB2154370A (en) 1985-09-04
GB2154370B true GB2154370B (en) 1988-09-07

Family

ID=26287090

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08430851A Expired GB2154370B (en) 1983-12-08 1984-12-06 Electrical accessories with circuit breakers

Country Status (1)

Country Link
GB (1) GB2154370B (en)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB459944A (en) * 1935-04-17 1937-01-18 Schiele & Bruchsaler Ind Improvements in, or relating to, electro-magnetically operated electric switches
US2361848A (en) * 1942-01-13 1944-10-31 Arrow Hart & Hegeman Electric Circuit breaker
GB798033A (en) * 1955-04-29 1958-07-16 Whipp & Bourne Ltd Improvements in or relating to automatic electric switches or circuit breakers
GB880621A (en) * 1959-08-25 1961-10-25 Chilton Electric Products Ltd Improvements in and relating to electrical circuit-breakers
DE1588146B2 (en) * 1967-02-22 1972-02-10 PUSH BUTTON ACTUATED OVERCURRENT SWITCH
JPS5953648B2 (en) * 1978-08-31 1984-12-26 三菱電機株式会社 switchgear
US4229775A (en) * 1979-02-09 1980-10-21 Westinghouse Electric Corp. Circuit breaker magnetic trip device with time delay

Also Published As

Publication number Publication date
GB2154370A (en) 1985-09-04
GB8430851D0 (en) 1985-01-16

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee