DE2138804A1 - Elektrische Beruhrungsschutzeinnch tung - Google Patents

Elektrische Beruhrungsschutzeinnch tung

Info

Publication number
DE2138804A1
DE2138804A1 DE19712138804 DE2138804A DE2138804A1 DE 2138804 A1 DE2138804 A1 DE 2138804A1 DE 19712138804 DE19712138804 DE 19712138804 DE 2138804 A DE2138804 A DE 2138804A DE 2138804 A1 DE2138804 A1 DE 2138804A1
Authority
DE
Germany
Prior art keywords
housing
circuit breaker
contact protection
protection device
conductor
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.)
Pending
Application number
DE19712138804
Other languages
German (de)
English (en)
Inventor
Charles Foster Southington Dimond Herbert Menll West Hartford Conn Hobson (VStA)
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.)
General Electric Co
Original Assignee
General Electric 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 General Electric Co filed Critical General Electric Co
Publication of DE2138804A1 publication Critical patent/DE2138804A1/de
Pending 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Breakers (AREA)
  • Emergency Protection Circuit Devices (AREA)
DE19712138804 1970-08-03 1971-08-03 Elektrische Beruhrungsschutzeinnch tung Pending DE2138804A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US6058470A 1970-08-03 1970-08-03

Publications (1)

Publication Number Publication Date
DE2138804A1 true DE2138804A1 (de) 1972-02-10

Family

ID=22030431

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19712138804 Pending DE2138804A1 (de) 1970-08-03 1971-08-03 Elektrische Beruhrungsschutzeinnch tung

Country Status (5)

Country Link
JP (1) JPS474226A (cg-RX-API-DMAC10.html)
DE (1) DE2138804A1 (cg-RX-API-DMAC10.html)
FR (1) FR2101208B1 (cg-RX-API-DMAC10.html)
GB (1) GB1361228A (cg-RX-API-DMAC10.html)
NL (1) NL7110351A (cg-RX-API-DMAC10.html)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2247568A (en) * 1990-08-30 1992-03-04 Mk Electric Ltd Circuitbreaker electrical control apparatus
US5184278A (en) * 1990-11-28 1993-02-02 Square D Company Lighting control and emergy management system
CN113851337B (zh) * 2021-10-27 2025-07-22 西安中熔电气股份有限公司 一种多路气压分配的激励保护装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1065517B (cg-RX-API-DMAC10.html) * 1959-09-17

Also Published As

Publication number Publication date
GB1361228A (en) 1974-07-24
NL7110351A (cg-RX-API-DMAC10.html) 1972-02-07
FR2101208B1 (cg-RX-API-DMAC10.html) 1974-09-06
JPS474226A (cg-RX-API-DMAC10.html) 1972-03-01
FR2101208A1 (cg-RX-API-DMAC10.html) 1972-03-31

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