FR2090061A1 - - Google Patents

Info

Publication number
FR2090061A1
FR2090061A1 FR7117540A FR7117540A FR2090061A1 FR 2090061 A1 FR2090061 A1 FR 2090061A1 FR 7117540 A FR7117540 A FR 7117540A FR 7117540 A FR7117540 A FR 7117540A FR 2090061 A1 FR2090061 A1 FR 2090061A1
Authority
FR
France
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.)
Withdrawn
Application number
FR7117540A
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.)
Texas Instruments Inc
Original Assignee
Texas Instruments Inc
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 Texas Instruments Inc filed Critical Texas Instruments Inc
Publication of FR2090061A1 publication Critical patent/FR2090061A1/fr
Withdrawn legal-status Critical Current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
    • H02H3/332—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)
  • Emergency Protection Circuit Devices (AREA)
FR7117540A 1970-05-15 1971-05-14 Withdrawn FR2090061A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US3756270 US3609458A (en) 1970-05-15 1970-05-15 Electronic safety system

Publications (1)

Publication Number Publication Date
FR2090061A1 true FR2090061A1 (fr) 1972-01-14

Family

ID=21895010

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7117540A Withdrawn FR2090061A1 (fr) 1970-05-15 1971-05-14

Country Status (4)

Country Link
US (1) US3609458A (fr)
JP (1) JPS466674A (fr)
DE (1) DE2124179C3 (fr)
FR (1) FR2090061A1 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5723194B2 (fr) * 1973-08-17 1982-05-17
US3898529A (en) * 1973-12-06 1975-08-05 Texas Instruments Inc Ground fault interrupter circuit with grounded neutral conductor protection
JPS50109596A (fr) * 1974-02-06 1975-08-28
JPS5613736Y2 (fr) * 1975-04-17 1981-03-31
JPS5826453Y2 (ja) * 1982-04-30 1983-06-08 株式会社日立製作所 真空装置内の発熱体冷却装置
US7224559B2 (en) * 2004-05-21 2007-05-29 General Motors Corporation Differential current detection
JP5973322B2 (ja) * 2012-10-31 2016-08-23 東芝シュネデール・インバータ株式会社 インバータ装置の蓄積電力放電回路

Also Published As

Publication number Publication date
DE2124179C3 (de) 1974-02-21
JPS466674A (en) 1971-12-13
DE2124179A1 (de) 1971-11-25
DE2124179B2 (de) 1973-08-02
US3609458A (en) 1971-09-28

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Legal Events

Date Code Title Description
ST Notification of lapse