FR2177610A1 - - Google Patents

Info

Publication number
FR2177610A1
FR2177610A1 FR7211499A FR7211499A FR2177610A1 FR 2177610 A1 FR2177610 A1 FR 2177610A1 FR 7211499 A FR7211499 A FR 7211499A FR 7211499 A FR7211499 A FR 7211499A FR 2177610 A1 FR2177610 A1 FR 2177610A1
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.)
Granted
Application number
FR7211499A
Other languages
French (fr)
Other versions
FR2177610B1 (forum.php
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.)
HEINEMANN ELECT SOUTH AFRICA
Original Assignee
HEINEMANN ELECT SOUTH AFRICA
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 HEINEMANN ELECT SOUTH AFRICA filed Critical HEINEMANN ELECT SOUTH AFRICA
Priority to FR7211499A priority Critical patent/FR2177610B1/fr
Publication of FR2177610A1 publication Critical patent/FR2177610A1/fr
Application granted granted Critical
Publication of FR2177610B1 publication Critical patent/FR2177610B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H1/00—Details of emergency protective circuit arrangements
    • H02H1/06—Arrangements for supplying operative power
    • H02H1/063—Arrangements for supplying operative power primary power being supplied by fault current
    • 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)
FR7211499A 1972-03-31 1972-03-31 Expired FR2177610B1 (forum.php)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7211499A FR2177610B1 (forum.php) 1972-03-31 1972-03-31

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7211499A FR2177610B1 (forum.php) 1972-03-31 1972-03-31

Publications (2)

Publication Number Publication Date
FR2177610A1 true FR2177610A1 (forum.php) 1973-11-09
FR2177610B1 FR2177610B1 (forum.php) 1975-10-24

Family

ID=9096167

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7211499A Expired FR2177610B1 (forum.php) 1972-03-31 1972-03-31

Country Status (1)

Country Link
FR (1) FR2177610B1 (forum.php)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0417719A1 (en) * 1989-09-14 1991-03-20 ELECTRICAL SAFETY COMPANY S.r.l. Anti-electric shock safety system, for electric machinery and installations

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1202203A (fr) * 1957-03-02 1960-01-08 Dispositifs de protection d'une installation électrique
FR1225762A (fr) * 1959-02-17 1960-07-04 Forges Ateliers Const Electr Relais électronique temporisé à manque de tension
US3512045A (en) * 1968-06-28 1970-05-12 Gen Signal Corp Ground fault responsive apparatus for electric power distribution apparatus
FR1601181A (forum.php) * 1968-12-31 1970-08-10

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1202203A (fr) * 1957-03-02 1960-01-08 Dispositifs de protection d'une installation électrique
FR1225762A (fr) * 1959-02-17 1960-07-04 Forges Ateliers Const Electr Relais électronique temporisé à manque de tension
US3512045A (en) * 1968-06-28 1970-05-12 Gen Signal Corp Ground fault responsive apparatus for electric power distribution apparatus
FR1601181A (forum.php) * 1968-12-31 1970-08-10

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0417719A1 (en) * 1989-09-14 1991-03-20 ELECTRICAL SAFETY COMPANY S.r.l. Anti-electric shock safety system, for electric machinery and installations

Also Published As

Publication number Publication date
FR2177610B1 (forum.php) 1975-10-24

Similar Documents

Publication Publication Date Title
FR2212739B1 (forum.php)
USB401221I5 (forum.php)
JPS494389U (forum.php)
JPS4898623A (forum.php)
JPS5246705B2 (forum.php)
FR2177610B1 (forum.php)
JPS4988552U (forum.php)
JPS4893612A (forum.php)
JPS5136025Y2 (forum.php)
JPS5214970B2 (forum.php)
JPS4953603U (forum.php)
CS149969B1 (forum.php)
JPS4945127U (forum.php)
JPS4982289U (forum.php)
JPS4888499A (forum.php)
JPS4990210A (forum.php)
CH593997A5 (forum.php)
CH581319A5 (forum.php)
CH602729A5 (forum.php)
CH599224A5 (forum.php)
CH597167A5 (forum.php)
CH596200A5 (forum.php)
CH595842A5 (forum.php)
CH586060A5 (forum.php)
CH593933A5 (forum.php)

Legal Events

Date Code Title Description
ST Notification of lapse