CA1104243A - Module de protection contre les mises a la terre accidentelles - Google Patents

Module de protection contre les mises a la terre accidentelles

Info

Publication number
CA1104243A
CA1104243A CA229,059A CA229059A CA1104243A CA 1104243 A CA1104243 A CA 1104243A CA 229059 A CA229059 A CA 229059A CA 1104243 A CA1104243 A CA 1104243A
Authority
CA
Canada
Prior art keywords
ground fault
circuit interrupter
output
amplifier
potential
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
CA229,059A
Other languages
English (en)
Inventor
Lynn B. Steve
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.)
Electromagnetic Industries Inc
Original Assignee
Electromagnetic Industries 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 Electromagnetic Industries Inc filed Critical Electromagnetic Industries Inc
Application granted granted Critical
Publication of CA1104243A publication Critical patent/CA1104243A/fr
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
    • H02H3/331—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 responsive to earthing of the neutral conductor
    • 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

Landscapes

  • Emergency Protection Circuit Devices (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
CA229,059A 1974-06-17 1975-06-11 Module de protection contre les mises a la terre accidentelles Expired CA1104243A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US48010474A 1974-06-17 1974-06-17
US480,104 1974-06-17

Publications (1)

Publication Number Publication Date
CA1104243A true CA1104243A (fr) 1981-06-30

Family

ID=23906689

Family Applications (1)

Application Number Title Priority Date Filing Date
CA229,059A Expired CA1104243A (fr) 1974-06-17 1975-06-11 Module de protection contre les mises a la terre accidentelles

Country Status (5)

Country Link
JP (1) JPS5132934A (fr)
CA (1) CA1104243A (fr)
DE (1) DE2526649C3 (fr)
FR (1) FR2275047A1 (fr)
GB (1) GB1517352A (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4929822U (fr) * 1972-06-14 1974-03-14
CA1101533A (fr) * 1976-04-08 1981-05-19 Raymond H. Legatti Systeme de protection contre les mises a la terre accidentelles immunise contre le bruit
FR2453490A1 (fr) * 1979-04-06 1980-10-31 Telemecanique Electrique Dispositif de protection des personnes contre les contacts directs avec l'un des conducteurs de phase d'un reseau de distribution electrique et de protection contre les defauts d'isolement du conducteur neutre
DE3048785A1 (de) * 1980-12-23 1982-07-15 Brown, Boveri & Cie Ag, 6800 Mannheim Schaltungsanordnung zur erfassung eines fehlerstromes
DE3315190A1 (de) * 1983-04-27 1984-10-31 Felten & Guilleaume Energietechnik GmbH, 5000 Köln Ausloesesystem fuer schutzschalter, insbesondere fuer fehlerstrom-schutzschalter
GB8404766D0 (en) * 1984-02-23 1984-03-28 Delta Electrical Holdings Earth leakage protective circuit
JPS61117977A (ja) * 1984-11-13 1986-06-05 Sanyo Electric Co Ltd 垂直偏向回路
DE3836275A1 (de) * 1988-10-25 1990-04-26 Asea Brown Boveri Verfahren zur verhinderung des durchflusses eines betriebsstromes durch den menschlichen koerper
DE10163016A1 (de) * 2001-12-20 2003-07-10 Siemens Ag DI-Schutzeinrichtung

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3213321A (en) * 1963-05-31 1965-10-19 Charles F Dalziel Miniature differential circuit breaker
US3506906A (en) * 1967-12-18 1970-04-14 Rucker Co Ground fault circuit interrupter with inadvertent ground sensor
US3611035A (en) * 1970-06-08 1971-10-05 Rucker Co Ground fault protective system having grounded neutral protection
US3772569A (en) * 1972-09-05 1973-11-13 Rucker Co Ground fault protective system
US3800189A (en) * 1972-11-28 1974-03-26 Amf Inc Apparatus for detecting a ground connection on load side of neutral conductor

Also Published As

Publication number Publication date
FR2275047A1 (fr) 1976-01-09
JPS5727647B2 (fr) 1982-06-11
FR2275047B1 (fr) 1982-03-19
DE2526649A1 (de) 1976-01-02
GB1517352A (en) 1978-07-12
DE2526649C3 (de) 1987-04-16
DE2526649B2 (de) 1980-05-29
JPS5132934A (ja) 1976-03-19

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Legal Events

Date Code Title Description
MKEX Expiry