BE766908A - Dispositif temporisateur a seuils - Google Patents

Dispositif temporisateur a seuils

Info

Publication number
BE766908A
BE766908A BE766908A BE766908A BE766908A BE 766908 A BE766908 A BE 766908A BE 766908 A BE766908 A BE 766908A BE 766908 A BE766908 A BE 766908A BE 766908 A BE766908 A BE 766908A
Authority
BE
Belgium
Prior art keywords
timer device
threshold timer
threshold
timer
Prior art date
Application number
BE766908A
Other languages
English (en)
French (fr)
Original Assignee
Saparel
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 Saparel filed Critical Saparel
Publication of BE766908A publication Critical patent/BE766908A/xx

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/78—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used using opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically-coupled
    • 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
    • H02H3/08—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 excess current
    • H02H3/093—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 excess current with timing means
    • 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
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/28—Modifications for introducing a time delay before switching
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
    • H03K5/153—Arrangements in which a pulse is delivered at the instant when a predetermined characteristic of an input signal is present or at a fixed time interval after this instant

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Direct Current Feeding And Distribution (AREA)
BE766908A 1970-05-13 1971-05-10 Dispositif temporisateur a seuils BE766908A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7017431A FR2087280A5 (enrdf_load_stackoverflow) 1970-05-13 1970-05-13

Publications (1)

Publication Number Publication Date
BE766908A true BE766908A (fr) 1971-11-10

Family

ID=9055461

Family Applications (1)

Application Number Title Priority Date Filing Date
BE766908A BE766908A (fr) 1970-05-13 1971-05-10 Dispositif temporisateur a seuils

Country Status (7)

Country Link
AR (1) AR193033A1 (enrdf_load_stackoverflow)
BE (1) BE766908A (enrdf_load_stackoverflow)
DE (1) DE2123849A1 (enrdf_load_stackoverflow)
ES (1) ES391121A1 (enrdf_load_stackoverflow)
FR (1) FR2087280A5 (enrdf_load_stackoverflow)
NL (1) NL7106498A (enrdf_load_stackoverflow)
ZA (1) ZA713119B (enrdf_load_stackoverflow)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2191319B1 (enrdf_load_stackoverflow) * 1972-06-29 1976-03-12 Radiotechnique Compelec
FR2442525A1 (fr) * 1978-11-21 1980-06-20 App Electr Dispositif de protection differentielle contre les courants de defaut
FR2481851A1 (fr) * 1980-04-30 1981-11-06 Merlin Gerin Dispositif de protection differentielle sensible a un courant unidirectionnel
FR2530864B1 (fr) * 1982-07-26 1986-07-25 Serd Soc Et Realisa Disjonct Procede pour retarder le fonctionnement d'un interrupteur automatique de terre a dispositif differentiel et interrupteur automatique de terre a dispositif differentiel comportant l'application du procede
FR2646570B2 (fr) * 1987-10-23 1991-08-09 Serd Sa Interrupteur differentiel a courant de defaut, a accumulation d'energie
NL1007165C2 (nl) * 1997-09-30 1999-03-31 Holec Holland Nv Aardfoutdetectieschakeling met een minimum vertraging voor grote foutstromen.

Also Published As

Publication number Publication date
DE2123849A1 (de) 1971-11-25
ES391121A1 (es) 1974-08-01
AR193033A1 (es) 1973-03-30
ZA713119B (en) 1972-01-26
FR2087280A5 (enrdf_load_stackoverflow) 1971-12-31
NL7106498A (enrdf_load_stackoverflow) 1971-11-16

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