BR7504052A - Circuito temporizador com seguranca intrinseca para rele - Google Patents

Circuito temporizador com seguranca intrinseca para rele

Info

Publication number
BR7504052A
BR7504052A BR5203/75D BR7505203D BR7504052A BR 7504052 A BR7504052 A BR 7504052A BR 5203/75 D BR5203/75 D BR 5203/75D BR 7505203 D BR7505203 D BR 7505203D BR 7504052 A BR7504052 A BR 7504052A
Authority
BR
Brazil
Prior art keywords
relay
timing circuit
intrinsic safety
intrinsic
safety
Prior art date
Application number
BR5203/75D
Other languages
English (en)
Portuguese (pt)
Inventor
P Marchand
Original Assignee
Jeumont Schneider
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 Jeumont Schneider filed Critical Jeumont Schneider
Publication of BR7504052A publication Critical patent/BR7504052A/pt

Links

Classifications

    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03KPULSE TECHNIQUE
    • H03K17/00Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/56Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
    • H03K17/60Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors
    • H03K17/601Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors using transformer coupling
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H47/00Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current
    • H01H47/02Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for modifying the operation of the relay
    • H01H47/18Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for modifying the operation of the relay for introducing delay in the operation of the relay

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Relay Circuits (AREA)
  • Pulse Circuits (AREA)
  • Electronic Switches (AREA)
BR5203/75D 1974-07-02 1975-06-27 Circuito temporizador com seguranca intrinseca para rele BR7504052A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7423001A FR2277426A1 (fr) 1974-07-02 1974-07-02 Circuit temporisateur a securite intrinseque pour relais

Publications (1)

Publication Number Publication Date
BR7504052A true BR7504052A (pt) 1976-06-29

Family

ID=9140787

Family Applications (1)

Application Number Title Priority Date Filing Date
BR5203/75D BR7504052A (pt) 1974-07-02 1975-06-27 Circuito temporizador com seguranca intrinseca para rele

Country Status (8)

Country Link
AU (1) AU498894B2 (enExample)
BE (1) BE830864A (enExample)
BR (1) BR7504052A (enExample)
CA (1) CA1045241A (enExample)
ES (1) ES438374A1 (enExample)
FR (1) FR2277426A1 (enExample)
LU (1) LU72867A1 (enExample)
ZA (1) ZA754198B (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2524738B1 (fr) * 1982-04-02 1986-05-16 Jeumont Schneider Circuit temporisateur a securite intrinseque
EP4135559A4 (en) * 2020-04-17 2023-09-06 Szuster Holdings LLC PORTABLE OPHTHALMIC LASER SLOT LAMP AND METHOD FOR EYE EXAMINATION

Also Published As

Publication number Publication date
AU8256975A (en) 1977-01-06
LU72867A1 (enExample) 1975-10-08
FR2277426A1 (fr) 1976-01-30
FR2277426B1 (enExample) 1976-12-24
ES438374A1 (es) 1977-01-16
CA1045241A (fr) 1978-12-26
BE830864A (fr) 1975-11-03
AU498894B2 (en) 1979-03-29
ZA754198B (en) 1976-06-30

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