YU47117B - Statički isključivač koji sadrži kolo za detekciju homopolarne struje - Google Patents

Statički isključivač koji sadrži kolo za detekciju homopolarne struje

Info

Publication number
YU47117B
YU47117B YU45088A YU45088A YU47117B YU 47117 B YU47117 B YU 47117B YU 45088 A YU45088 A YU 45088A YU 45088 A YU45088 A YU 45088A YU 47117 B YU47117 B YU 47117B
Authority
YU
Yugoslavia
Prior art keywords
diodes
diode
conductor
current
current transformer
Prior art date
Application number
YU45088A
Other languages
English (en)
Other versions
YU45088A (en
Inventor
M.P. Tripodi
Original Assignee
Merlin Gerin
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 Merlin Gerin filed Critical Merlin Gerin
Publication of YU45088A publication Critical patent/YU45088A/xx
Publication of YU47117B publication Critical patent/YU47117B/sh

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
    • H02H3/08—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
    • H02H3/10—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 additionally responsive to some other abnormal electrical conditions
    • H02H3/105—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 additionally responsive to some other abnormal electrical conditions responsive to excess current and fault current to earth

Landscapes

  • Emergency Protection Circuit Devices (AREA)
  • Breakers (AREA)
  • Measurement Of Current Or Voltage (AREA)

Abstract

STATICKI ISKLJUCIVAC KOJI SADRZI KOLO ZA DETEKCIJU HOMOPOLARNE STRUJE, za zastitu mreze naizmenicne struje, koji sadrzi jedan strujni transformator 16R, 16S, 16T, 16N po polu koji daje signal proporcionalan struji koja protice kroz odgovarajuci provodnik mreze koja se stiti prekidacem, kolo 18 za detekciju i ispravljanje kojem se dovode navedeni signali da bi dali, s jedne strane signali koji reprzentuju struje kroz sticene provodnike R, S, T, N, a s druge strane homopolarni signal kada postoji kvar na izolaciji, elektronski sklop 20 za obradu kojem se dovode izlazni signali kola 18 za detekciju i ispravljanje radi obezbedjenja funkcija iskljucenja sa vremenskim zatezanjem i/ili trenutnog iskljucenja i koji daje, sa kasnjenjem ili bez kasnjenja, nalog za iskljucenje prekidaca pri prekoracenju prethodno odredjenih vrednosti signala koji reprezentuju struju kroz provodnike ili homopolarnog signala, i dve ispitne stezaljke 42, 44, naznacen time, sto kolo (18) sadrzi jednu grupu dioda (22, 24, 26, 28) vezanih uz svaki strujni transformator (16R, 16S, 16T, 16N) pri cemu svaka grupa ima prvu diodu (22) i drugu diodu (24) postavljene na red a cija je zajednicka tacka povezana sa prvim izlazom iz pripadajuceg strujnog transfor-matora, trecu diodu (26) i cetvrtu diodu (28) postavljene na red a cija je zajednicka tacka povezana sa drugim izlazom iz pripadajuceg strujnog transformatora, pri cemu su anode druge i cetvrte diode povezane i njihova zajednicka tacka prikljucena na prvi provodnik (30), dok su katode prvih dioda (22R, 22S, 22T, 22N) razlicitih grupa vezane na drugi provodnik (J) a katode trecih dioda (26R, 26S, 26T, 26N) razlicitih grupa vezane na treci provodnik (K) odvojen od drugog. Prijava sadrzi jos 5 zavisnih zahteva.
YU45088A 1987-03-09 1988-03-07 Statički isključivač koji sadrži kolo za detekciju homopolarne struje YU47117B (sh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8703291A FR2612347B1 (fr) 1987-03-09 1987-03-09 Declencheur statique comportant un circuit de detection d'un courant homopolaire

Publications (2)

Publication Number Publication Date
YU45088A YU45088A (en) 1991-02-28
YU47117B true YU47117B (sh) 1994-12-28

Family

ID=9348825

Family Applications (1)

Application Number Title Priority Date Filing Date
YU45088A YU47117B (sh) 1987-03-09 1988-03-07 Statički isključivač koji sadrži kolo za detekciju homopolarne struje

Country Status (11)

Country Link
US (1) US4899246A (sh)
EP (1) EP0283358B1 (sh)
JP (1) JP2633284B2 (sh)
CN (1) CN1018880B (sh)
CA (1) CA1301904C (sh)
DE (1) DE3866386D1 (sh)
ES (1) ES2028309T3 (sh)
FR (1) FR2612347B1 (sh)
IN (1) IN170681B (sh)
YU (1) YU47117B (sh)
ZA (1) ZA881599B (sh)

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Also Published As

Publication number Publication date
ES2028309T3 (es) 1992-07-01
JPS63228914A (ja) 1988-09-22
CN88101164A (zh) 1988-09-21
ZA881599B (en) 1988-08-30
DE3866386D1 (de) 1992-01-09
YU45088A (en) 1991-02-28
CN1018880B (zh) 1992-10-28
FR2612347B1 (fr) 1989-05-26
CA1301904C (en) 1992-05-26
EP0283358A1 (fr) 1988-09-21
EP0283358B1 (fr) 1991-11-27
IN170681B (sh) 1992-05-02
FR2612347A1 (fr) 1988-09-16
JP2633284B2 (ja) 1997-07-23
US4899246A (en) 1990-02-06

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