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Becuri auto
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pantera
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PostPosted: Sun Jan 24, 2010 7:05 pm    Post subject: Becuri auto Reply with quote

Salut am si eu o intrebare ce inseamna H3,H4,H5,H6,H7.....etc la un bec auto?
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NeaSuciu
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PostPosted: Sun Jan 24, 2010 8:07 pm    Post subject: Reply with quote

tipul becului
-la masinile cu faza scurta si faza lunga in aceelasi proiector(logan) trebuie h4 care is cu soclu in 2 feluri da se gaseste adaptor daca e nevoie(cum ar pentu daciile 1310 dupa 90)
-la alte masini faza scurta ii separata de faza lunga si atunci se folosesc h1, h7, h11
-la proiectoarele de ceata se folosesc h3 care ii cel mai mic, da am vazut si h7 la alte masini
Oricum nu poti sa pui alt tip de bec decat cel prevazut din fabrica ca nu se potriveste pe soclu si pe mufa
sa aflii ce bec iti trebuie, scoti unu din far si scrie pe el ce tip ii, si mai scrie si putera becului, ca nu ii recomandat sa cumperi becuri cu putere mai mare decat cel original ca sa nu ai probleme cu instalatia electrica din cauza consumului marit

http://en.wikipedia.org/wiki/Automotive_lamp_types
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PostPosted: Sun Jan 24, 2010 8:57 pm    Post subject: Reply with quote

Am inteles acum ms NeaSuciu pentru explicatii ...era vorba despre o dacie 1310 din 2000 care are H4 si careia vroiam sa-i pun becuri cu lumina rece (limina alba)..si am vazut ca sunt mai multe tipuri de becuri si ma gandeam ca H-urile au legatura cu lumina produsa de bec......Multumesc inca odata Wink
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PostPosted: Thu Feb 11, 2010 3:19 am    Post subject: Reply with quote

Salut am revenit cu o intrebare legata de LED-uri.Vreau sa-mi fac stopuri de masina cu LED-uri si dupa calculele mele imi trebuie 64 led-uri la un stop.Eu vreau sa folosesc LED-uri rosii de 12 V .Intrebarea este daca pot sa le pun pe toate in paralel fara nici o rezistenta?.
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adi_0106
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PostPosted: Thu Feb 11, 2010 12:02 pm    Post subject: Reply with quote

de ce sa pui rezistenta?
cu ce rol ?

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PostPosted: Thu Feb 11, 2010 1:33 pm    Post subject: Reply with quote

Nu stiu merg toate 64 in paralel fara diferente de culoare sau alte chestii?(precizez ca sunt la fel toate).
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PostPosted: Thu Feb 11, 2010 6:14 pm    Post subject: Reply with quote

daca sunt toate la fel iar tensiunea de alimentare este exact acceasi la toate .... nu vad nici o problema
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PostPosted: Thu Feb 11, 2010 6:27 pm    Post subject: Reply with quote

ok o sa incerc si o sa dau un raspuns Wink multam.
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aTaelectronics
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PostPosted: Fri Feb 12, 2010 3:52 pm    Post subject: Reply with quote

De leaga mixt, serie + paralel, la 64 leduri in paralel iti trebuie rezistor de wataj mare pentru limitare curent. Legi 4 in serie si o sa ai 16 randuri de led, fiecare serie legat cu o rezistenta de vreo 330-470 ohm /0.5w.
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NeaSuciu
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PostPosted: Fri Feb 12, 2010 8:33 pm    Post subject: Reply with quote

aTaelectronics - is de 12v ledurile, asadar nu mai ai nevoie de rezistente, si ledurile o sa le pui in paralel pe toate
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aTaelectronics
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PostPosted: Sat Feb 13, 2010 5:14 pm    Post subject: Reply with quote

AAAA, am crezut ca sunt leduri normale

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PostPosted: Thu Feb 25, 2010 9:53 pm    Post subject: Reply with quote

Stie cineva cat consuma un bec normal de masina? de 12 V si nu stiu cati W dinala incandescent?
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aTaelectronics
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PostPosted: Thu Feb 25, 2010 10:01 pm    Post subject: Reply with quote

sunt mai multe, de 5 W (la bord), 10W(pozitii),21W(frane, marsalier), 55W(faruri)
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PostPosted: Fri Feb 26, 2010 3:16 pm    Post subject: Reply with quote

Scuze am uitat sa precizez bec dinala de la stopuri ala cu 2 filamente...
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NeaSuciu
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PostPosted: Sat Feb 27, 2010 12:24 am    Post subject: Reply with quote

ah...vad ca nu ai citit link-u ce ti-i l-am dat, (Sau poate nu stii engleza)
becu ii P21/5W si are 5w pe pozitie si 21w pe frana
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