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Bonjour,pas du tout, la diode est justement la pour limiter cette tension à moins d'un volt.
Je suppose qu'il s'agit de la diode servant à supprimer les surtensions à la coupure de l'alimentation du relais.
Dans ce cas une seule diode suffit mais il faut en choisir une capable de tenir une tension inverse supérieure à la surtension qui apparait aux borne de la bobine.
>
>sans diode
Sachant que sur les relais de forte inductance, la surtension peut atteindre 20 fois la tension nominale.
>
Voyez les diodes de la série 1N400x par exemple. La 1N4007 tient 1kv inverseelle doit supporter une tension inverse correspondant à l'alimentation de la bobine, par exemple 12V sur une voiture.
>
| Date | Sujet | # | Auteur | |
| 22 Dec 22 | Diode de relais | 87 | Raoul | |
| 22 Dec 22 | ![]() Re: Diode de relais | 9 | cLx | |
| 22 Dec 22 | ![]() ![]() Re: Diode de relais | 8 | JKB | |
| 24 Dec 22 | ![]() ![]() ![]() Re: Diode de relais | 2 | Volkin | |
| 24 Dec 22 | ![]() ![]() ![]() ![]() Re: Diode de relais | 1 | Longeville | |
| 28 Dec 22 | ![]() ![]() ![]() Re: Diode de relais | 5 | Olivier B. | |
| 28 Dec 22 | ![]() ![]() ![]() ![]() Re: Diode de relais | 4 | JKB | |
| 28 Dec 22 | ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 1 | Gauloisjesuis | |
| 30 Dec 22 | ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 2 | Volkin | |
| 30 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 1 | JKB | |
| 23 Dec 22 | ![]() Re: Diode de relais | 1 | Raoul | |
| 23 Dec 22 | ![]() Re: Diode de relais | 76 | Longeville | |
| 23 Dec 22 | ![]() ![]() Re: Diode de relais | 1 | Olivier B. | |
| 23 Dec 22 | ![]() ![]() Re: Diode de relais | 42 | JKB | |
| 23 Dec 22 | ![]() ![]() ![]() Re: Diode de relais | 34 | Longeville | |
| 23 Dec 22 | ![]() ![]() ![]() ![]() Re: Diode de relais | 17 | Stanislas Thouret | |
| 23 Dec 22 | ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 14 | Longeville | |
| 23 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 13 | cLx | |
| 23 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 2 | Opus | |
| 24 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 1 | JKB | |
| 23 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 9 | Longeville | |
| 24 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 1 | Olivier B. | |
| 24 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 7 | JKB | |
| 24 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 5 | Longeville | |
| 24 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 4 | JKB | |
| 24 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 3 | Longeville | |
| 25 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 2 | JKB | |
| 25 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 1 | Longeville | |
| 24 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 1 | jules | |
| 24 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 1 | JKB | |
| 24 Dec 22 | ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 2 | cLx | |
| 24 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 1 | Olivier B. | |
| 24 Dec 22 | ![]() ![]() ![]() ![]() Re: Diode de relais | 16 | JKB | |
| 24 Dec 22 | ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 15 | bp | |
| 24 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 14 | JKB | |
| 24 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 13 | bp | |
| 24 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 1 | Longeville | |
| 24 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 2 | Olivier B. | |
| 24 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 1 | bp | |
| 25 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 9 | JKB | |
| 25 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 8 | Olivier B. | |
| 25 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 7 | JKB | |
| 25 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 4 | bp | |
| 25 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 2 | JKB | |
| 25 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 1 | bp | |
| 26 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 1 | Olivier B. | |
| 26 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 2 | Olivier B. | |
| 26 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 1 | Longeville | |
| 28 Dec 22 | ![]() ![]() ![]() Re: Diode de relais | 7 | Olivier B. | |
| 28 Dec 22 | ![]() ![]() ![]() ![]() Re: Diode de relais | 6 | Gauloisjesuis | |
| 28 Dec 22 | ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 5 | Olivier B. | |
| 28 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 4 | JKB | |
| 28 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 3 | Olivier B. | |
| 28 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 2 | Gauloisjesuis | |
| 29 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 1 | Olivier B. | |
| 24 Dec 22 | ![]() ![]() Re: Diode de relais | 32 | Volkin | |
| 24 Dec 22 | ![]() ![]() ![]() Re: Diode de relais | 31 | Longeville | |
| 24 Dec 22 | ![]() ![]() ![]() ![]() Re: Diode de relais | 30 | Olivier B. | |
| 24 Dec 22 | ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 29 | Longeville | |
| 24 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 28 | Olivier B. | |
| 24 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 27 | Longeville | |
| 24 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 4 | bp | |
| 24 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 1 | Longeville | |
| 24 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 1 | jules | |
| 25 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 1 | Gauloisjesuis | |
| 24 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 22 | Olivier B. | |
| 24 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 21 | Longeville | |
| 24 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 12 | Olivier B. | |
| 24 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 11 | Longeville | |
| 24 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 1 | jules | |
| 24 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 9 | Loïc G. | |
| 25 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 1 | Longeville | |
| 25 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 1 | Gauloisjesuis | |
| 25 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 6 | Olivier B. | |
| 25 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 5 | Longeville | |
| 25 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 1 | Richard Hachel | |
| 26 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 3 | Olivier B. | |
| 26 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 2 | Gauloisjesuis | |
| 26 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 1 | Longeville | |
| 24 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 8 | bp | |
| 24 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 7 | Longeville | |
| 24 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 6 | bp | |
| 25 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 5 | Longeville | |
| 25 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 1 | Gauloisjesuis | |
| 25 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 3 | bp | |
| 25 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 2 | Longeville | |
| 26 Dec 22 | ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Re: Diode de relais | 1 | Gauloisjesuis |
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