Varistance S20 K300 HS

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m'approcher de la valeur initiale ?

Re: Varistance S20 K300 HS


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Re: Varistance S20 K300 HS



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https://www.ecomposant.com/varistances/1263-5x-varistances-thinking-tvr07431-275vac-28j-1200a-7mm-oxyde-de-zinc-92vari004-3701177907587.html

Re: Varistance S20 K300 HS




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conduction. Tu en as une qui est dispo et qui devrait convenir, c'est  
celle-ci
https://www.ecomposant.com/varistances/1264-5x-varistances-thinking-tvr07471-300vac-30j-1200a-7mm-oxyde-de-zinc-92vari005-3701177907594.html

Merci pour le site je ne connaissait pas  ;o)

Re: Varistance S20 K300 HS





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pour le cas d'un branchement en Tri ?

Re: Varistance S20 K300 HS






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sa tension efficace (Vrms) est de 275V et j'avais cru lire U max, je me  


Compte tenue des variations d'amplitude de la tension du secteur  

(  
https://www.cre.fr/Electricite/Reseaux-d-electricite/qualite-de-l-electricite )  


Vrms  250V est optimum. Il y 5 ref en TVR **391 le choix se potera alors  


Re: Varistance S20 K300 HS







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qui a tout d'un professeur.



Re: Varistance S20 K300 HS


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encore 3 questions :


vulgarisation sur ce sujet ?


mienne, pour l'instant j'en suis a un ratio de 1/2 et j'en suis fier,  



sur la plaque






Re: Varistance S20 K300 HS



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d'alimentations, des tutos youtube, des modules d'enseignement, etc..  


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275 V ou 300 V c'est ce que l'on trouve le plus souvent, par contre il  





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va re-baver  sur le secteur
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Il y a https://bricolage.linternaute.com
Tu n'y aurait pas poster, car i m'a semblait y voir un post avec les  

Bien cordialement
Chab

Re: Varistance S20 K300 HS
CUT


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servirait d'en faire  ;o))






une passion ;o)


Re: Varistance S20 K300 HS









Pour ce qui est des plaques j'aurais pu te conseiller mais bon je ne  
connais pas trop la valeur des composants en fait...


mon score je dirais actuellement 1/2, j'en ai 3 a tester j'ai fait (a ma  

l'autre pour tenter d'observer ce qui se passe...







beaucoup d'avance...


pour relier 2 fils je ne suis pas parvenu a trouver un exemple en ligne ??

Re: Varistance S20 K300 HS




Cool !
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https://www.boulanger.com/ref/1087875 , oui elles sont construite sur  




Ok
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J'avoue avoir un peu de retard, car avant je pouvais me servir chez  
Farnell, RS, Digikey, mouser, etc, car je ne payais pas le port,  

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tu aurais une photo de ces connecteurs ?


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Je n'en n'ai pas encore eu dans les mains


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Je parlais des forums...

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https://www.cjoint.com/c/JCsw53qjQTg

Re: Varistance S20 K300 HS


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ou encore comme celui-la
https://www.cjoint.com/doc/20_03/JCsxmheJb8g_P1140885.JPG

Re: Varistance S20 K300 HS



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Slt


autrement moi je me sers toujours ici : http://urlalacon.com/zd60xF


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AliExpress j'ai un peu de mal avec eux, dans express il n'y a que le  


trouve effectivement...











En tous cas merci pour le coup...

Re: Varistance S20 K300 HS


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stock en europe tu ajoute tout de suite 20% du prix environ grand
minimum...




pas...


--  
Mail .invalid  

Re: Varistance S20 K300 HS


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Amazone ne doit pas leur faire de cadeau


Re: Varistance S20 K300 HS

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+1


Re: Varistance S20 K300 HS


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(1.2us/50us) ou voire pire encore !

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Mon avis est que outre la tension de clamp il faut regarder le temps de  

tension de clamp justement !) sinon attention aux surprises !

H


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