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07-02-2023 #31
Hi all,
I've just created an account on this forum for DIY enthusiasts.
Sorry for BillyBoum, but i had identical issues with a BF30, of the same manufacturer.
IGBT burnt due to enclosed box, and, this is true, a layer of insulating material, between IGBT tabs and heatsinker !!!!!!!!!!!
DONT TRY TO REMOVE AND RESOLDER THESE PARTS, YOU'RE GOING TO GET SAME DISCREPRANCIES.
Sorry English guies, i'm not really fluent in your language, so i'm going to reply in French to BillyBoum.
Bonjour BillyBoum,
Comme indiqué ci dessus, tu dois avoir - je me permets de te tutoyer - les IGBT qui sont partis en fumée!!!!
En fait, le refroidissement est inexistant - boîte fermée - et les pattes supérieures des IGBT - le tab dans le contenu du dessus - sont isolées du radiateur, par une matière isolante...
La solution, c'est de refaire une carte de A-Z, ou de passer sur VFD et moteur monophasé ou tri de 2 Kw.
Bonne soirée quand même.
jm
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