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</o:shapelayout></xml><![endif]--></head><body lang=EN-GB link="#0563C1" vlink="#954F72" style='word-wrap:break-word'><div class=WordSection1><p class=MsoPlainText><span lang=PL>DD, to je malo. Bezne se pro male zdroje pouziva Vr kolem 500 V (zhruba o 50% vic nez spicka pracovniho napeti), napriklad CV300K07 KEKO. </span>Postup treba zde: <a href="https://www.mornsun-power.com/html/news-detail/blog/308.html"><font color="red"><b>MailScanner has detected a possible fraud attempt from "www.mornsun-power.com" claiming to be</b></font> MOV Selection Guide | Power Supply Peripheral Design Series (mornsun-power.com)</a> Pekny den, JM<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText><span lang=CS style='mso-fareast-language:EN-GB'>-----Original Message-----<br>From: Hw-list <hw-list-bounces@list.hw.cz> On Behalf Of Libor Konečný<br>Sent: Thursday, July 8, 2021 10:17 AM<br>To: HW-news <hw-list@list.hw.cz><br>Subject: Varistor k ochrane pro sit 230VAC</span></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>Zdravim<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>Chci se zeptat jakou hodnotu varistoru byste doporucovali pro sit 230V.<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>Pouzivam v kombinaci s 0.5A pomalou pojistkou MOV-10D431KTR a nyni se mi stalo, ze mi zakaznik poslal zarizeni s prepalenou pojistkou a samozrejme s popisem, ze jej jen zapnul :-)<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>Za varistorem je spinany zdroj 5Wattu. V rms je 275V max clamping voltage je 710V. Vrouzdal jsem po netu a bezne se toto pouziva.<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>Mel bych spise pouzit vyssi cca 300Vrms / 845V. Nebo nechat puvodni ?<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>Dekuji<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>LK<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>_______________________________________________<o:p></o:p></p><p class=MsoPlainText>HW-list mailing list - sponsored by <a href="http://www.HW.cz"><span style='color:windowtext;text-decoration:none'>www.HW.cz</span></a> <a href="mailto:Hw-list@list.hw.cz"><span style='color:windowtext;text-decoration:none'>Hw-list@list.hw.cz</span></a> <a href="http://list.hw.cz/mailman/listinfo/hw-list"><span style='color:windowtext;text-decoration:none'>http://list.hw.cz/mailman/listinfo/hw-list</span></a><o:p></o:p></p></div></body></html>