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<DIV><FONT face=Arial size=2>Ano, je to přesně tak - triak má definovaný
přídržný proud (myslím že se značí Ih), který garantuje jeho sepnutí. Pod touto
hodnotou není sepnutí a držení v sepnutém stavu garantováno.</FONT></DIV>
<DIV><FONT face=Arial size=2></FONT> </DIV>
<DIV><FONT face=Arial size=2> S.</FONT></DIV>
<DIV> </DIV>
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<DIV style="FONT: 10pt arial">----- Original Message ----- </DIV>
<DIV
style="BACKGROUND: #e4e4e4; FONT: 10pt arial; font-color: black"><B>From:</B>
<A title=Libor.Valicek@merten.com href="mailto:Libor.Valicek@merten.com">Libor
Valicek</A> </DIV>
<DIV style="FONT: 10pt arial"><B>To:</B> <A title=hw-list@list.hw.cz
href="mailto:hw-list@list.hw.cz">HW-news</A> </DIV>
<DIV style="FONT: 10pt arial"><B>Sent:</B> Tuesday, November 27, 2007 10:23
AM</DIV>
<DIV style="FONT: 10pt arial"><B>Subject:</B> Co omezuje stmívače - minimální
zátěž</DIV>
<DIV><BR></DIV>
<DIV class=Section1>
<P class=MsoNormal><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">Dobrý den,
<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><o:p> </o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">Poradí mi někdo co je příčinou
omezení minimální zátěže u stmívačů? <o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">Mám na mysli to, že na všech
prodávaných stmívačích je napsána minimální zátěž, kterou to zvládá stmívat.
Např. Odporová zátěž min. 10W.<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">Když si pomyslím třeba na klasické
stmívání s triakem, tak si myslím, že by měl stmívat jakoukoli zátěž.
Detekuji si průchod napětí nulou a dle toho spínám.
<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">Je triak omezen nějakým minimálním
proudem, který přes něj může téci? Jedná se o nějaký přídržný proud, který je
vlastností triaku a pokud poklesne tento proud pod nějakou mez, tak triak sám
rozepne? <o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><o:p> </o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">Omlouvám se jestli tady píšu
nějaké plky...:-)</SPAN></FONT><o:p></o:p></P>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt"><o:p> </o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt"> <o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt"> <o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt"> <o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt"> <o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">S pozdravem
</SPAN></FONT><o:p></o:p></P>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt"> <o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">Libor
Valíček</SPAN></FONT><o:p></o:p></P>
<P class=MsoNormal><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">R & D
hardware</SPAN></FONT><o:p></o:p></P>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt"><A href="mailto:libor.valicek@merten.com"><FONT
face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">libor.valicek@merten.com</SPAN></FONT></A><o:p></o:p></SPAN></FONT></P>
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style="FONT-SIZE: 10pt">______________________________________________</SPAN></FONT><o:p></o:p></P>
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style="FONT-SIZE: 10pt"><o:p> </o:p></SPAN></FONT></P>
<P style="MARGIN: 0cm 0cm 0pt"><FONT face="Times New Roman" size=2><SPAN
style="FONT-SIZE: 10pt">Merten Czech s.r.o.</SPAN></FONT><o:p></o:p></P>
<P style="MARGIN: 0cm 0cm 0pt"><FONT face="Times New Roman" size=2><SPAN
style="FONT-SIZE: 10pt">Solutions for Intelligent
Buildings´<o:p></o:p></SPAN></FONT></P>
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<P style="MARGIN: 0cm 0cm 0pt"><FONT face="Times New Roman" size=2><SPAN
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