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220V 50Hz to 115v 400Hz VFD are common because input can be 50 to
60Hz<br><br>
David<br><br>
At 11:35 PM 9/14/2006 +0200, you wrote:<br>
<blockquote type=cite class=cite cite="">roy will probably need the
220V/50Hz one , <br>
but that's a good idea - thanks.<br><br>
Ido<br><br>
On 9/14/06, <b>David C. Allen</b> <<a href="mailto:allendc@qwest.net">
allendc@qwest.net</a>> wrote:<br>
<dl>
<dd>I forgot to add they are called VFD's Variable Frequency Drives, and
<br>
<dd>they can be single phase in and three phase out. So you could buy
a<br>
<dd>115v 60Hz single phase input with a 115v 400hz 3 phase
output.<br><br>
<dd>David<br><br>
<dd>At 08:15 PM 9/14/2006 +0100, you wrote:<br><br>
<dd>>A problem... any ideas how to generate the 3-phase, 115v 400Hz
power ?? <br>
<dd>><br>
<dd>>I don't really want to have to run the standard inverter at
12,000 rpm !<br>
<dd>><br>
<dd>>Cheers,<br>
<dd>><br>
<dd>>Roy.<br>
<dd>><br>
<dd>>--<br>
<dd>><br>
<dd>>Roy Coates.<br>
<dd>>Dept of Engineering.<br>
<dd>>Liverpool University. <br>
<dd>>E-Mail:
<a href="mailto:r.coates@liv.ac.uk">r.coates@liv.ac.uk</a><br>
<dd>>Tel: 0151 794 4862<br>
<dd>
>-------------------------------------------------------------------------------<br>
<dd>>Lord, If I must have an instrument failure, please let it be the
Hobbs meter. <br>
<dd>
>-------------------------------------------------------------------------------<br>
<dd>><br>
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