Re: Phase converter

Well the convertor sounds like it works good. I wonder if it
will power up the lathe first, without first starting up three other
machines ?

Steve

----------
From: Darrell <dgehlsen@...>
To: CAD_CAM_EDM_DRO@onelist.com
Subject: Re: [CAD_CAM_EDM_DRO] Phase converter
Date: Friday, February 25, 2000 8:07 PM

From: "Darrell" <dgehlsen@...>

I have no problem reversing my lathe at any speed. I had to power up
everything in the shop to trip the breaker. It's only a 30 amp breaker.
Darrell

----- Original Message -----
From: Steve Carlisle <quatsein@...>
To: <CAD_CAM_EDM_DRO@onelist.com>
Sent: Friday, February 25, 2000 6:23 PM
Subject: Re: [CAD_CAM_EDM_DRO] Phase converter


> From: "Steve Carlisle" <quatsein@...>
>
> For comparison, I have a 10hp idler, with the auto-start
> feature, and it runs a 5hp lathe and a 5hp[ mill both at
> the same time. The real test for a convertor is the
> forward to reverse, but in the lathes highest speed, with
> no other machines running, as the running machines act
> as supplement power conditioning. My convertor is off
> a 60amp breaker, and draws about 1.5 amps at idle.
>
> Steve
>
> ----------
> From: Darrell <dgehlsen@...>
> To: CAD_CAM_EDM_DRO@onelist.com
> Subject: [CAD_CAM_EDM_DRO] Phase converter
> Date: Friday, February 25, 2000 4:24 PM
>
> From: "Darrell" <dgehlsen@...>
>
> Well I just did a little experimenting with my phase converter.
> I have a 5 hp 3400 rpm idler motor with 100 mfd run capacitors and 100
mfd
> additional for starting. My shop is powered through a 90 amp breaker and
my
> phase converter is off of a 30 amp breaker under that.
> I started my three Bridgeport mill spindles (three 2 hp motors) and my 5
hp
> YAM 14 inch lathe. So far so good, I have 11 hp of machine and 5 hp of
> converter running with no problem. Next I reversed the spindle motor on
the
> lathe with out first stopping it. That is what it took to pop the 30 amp
> breaker on the phase converter.
> All of this without dimming the lights. I am using 8 gage wire from the
> breaker to the phase converter and 10 gage to each of the machines. It
> looks
> like all I need is a little bit bigger breaker on the phase converter.
> Darrell
>
>
>
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Welcome to CAD_CAM_EDM_DRO@...,an unmoderated list for the
discussion of shop built systems in the above catagories.
To Unsubscribe, read archives, change to or from digest.
Go to: http://www.onelist.com/isregistered.cgi
Log on, and you will go to Member Center, and you can make changes there.
For the FAQ, go to http://www.ktmarketing.com/faq.html
bill,
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