Re: Stepper Power Supply

You should have a 10 amp minumum xfoormer if you set the stepper up as
bipolar series at 2.82. I would recommend that 15 amps would be better for
the xformer.
Dan
-----Original Message-----
From: John Ross <johnr@...>
To: 'CAD_CAM_EDM_DRO@onelist.com' <CAD_CAM_EDM_DRO@onelist.com>
Date: Friday, August 13, 1999 2:25 PM
Subject: RE: [CAD_CAM_EDM_DRO] Stepper Power Supply

>From: John Ross <johnr@...>
>
>I'm using oriental motors vexta ph299 series.
>
>specs from the oriental motor 1997 catalog...
><snip>
>holding torque - 375 oz-in unipolar
>current per phase - 4 amps unipolar, 2.82 amps bipolar
>voltage per phase - 3 volts unipolar, 4.25 volts bipolar
>winding specs. - 0.75 ohm/winding and 4.5 mh/winding
><snip>
>
> John R.
>-----Original Message-----
>From: Dan Mauch [mailto:dmauch@...]
>Sent: Friday, August 13, 1999 2:33 PM
>To: CAD_CAM_EDM_DRO@onelist.com
>Subject: Re: [CAD_CAM_EDM_DRO] Stepper Power Supply
>
>
>From: "Dan Mauch" <dmauch@...>
>
>Depends on the stepper motor s that you use. What is the current rating of
>each motor?
>Dan
>-----Original Message-----
>From: WAnliker@... <WAnliker@...>
>To: CAD_CAM_EDM_DRO@onelist.com <CAD_CAM_EDM_DRO@onelist.com>
>Date: Friday, August 13, 1999 11:51 AM
>Subject: Re: [CAD_CAM_EDM_DRO] Stepper Power Supply
>
>
>>From: WAnliker@...
>>
>>In a message dated 8/13/99 11:36:29 AM Pacific Daylight Time,
>>johnr@... writes:
>>
>><<
>> Hey looking through my junk I've found a 110v -> 24v 5amp transformer and
>a
>> 25amp 50 VPIV rectifier. Anyone know if these will work with the
>Camtronics
>> 5amp kit?
>>
>> JR >>
>>The transformer will work. The rectifier with only 50PIV is iffy, it
>should
>>be much higher, 3x voltage of the transformer is about minimum, higher is
>>better.
>>bill
>>
>>--------------------------- ONElist Sponsor ----------------------------
>>
>>ONElist now brings ICQ Instant Messaging to members
>>For details,
>><a href=" http://www.onelist.com/info/news.html ">Click Here</a>
>>
>>------------------------------------------------------------------------
>>Welcome to CAD_CAM_EDM_DRO@...,an unmodulated 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.
>>bill,
>>List Manager
>>
>
>
>--------------------------- ONElist Sponsor ----------------------------
>
>ONElist: your connection to people who share your interests.
>
>------------------------------------------------------------------------
>Welcome to CAD_CAM_EDM_DRO@...,an unmodulated 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.
>bill,
>List Manager
>
>--------------------------- ONElist Sponsor ----------------------------
>
>You can WIN $100 to Amazon.com!
>If you join ONElist�s FRIENDS & FAMILY program. For details, go to
>http://www.onelist.com/info/onereachsplash3.html
>
>------------------------------------------------------------------------
>Welcome to CAD_CAM_EDM_DRO@...,an unmodulated 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.
>bill,
>List Manager
>