Dave,

It looks similar to that one except it also has a big blue orb on top 
that is connected to each phase and to a tap on the back of the center coil.

http://imagebin.org/212101

I'll bypass that and let you know how it runs.

Thanks
John

On 5/11/2012 7:18 PM, Dave wrote:
> John,
>
> Sorry for the delay as I have been really busy.
>
> I looked and I could not find a picture of the exact item.
>
> Does your reactor look something like this?
>
> http://support.automation.siemens.com/US/llisapi.dll/23176538?func=ll&objId=23176538&objAction=csViewTD&nodeid0=10803928&lang=en&siteid=cseus&aktprim=0&extranet=standard&viewreg=US&prodLstObjId=23176538&prodLstStart=28141&prodLstSort=-DOCBETREFF
>
> If so, you should be able to remove that and not cause any problems.
> Those are typically used to keep from pumping noise into the powerline.
> It sounds like the reactor is interacting with the capacitors on your
> phase converter (resonating).
>
> Not having the reactor in the system may cause a lot of extra current
> through the capacitors on your phase converter..  as the high frequency
> noise may back up into those capacitors from the drive power section.
>
> But I would try it out and watch things closely.
>
> The other option to try and narrow down the problems is to bring in a
> big generator and power up your machine on that and see if you still
> have problems.
>
> Dave
>
> On 5/11/2012 4:02 PM, John Thornton wrote:
>> It just gives the same generic error for spindle or an axis. I assume
>> the first or last error it has stumbled across. I've had the problem
>> more or less since I got this machine. I've replaced all the caps in the
>> infeed unit (power supply). The error number translated to drive
>> fault... how very informative you know.
>>
>> Why does the measured voltage change so much after it passes the line
>> reactor I think is the question that needs an answer.
>>
>> John
>>
>> On 5/11/2012 2:34 PM, Dave Caroline wrote:
>>
>>> On Fri, May 11, 2012 at 8:24 PM, John Thornton<bjt...@gmail.com>    wrote:
>>>
>>>> What should I look at?
>>>>
>>> can the drive fault be diagnosed (does it give an error number etc)
>>>
>>> Dave Caroline
>>>
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