CAD CAM EDM DRO - Yahoo Group Archive

Re: electrical help needed: kinda ot

Posted by Steve Gunsel
on 1999-06-13 16:12:57 UTC
You have 220 vac - 3 PHASE power available? Or is the motor converted to
single phase?
You can run 220 vac single phase power through a transformer and get 440
vac - SINGLE PHASE.
You can't get THREE PHASE power from SINGLE PHASE without a "phase converter".

At 09:32 PM 6/14/99 -0500, you wrote:
>From: mike grady <mgrady@...>
>
>I didnt make it clear, the problem is that most all the
>control, heaters, transformers, would have to be changed some 440 some
110(DC)
>hardinge is tring to find a wiring diagram, they said not to hold my
breath. thats why they said a step up transformer from 220 to 440 would be
the way to go just hook it up
>
>Ted wrote:
>
>> From: "Ted" <rtr@...>
>>
>> rtr@...
>> That's a control transformer, It takes line voltage and reduces it to
>> control voltage. Depending on the year, the secondary winding on the...
>> Ted Robbins.
>> ----------
>> > From: mike grady <mgrady@...>
>> >
>> > there is a lot of electrical/electronic knowledge on this list
>> > so I thought I would ask here I have a hardinge hct chucker that is
440v 3 ph
>> > hardinge recommended using a transformer to convert it to 220 instead
of rewiring the control box
>> > on 440 it uses no more than 4 amps where can i get a transformer,
hopefully cheap
>> > It mite get converted to cnc but I have to get it running first
>> > thanks mike
>> >

Discussion Thread

mike grady 1999-06-14 18:28:09 UTC electrical help needed: kinda ot Ted 1999-06-14 19:19:39 UTC Re: electrical help needed: kinda ot mike grady 1999-06-14 19:32:49 UTC Re: electrical help needed: kinda ot Ted 1999-06-14 20:26:44 UTC Re: electrical help needed: kinda ot Mo 1999-06-14 20:33:53 UTC Re: electrical help needed: kinda ot Steve Gunsel 1999-06-13 16:12:57 UTC Re: electrical help needed: kinda ot