RE: [CAD_CAM_EDM_DRO] Re: Tawagawa Seiki steppers

The excitation sequence is a triangle (3 - phases energized). The triangle
is rotated to make the step.

-----Original Message-----
From: Alan Marconett KM6VV [mailto:KM6VV@...]
Sent: Saturday, July 28, 2001 9:29 PM
To: CAD_CAM_EDM_DRO@yahoogroups.com
Subject: Re: [CAD_CAM_EDM_DRO] Re: Tawagawa Seiki steppers


Hi Jon,

5 phases, 5 wires? Interesting. wired in delta (penta?)?? I'd be
curious to see the wiring diagram and excitation pattern for this
motor!

Alan KM6VV

Jon Elson wrote:

>
> cadcamcenter@... wrote:
>
> > Thanks Jon for the info.
> >
> > Any hobby controller available for 5 phase steppers? Probably the
> > most economical solution will be for me to change the motors.
>
> I managed to snag a 5-phase stepper and matching driver at the
> local surplus shop several years ago. If you search eBay, you should
> be able to turn one up. Look for the name Vexta. My driver is a
> "Super Vexta". Make sure it is for 5-phase (the motor connector
> has 5 wires), as Oriental Motor also makes conventional 2-phase
> motors and drivers. I don't know for sure if they make the 2-phase
> under the Vaxta brand name, but they might.
>
> Jon
>
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