Re: Proper solid state relay to use for spindle control

No, they are Solid State. No opto isolation, but would interface to a
controller board that is isolated.

--- In CAD_CAM_EDM_DRO@yahoogroups.com, Alan Marconett KM6VV
<KM6VV@a...> wrote:

> Hi Alex, mrgamber,
>
> I like to use:
>
> Crydom Solid State switches, input 3-32 V, output 25A with

120VAC ...

>
> http://www.crydom.com/product/ssrindex.asp
>
> The Axxus dual relay board has RELAYS on it, I don't think they're

SS.

>
>
> Alan KM6VV
>
>
> alex wrote:
> >
> > Is this board optoisolated?
> > Alex
> > ----- Original Message -----
> > From: mrgamber <mgamber@c...>
> > To: <CAD_CAM_EDM_DRO@yahoogroups.com>
> > Sent: Wednesday, June 25, 2003 2:45 PM
> > Subject: [CAD_CAM_EDM_DRO] Proper solid state relay to use for

spindle

> > control
> >
> > > The following offers a very nice package of two solid state

relays.

> > > http://members.shaw.ca/axxus/db1v20.htm
> > >
> > > I have been looking through catalogs and notice that non-pcb

mounted

> > > relays cost ~$25 for 1. The relays on the above PCB cost ~$1.50

each.

> > >
> > > I have intentions of using these for Spindle, Mist (AC

solenoid) and

> > > to turn off the power supply to my Gecko drivers.
> > >
> > > Question: Are the relays on this PCB appropriate for this use?
> > >
> > > Spindle motor is a (TAIG) 1/10 HP AC, but I may upgrade to 1/4

HP

> > >