RE: [CAD_CAM_EDM_DRO] Latching Contactor Relay Question, oT?

It is 11 amps times the square root of 3.



_____

From: CAD_CAM_EDM_DRO@yahoogroups.com
[mailto:CAD_CAM_EDM_DRO@yahoogroups.com] On Behalf Of archie road
Sent: Saturday, October 21, 2006 10:14 PM
To: CAD_CAM_EDM_DRO@yahoogroups.com
Subject: Re: [CAD_CAM_EDM_DRO] Latching Contactor Relay Question, oT?



it is not 11 amps total, it is 11 amps per leg.... 11 amps X3

so to do this would definatly let the "Magic Smoke out"

archie =) =) =)

Darren Lucke wrote:

> hehe, this got way off base... I'm looking to make
> certain my contactor relay will run this 3ph motor
> through the NO switches it has on it... says each is
> rated individually 110v@6A, 220v@5A... I'm assuming
> this work with the 3ph motor drawing 11Amps total @
> max??
> Darren Lucke
>
> --- Paul Kelly <tech@... <mailto:tech%40caswa.com>

<mailto:tech%40caswa.com>> wrote:

>
> > I run 3 phase motors on single phase 240V on a few
> > machines. Most of the 3
> > phase motors I see are 440V star, I re jumper them
> > for delta and use an
> > inverter (variable frequency drive) giving
> > continuously variable speed from
> > <100 to >2500 RPM.
> > PK
> >
> >
> >
> > _____
> >
> > From: CAD_CAM_EDM_ <mailto:CAD_CAM_EDM_DRO%40yahoogroups.com>

DRO@yahoogroups.com

> <mailto:CAD_CAM_EDM_DRO%40yahoogroups.com>
> > [mailto:CAD_CAM_EDM_ <mailto:CAD_CAM_EDM_DRO%40yahoogroups.com>

DRO@yahoogroups.com

> <mailto:CAD_CAM_EDM_DRO%40yahoogroups.com>] On Behalf
> > Of archie road
> > Sent: Sunday, 22 October 2006 9:27 AM
> > To: CAD_CAM_EDM_ <mailto:CAD_CAM_EDM_DRO%40yahoogroups.com>

DRO@yahoogroups.com

> <mailto:CAD_CAM_EDM_DRO%40yahoogroups.com>
> > Subject: Re: [CAD_CAM_EDM_DRO] Latching Contactor
> > Relay Question, oT?
> >
> >
> >
> > Insert smart assed comment here.
> > all the people I know (myself Included) go to great
> > lenghts to run
> > 3 phase motors on single phase. I would assume that
> > the motors would run
> > fine until a load was put on them. you might want to
> > look into rotary
> > phase converter as a way to power three phase motors
> > near their full
> > rated output.
> >
> > Happy Hunting
> > archie =) =) =)
> >
> > Darren Lucke wrote:
> >
> > > This is not for CNC use... the axes will be CNC ie
> > > depth stop and back stop.
> > >
> > > Can get 3 phase motors - continous duty all day
> > long
> > > tht run on 2 leg 110 and 1 leg 220v. 240-3ph
> > > Darren Lucke
> > >
> > > --- Bob Muse <mtebob1@sbcglobal.
> > <mailto:mtebob1%40sbcglobal.net> net
> > <mailto:mtebob1%40sbcglobal.net>>
> > > wrote:
> > >
> > > > I don't believe there are any three phase motors
> > > > that will run on 2 legs at 110V and one at 220V.
> > > >
> > > > ----- Original Message -----
> > > > From: Darren Lucke
> > > > To: CAD_CAM_EDM_
> > <mailto:CAD_CAM_EDM_DRO%40yahoogroups.com>
> > DRO@yahoogroups. <mailto:DRO%40yahoogroups.com> com

<mailto:DRO%40yahoogroups.com>

> > > <mailto:CAD_CAM_EDM_DRO%40yahoogroups.com>
> > > > Sent: Saturday, October 21, 2006 3:59 PM
> > > > Subject: RE: [CAD_CAM_EDM_DRO] Latching
> > Contactor
> > > > Relay Question, oT?
> > > >
> > > >
> > > > I've got some latching contactor relays that
> > have
> > > > multiple switches on them, 5 NO's and 4 NC's.
> > > > Rating
> > > > says 110V @ 6Amp and 220v @5Amp.
> > > >
> > > > If my 3 phase 240v motor draws 11 amps, (2 legs
> > > > 110v,
> > > > 1 leg 220v) will this relay drive it okay? How
> > > > does
> > > > the 3 phase multiple legs divide the amps drawn
> > w/
> > > > 11
> > > > amp draw on the motor?
> > > >
> > > > I want to power my motor that drives hydraulics
> > on
> > > > pressbrake I'm building that I'll have cnc
> > > > backstop /
> > > > depth stops on - minimum 2 axes.
> > > > Darren Lucke
> > > >
> > > >
> > __________________________________________________
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