[Shop-talk] 220 outlets

David Scheidt dmscheidt at gmail.com
Wed Jul 29 14:15:09 MDT 2009


On Wed, Jul 29, 2009 at 3:59 PM, Mullen, Tim (IS) <Tim.Mullen at ngc.com>wrote:

> David Scheidt
> >
> > There are 30 amp 120V plugs and receptacles, and 50A 120V plugs
> > and receptacles. (They're NEMA 5-30P, 5-30R and 5-50P, 5-50R if
> > you want to google for pics.)
> > I've never actually seen one in use.  The electrical supply place
> > has them, though, so someone must use them.
>
> I have several of the 30 amp circuits here in the computer lab.  The UPS
> and power distribution units for the computer racks plug into the 30 amp
> twist lock outlets.  They are actually quite common; you just don't see
> them in a typical home.
>

Twist lock are something else again.  The 5 series plugs are all straight
pin.

-- 
David Scheidt
dmscheidt at gmail.com


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