I think they are slightly different. Does this link help?
http://www.stayonline.com/reference-nema-locking.aspx
The size of the curved connectors look slightly different to me in the pictures.
Mike
On January 17, 2016 9:16:39 AM MST, Seth Rothenberg via EV
wrote:
>I am
I am assembling my OpenEVSE
and contemplating the extension cords
and adaptors I will need
When I decommissioned some old Sun servers
a few years ago, I saved the power cords.
30' with a 30 am 250 V locking plug on the end,
To my eye, it seems to be identical
to the 30a 125 V locking plug on
If you look at the linked chart, the main difference is that the hot and
neutral (two hots on the L6-30) are reversed, as far as width goes. Because of
the switched widths, they won't plug into the other voltage receptacle.