https://www.21cii.com/ITStudio/Content/Resources/Images/Appendix/Plug%20&%20Power/SB%202P-3W_505x447.png
I think the 250 v 15 amp plugs fit in the 20 amp sockets, but the 20s don't fit in the 30 sockets. This sort of thing is usually an adapter, a little cylinder with a L6-20R on one end and a L6-30P on the other, since the loads are safe. Either that, or a short jumper cable wired the same way. On Tue, Mar 18, 2014 at 3:46 PM, Mike Hale <eyeronic.des...@gmail.com>wrote: > They're different. You can't force them. > > On Tue, Mar 18, 2014 at 12:24 PM, Randy <a...@djlab.com> wrote: > > I have a situation where a 208v/20A PDU (L6-20P) is supposedly hooked to > a > > 208v/30A circuit (L6-30R). Before I order the correct PDU's and whip > > cords...sanity check...are connectors 'similar' enough that this is > possible > > (with force) or am I going to find we've actually got L6-20R's on the > > provider side? > > > > -- > > ~Randy > > > > > > -- > 09 F9 11 02 9D 74 E3 5B D8 41 56 C5 63 56 88 C0 > > -- -george william herbert george.herb...@gmail.com