The 40A ones look heavier. I was also told that they are made from a different material, but don't recall exactly what it was - something like tin vs silver plated or something.
Joe M. > The only difference is the size of wire that will fit. > > -----Original Message----- > From: [email protected] > [mailto:[EMAIL PROTECTED] On Behalf Of mch > Sent: Saturday, March 24, 2007 3:18 PM > To: [email protected] > Subject: Re: [Repeater-Builder] Re: Power-Pole connectors NOT for power > > There are three ratings of PP that all use the same size shell. These > are the 40 Amp, 30 Amp, and I believe the third is 15 or 20 Amp. Most of > the ones you see sold are the 30 Amp version. The 40A is built obviously > heavier than the other two. > > My previous comments were all relative to the 30A version. > > Joe M. > > skipp025 wrote: >> >> Re: Power-Pole connectors NOT for power >> >> Hi Ted, >> >> Smaller being the typical size power-pole you see being sold for >> much of the Amateur Radio aps. There are a number of distribution >> panels sold by MFJ, Powerwerks, Saratoga Power and flea market >> tables using the common small size. I would guess the dealers might >> even rate these smaller connectors to what...? 25, 30 or even >> more crazy at 50 amps? >> >> When I mean big powerpole connectors... I'm thinking about the >> hundred(s) of amps size I used in my electric car. What I would >> call the original standard size powerpole connectors used for >> say... battery jumper and welding cables. >> >> The contact metal spring tension is nothing special... high current >> applications can follow a path to fault when conditions are not >> the best (hot or really warm metal parts with reduced contact >> pressure). >> >> Like the LMR-400 story... I seem to find all these problems at >> repeater sites no less than 4.5 hours driving distance... on a week >> night of course. I've had to miss "Trains and Locomotives" on RFD >> once or twice because of these problematic parts. >> >> cheers, >> skipp >> >> > "Tedd Doda" <[EMAIL PROTECTED]> wrote: >> > *Smaller* being what Skipp? I've had excellent results using >> > the 30 amp contacts on equipment that pushes the current >> > rating of these to the limit (and then some). >> >> > >> > >On Fri, 23 Mar 2007 23:01:17 -0000, skipp025 wrote: >> > >I try not to use the small powerpoles any more.. the smaller made >> > >power-poles don't have adequate contact tension/pressure and have >> > >been real trouble makers for me. >> > >> >> >> Yahoo! Groups Links >> >> >> > > > > > > Yahoo! Groups Links > > > > > > > > > > Yahoo! Groups Links > > > >
