Some breakers have a volt out when tripped, to trigger an alarm light. It wont put out any voltage when on, maybe not when off, but does if its actually tripped by an overload...
Brett N2DTS > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On Behalf Of Jack Schmidling > Sent: Monday, December 04, 2006 11:24 AM > To: Discussion of AM Radio in the Amateur Service > Subject: [AMRadio] Breaker Info > > I need some help understanding the main power switch on my > powersupply. > > I posted a pic to http://schmidling.com/breaker.jpg > > In the on position, the top and the bottom terminals are connected. > This makes sense as this is one side of the AC line. > > I can not figure out what the center terminal is supposed to do. > The only clue is the one of those black wires goes to a small > transformer for the pilot light. The other lead goes to the bottom > terminal. So center and bottom must be 110V but seems like > it is on all > the time. > > The device is a 15A Heinamann breaker but I can not read the > part number. > > Any help? > > js > > > -- > PHOTO OF THE WEEK: http://schmidling.com/pow.htm > Astronomy, Beer, Cheese, Fiber,Gems, Sausage,Silver > http://schmidling.com > > ______________________________________________________________ > AMRadio mailing list > List Home: http://mailman.qth.net/mailman/listinfo/amradio > Partner Website: http://www.amfone.net > Help: http://mailman.qth.net/mmfaq.html > Post: mailto:[email protected] > ______________________________________________________________ AMRadio mailing list List Home: http://mailman.qth.net/mailman/listinfo/amradio Partner Website: http://www.amfone.net Help: http://mailman.qth.net/mmfaq.html Post: mailto:[email protected]
