re: life of....
7 jun 2002
>i studied "software reliability" for a number of years until i came to the
>conclusion that "change = failure".
perhaps you've heard that trace has a program to reduce the halstead volume
of their inverters. (i haven't :-)
>i'm not excited about spending $3k for an inverter with a 5 year mttr. i
>can't afford a spare...
that might be the easiest way to increase availability. something like
2 synchronized 120 v inverters with a switch to allow either one to
supply both phases, and a 2:1 stepup transformer for the well pump.