Originally Posted by venture
Last time I had that problem it was a faulty A/C unit. Rod


I've seen that also, 800A.
When the 2nd compressor would kick on,so that made it random,since 2 comps weren't always needed.This was an older RTU that did not have an alternator in it.
It would bypass the units OCPD and trip the main distribution.

Last edited by leland; 01/01/10 02:30 PM.