I see 60-80VAC at grain sites all the time when a phase is out. Pain in the ass. The GFI recept on the gen could just be going bad. Could also be something as simple as noise/surge suppression in your UPS causing it. I wouldn't worry about it.

On 8/2/2017 7:12 PM, Steve Jones wrote:
Millivolts not amps

On Aug 2, 2017 7:08 PM, "Steve Jones" <[email protected] <mailto:[email protected]>> wrote:

    Milliamps. But its a brownout/power outage

    On Aug 2, 2017 6:57 PM, "Jaime Solorza" <[email protected]
    <mailto:[email protected]>> wrote:

        Did it read zero? If not , have that checked...we spent all
        morning with engineers, electricians and us chasing a weird
        diesel generator to UPS issue...Fluke meters galore...

        Jaime Solorza

        On Aug 2, 2017 5:51 PM, "Steve Jones"
        <[email protected] <mailto:[email protected]>>
        wrote:

            At a grain elevator right now, brownout type issue, 60v
            some places none at others. Not our chair, not our
            problem, except our portable generator gfi trips every
            time the cutover switch engages.
            We ended up just bypassing the cutover and only wiring
            phase and neutral to the generator outlet, leaving ground
            disconnected. I suppose we could have left everything
            intact and disconnected ground from the panel, i dont know

            But what we have now is phase and neutral on generator
            feeding the outlet up top, the ground is still connected
            to the service ground up top. We dont have access to a
            panel its connected at

            I did measure between the ground at the panel and a known
            good earth ground. No voltage, i assume that means no hot
            ground.

            The concern here is if im missing something and the gfi is
            kicking because of something i dont have capacity to
            verify, is running this generator this way a risk of
            electrocuting somebody who touches the frame?

            Its ground is not connected in the circuit, same as if id
            just connected a 2 prong adapter



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