Sounds like an old SMUD unit used in the Sacramento Municipal Utility
District in the mid 90's.
I don't remember exactly what the maximum input (would-be battery)
voltage they allowed
but basically hook the PV array to the battery terminals and software
would mppt it for maximum power.
I
Check in with the Trace SW/ FX group on Facebook
Sent from my iPhone
On Jul 2, 2024, at 1:03 AM, Jerry Shafer via RE-wrenches
wrote:
Wrenches,
Way back when trace had a capacitor pack replacing a battery and it was used to
ride the surge but no storage. As l recall that was the only
Wrenches,
Way back when trace had a capacitor pack replacing a battery and it was
used to ride the surge but no storage. As l recall that was the only
version of a battery-less trace 5548 but there may be something out there
Fun times
On Mon, Jul 1, 2024, 9:13 PM David Coale via RE-wrenches <
Hi Wrenchers,
I am trying to get an old Trace SW5548PV inverter system up and running again.
This inverter is gird tied only and does not have any batteries. While I am
familiar with the battery based systems, I am not familiar with this system and
the menus quite are different.
Right now,
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