Generac Power Systems PWRcelP XVT076A03 Installation And Owner's Manual page 69

HEX
Code
Value
The PWRcell Inverter is configured for AC Genera-
0 0X7720
tor Integration but no ATS has been detected.
The PWRcell Inverter is NOT configured for an
1 0X7721
ATS, but an ATS has been detected.
The Line 1 and Line 2 wires are swapped some-
where between the "N" terminals of the PWRcell
2 0X7722
ATS and the Protected Loads terminals of the
inverter.
The Line 1 and Line 2 wires are swapped some-
where between the "E" terminals of the PWRcell
4 0X7724
ATS and the Protected Loads terminals of the
inverter.
The inverter ATS did not transfer back to the utility/
6 0X7726 grid-connected position (UP position for ATS man-
ual operation arm).
The inverter ATS did not transfer to the backup
7 0X7727 power source position (DOWN position for ATS
manual operation arm).
Installation and Owner's Manual for Generac PWRCell Inverter
Wiring Error Codes
Description Corrective Action
Check to make sure the ATS & CTs Cat 5 cables are intact and
connected to the correct ports of the inverter.
Check the ATS limit switch is connected to the "Auxiliary Con-
tact" port of the PWRcell ATS Controller.
Verify the number of ATSes installed.
Use the Inverter "Mod. Settings" to set 'NumTranSwtchs' to '1' or
'2' to match the number of installed ATSes. See
Inverter Settings and Enable Inverter
Check that phase wiring does not cross over or change along
each respective path from N1, N2 to L1, L2 of the Inverter.
Check that phase wiring does not cross over or change along
each respective path from E1, E2 to L1, L2 of the Inverter.
Verify wiring to the "N" terminals of the inverter ATS is correct.
Verify the Cat 5 cable for Inverter ATS Control is terminated
properly at the inverter and the inverter ATS control board.
Verify that the factory wiring at the transfer mechanism closing
coils and relays are securely fastened at the transfer mecha-
nism.
Verify wiring to the "E" terminals of the inverter ATS is correct.
Verify the Cat 5 cable for Inverter ATS Control is terminated
properly at the inverter and the inverter ATS. Verify the wiring to
the inverter AC Grid Connection terminals goes back to a con-
nection point load side of the inverter ATS.
Troubleshooting
Configure
for more information.
65