SA-12K Install Guide and Owner Manual

June 30
th
, 2022 48
Note: If an error or fault occurs on any unit, all units will shut down. They will automatically attempt to restart
up to 5 times before requiring a manual restart. If a manual restart is necessary, first resolve the issue that
caused the shutdown. A manual restart requires powering down the system (See Pg. 24).
• Systems = 1 @ 208V
o Master Ph A Modbus=1: Inv_L2 = Grid_L2|| Inv_L1 = Grid_L1
o Power to Grid: 4.5KW x 2 Legs
• Systems = 2 @ 208V
o Master Ph A Modbus=1: Inv_L2 = Grid_L2|| Inv_L1 = Grid_L1
o Master Ph B Modbus=2: Inv_L2 = Grid_L3 || Inv_L1 = Grid_L2
o 9KW x 2 Power to Grid: 4.2KW + 4.8KW & 4.8KW + 4.2KW
• Systems = 3 @ 208V
o Master Ph A Modbus=1: Inv_L2 = Grid_L2 || Inv_L1 = Grid_L1
o Master Ph B Modbus=2: Inv_L2 = Grid_L3 || Inv_L1 = Grid_L2
o Master Ph C Modbus=3: Inv_L2 = Grid_L1 || Inv_L1 = Grid_L3
o 9KWx3 Power to Grid:
4.5KW + 4.5KW & 4.5KW + 4.5KW & 4.5KW + 4.5KW
Master Ph A Modbus=1 | Master Ph B Modbus=4
Slave Ph A Modbus=2 | Slave Ph B Modbus=5
Slave Ph A Modbus=3 | Slave Ph B Modbus=6
Master Ph C Modbus=7 | Slave Ph C Modbus=8
Slave Ph C Modbus=9
9 Systems @ 208V
Master Ph A Modbus=1 | Slave Ph A Modbus=2
Master Ph B Modbus=3 | Slave Ph B Modbus=4
Master Ph C Modbus=5 | Slave Ph C Modbus=6
6 Systems @ 208V
3 System Install: Master Ph A (Top), Master Ph B
(Middle), and Master Ph C (Bottom)