10 Troubleshooting SMA America, LLC
66 SB30-40-US-IA-en-33 Installation Manual
10.3 Operating Parameters
Flexible operating parameters
h-Total Total number of feed-in operation hours
I-dif Residual current
Iac Line current
Ipv DC input current
Max Temperature Measured maximum temperature at IGBT module
Max Vpv Maximum DC input voltage
Mode Current operating mode
Pac Power fed into the power distribution grid
Power On Total system start-up counter
Serial Number Inverter serial number
Temperature Temperature measured at IGBT module
Vac Line voltage L1 - L2
Vac L1 Line voltage L1 - N
Vac L2 Line voltage L2 - N
Vfan Fan voltage
Vpv DC input voltage
Vpv-PE DC voltage to ground (for troubleshooting PV ground-faults)
Vpv Setpoint MPPT DC target voltage
Name Description Value/range Explanation Default
value
AfciIsOn Automatic arc-fault
circuit interrupter (AFCI)
yes yes
no
AntiIsland-Ampl* Amplification of the anti-
island process
0 deg to 10 deg 0 deg
AntiIsland-Freq* Repetition rate of the anti-
island process
0mHzto
2,000 mHz
500 mHz
Measurement channel Explanation
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