STP60 SunSpec Modbus Profile – Assignment Tables SMA Solar Technology AG
5.2.4 Tables I 101, 102, 103 (Inverter Integer Map)
Accumulation of the values
The Inverter Manager can be considered as a virtual inverter that combines the individual
measured values of the inverters, where useful.
No.
(DEC)
Description / Number code
Model ID (ID):
103 = SunSpec Inverter Model (phsABC)
Number of the following Modbus registers in accordance
AC current (A), in A
A_SF
(40192): sum of all inverters
Current, line conductor L1 (AphA), in A
A_SF
(40192) : sum of
all inverters
1 uint16 RO
40190
Current, line conductor L2 (AphB), in A
A_SF
(40192) : sum of
all inverters
Current, line conductor L3 (AphC), in A
A_SF
(40192) : sum of
all inverters
Scale factor current (A_SF): -1
Voltage, line conductor L1 to L2 (PPVphAB), in V
V_SF
(40199)
: average value of all inverters
1 uint16 RO
40194
Voltage, line conductor L2 to L3 (PPVphBC), in V
: average value of all inverters
1 uint16 RO
40195
Voltage, line conductor L3 to L1 (PPVphCA), in V
V_SF
(40199)
: average value of all inverters
1 uint16 RO
40196
Voltage, line conductor L1 to N (PPVphA), in V
V_SF
(40199) :
average value of all inverters
1 uint16 RO
20 STP60-SunSpec_Modbus-TI-en-12 Technical Information