Fix inv currents for different inverters (#2457)

Author: seaspotter

packages/modules/devices/sungrow/sungrow/inverter.py

@@ -37,16 +37,21 @@ def update(self) -> float:
                                                            wordorder=Endian.Little, unit=unit) * -1
             dc_power = self.__tcp_client.read_input_registers(5016, ModbusDataType.UINT_32,
                                                               wordorder=Endian.Little, unit=unit) * -1
+
+            current_L1 = self.__tcp_client.read_input_registers(13030, ModbusDataType.INT_16, unit=unit) * -0.1
+            current_L2 = self.__tcp_client.read_input_registers(13031, ModbusDataType.INT_16, unit=unit) * -0.1
+            current_L3 = self.__tcp_client.read_input_registers(13032, ModbusDataType.INT_16, unit=unit) * -0.1
+            currents = [current_L1, current_L2, current_L3]
         else:
             power = self.__tcp_client.read_input_registers(5030, ModbusDataType.INT_32,
                                                            wordorder=Endian.Little, unit=unit) * -1
             dc_power = self.__tcp_client.read_input_registers(5016, ModbusDataType.UINT_32,
                                                               wordorder=Endian.Little, unit=unit) * -1
 
-        current_L1 = self.__tcp_client.read_input_registers(13030, ModbusDataType.INT_16, unit=unit) * -0.1
-        current_L2 = self.__tcp_client.read_input_registers(13031, ModbusDataType.INT_16, unit=unit) * -0.1
-        current_L3 = self.__tcp_client.read_input_registers(13032, ModbusDataType.INT_16, unit=unit) * -0.1
-        currents = [current_L1, current_L2, current_L3]
+            current_L1 = self.__tcp_client.read_input_registers(5021, ModbusDataType.UINT_16, unit=unit) * -0.1
+            current_L2 = self.__tcp_client.read_input_registers(5022, ModbusDataType.UINT_16, unit=unit) * -0.1
+            current_L3 = self.__tcp_client.read_input_registers(5023, ModbusDataType.UINT_16, unit=unit) * -0.1
+            currents = [current_L1, current_L2, current_L3]
 
         imported, exported = self.sim_counter.sim_count(power)