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Growatt MIC/MIN/SPH Series

Solar inverter with PV monitoring and battery support

Device Information

  • Manufacturer: Growatt
  • Model: MIC/MIN/SPH Series
  • ID: GrowattInverter
  • Protocol: Modbus
  • Supported Asset Types:
    • Inverter
    • Solar
    • Battery
  • Register Packing: ABCD (Big Endian, High Word First)
  • Address Scheme: 0-based

Input Registers

Status

IDAddressData TypeAccessScaleUnitDescription
Status30000uint16readOnlyInverter status: 0=Waiting, 1=Normal, 3=Fault

Input Power (PV)

IDAddressData TypeAccessScaleUnitDescription
InputPower30001uint32readOnly1WTotal PV input power
Pv1Voltage30003uint16readOnly1VPV1 voltage
Pv1Current30004uint16readOnly1APV1 current
Pv1InputPower30005uint32readOnly1WPV1 input power
Pv2Voltage30007uint16readOnly1VPV2 voltage
Pv2Current30008uint16readOnly1APV2 current
Pv2InputPower30009uint32readOnly1WPV2 input power

Output Power (Grid)

IDAddressData TypeAccessScaleUnitDescription
OutputPower30035uint32readOnly1WTotal output power
GridFrequency30037uint16readOnly1HzGrid frequency
GridVoltage30038uint16readOnly1VGrid voltage
GridOutputCurrent30039uint16readOnly1AGrid output current
GridOutputPower30040uint32readOnly1VAGrid output apparent power

Energy Production

IDAddressData TypeAccessScaleUnitDescription
TodayEnergy30053uint32readOnly1kWhEnergy produced today
TotalEnergy30055uint32readOnly1kWhTotal energy produced
TotalWorkTime30057uint32readOnly5sTotal work time in seconds
Pv1TodayEnergy30059uint32readOnly1kWhPV1 energy produced today
Pv1TotalEnergy30061uint32readOnly1kWhPV1 total energy produced
Pv2TodayEnergy30063uint32readOnly1kWhPV2 energy produced today
Pv2TotalEnergy30065uint32readOnly1kWhPV2 total energy produced
PvEnergyTotal30091uint32readOnly1kWhTotal PV energy produced

Temperature

IDAddressData TypeAccessScaleUnitDescription
InverterTemperature30093uint16readOnly1°CInverter temperature
IpmTemperature30094uint16readOnly1°CIPM (Intelligent Power Module) temperature

Performance

IDAddressData TypeAccessScaleUnitDescription
InverterOutputPf30100uint16readOnlyInverter output power factor (0-20000)
Error30105uint16readOnlyError code: 201=Leakage current high, 202=DC voltage exceeds max, 203=Insulation problem, 300=Grid voltage out of range, 302=No AC connection, 303=Grid frequency out of range, 304=Neutral-PE voltage >30V, 407=Auto test failed
RealPowerPercent30113uint16readOnly%Real power percentage (0-100%)

Battery Status

IDAddressData TypeAccessScaleUnitDescription
BatteryStatus31000uint16readOnlyBattery status: 0=Waiting, 1=Self-test, 3=Fault Module, 4=Flash Module, 5-8=Normal
BatteryDischargePower31009uint32readOnly1WBattery discharge power
BatteryChargePower31011uint32readOnly1WBattery charge power
BatteryVoltage31013uint16readOnly1VBattery voltage
BatteryCapacityPercent31014uint16readOnly%Battery capacity percentage
BatteryTemperature31040uint16readOnly1°CBattery temperature

Holding Registers

Device Information

IDAddressData TypeAccessScaleUnitDescription
SerialNumber40023stringreadOnlyDevice serial number