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Growatt Hybrid inverter low voltage three phase WIT HU
Growatt

Growatt Hybrid inverter low voltage three phase 4 kW

Listed at 4 kW on a 1000 V array with a low-voltage battery — the smallest three-phase WIT.

TypeInverterGridHybridPhaseThree phaseBatteryLow voltageSystem48 V
Capacity
Price—

Key specifications

AC output voltage (V)220/380, 230/400
Battery classLow voltage
Grid typeHybrid
PhaseThree phase
Rated power (kW)4
AC grid connection type3P3W+PE/3P4W+PE
AFCI protectionOptional
Anti PIDOptional
All specifications59
AC output voltage (V)220/380, 230/400
Battery classLow voltage
Grid typeHybrid
Nominal battery voltage (V)48
PhaseThree phase
Rated power (kW)4
AC grid connection type3P3W+PE/3P4W+PE
AC short circuit protectionYes
AFCI protectionOptional
Anti islanding protectionYes
Anti PIDOptional
Battery typeLead-acid, Lithium-ion
Battery voltage range (V)40-60
BMS communicationRS485, CAN
Communication interfaceRS485/USB/WIFI/LAN
CoolingAir Cooling
DC reverse polarity protectionYes
DC switchYes
Dimension (mm)475 x 240 x 698
DisplayOLED, LED
European efficiency (%)97.00
Grid frequency (Hz)50/60
Grid monitoringYes
Ground fault monitoringYes
Input voltage range (V)-15% to +10%
Insulation resistance monitoringYes
IP ratingIP66
Max altitude (m)3000
Max apparent power (kVA)4.4
Max charge current (A)110
Max discharge current (A)110
Max efficiency (%)97.60
Max output current (A)6.7
Max PV input current (A)40
Max PV input power (kW)6.4
Max PV voltage (V)1000
Max short circuit current (A)50
MPPT count1
MPPT efficiency (%)99.90
MPPT voltage range (V)150-850
Noise (dB)50
Operating temperature (°C)-30 to 60
Output frequency (Hz)50/60
Parallel units6
Power factor adjustable range-1 to 1
Rated PV input voltage (V)600
Relative humidity (%)0-100
Residual current monitoringYes
Startup voltage (V)180
String monitoringYes
Strings per MPPT2
Surge power (kVA)8
Surge protection level ACIII
Surge protection level DCII
THD (%)3
TopologyTransformerless
Transfer time (ms)10
Warranty (years)5/10
Weight (kg)43

See also

Growatt Inverter single phase INFINITY TypeInverterGridStoragePhaseSingle phase Capacity0.3 kW Price— Details
Growatt On-grid inverter low voltage three phase MAC TL3 X LV TypeInverterGridOn-gridPhaseThree phase Capacity Price— Details
Growatt On-grid inverter high voltage three phase MAC TL3 X MV TypeInverterGridOn-gridPhaseThree phase Capacity Price— Details
Growatt On-grid inverter high voltage three phase MAX TypeInverterGridOn-gridPhaseThree phase Capacity Price— Details
Growatt On-grid inverter low voltage three phase MAX TL3 LV TypeInverterGridOn-gridPhaseThree phase Capacity Price— Details
Growatt On-grid inverter high voltage three phase MAX TL3 X HV TypeInverterGridOn-gridPhaseThree phase Capacity Price— Details