Off Grid 3KW Pure Sine Wave Solar Inverter for Solar Power System

● Pure sine wave output

● MPPT intelligent charging control

● Selectable battery type

● Selectable PV charging current and utility charging

● Microprocessor control

Product Detail

Model	GST48-3KW	GST48-5KW
Output Power	3KW	5KW
Battery
Rated Voltage(VDC)	48V
Under-voltage protection Value(VDC) Settable	Lead acid battery: 42V; li-ion battery: 46V
Under-Voltage recovery value(VDC)	Lead acid battery: 51.5V; li-ion battery: 51V
Over-voltage protection value(VDC)	Lead acid battery: 58V; li-ion battery: 53V
Over-voltage recovery value(VDC)	Lead acid battery: 56V; li-ion battery: 52V
PV input
PV input power(W)	2500W (Default)/5000W (Optional)
Operation mode	PWM (Default)/MPPT (Optional)
Starting voltage (VDC)	>53
Voltage range (VDC)	53-94
Maximum open circuit	94
Voltage (VDC)
Floating charge voltage (VDC) Settable	53-56
Bulk voltage (VDC) Settable	53V
Mains bypass function (Optional)
Input voltage range (Vac)	220±15%
Input frequency (Hz)	50±3%
AC charger	Optional
AC output
Output waveform	L+N Pure sine wave
Output voltage	220VAC±5%
Output frequency	50/60±1%
(THD)	≤5% (Linear load)
Inverter efficiency (80% resistive load)	≥91%
Current peak factor	1.5:1
Overload capacity	105-110% 1 second
Display	LCD+LED
Protection	Input under/ over voltage, Output overload, Output short circuit (no automatic recovery, need to restart the machine), Overheating protection
Environment
Protection degree	IP20
Altitude (m)	≤5000 (Above 1000m per 100m power derating 1%)
Humidity	＜95% No condensation
Ambient temperature (°C)	-10~+55
Noise (1m)	≤50dB