Product Specifications
Model RAI		SN1KRAC	SN1.5KRAC	SN2KRAC	SN3KRAC	SN4KRAC	SN5KRAC	SN6KRAC
Rated Power		1000W	1500W	2000W	3000W	4000W	5000W	6000W
Peak power (20 ms)		3000VA	4500VA	6000VA	9000VA	12000VA	15000VA	18000VA
Start the motor		1HP	1.5HP	2HP	3HP	3HP	4HP	4HP
Standard battery voltage		48VDC
Product Dimensions		3U (436 x 410 x 132 mm)
Installation method		Cabinet Installation
General parameters
AC Input	Rated Mains Input Voltage	220VAC/230VAC/240VAC
	Mains Input Voltage Range	170VAC–275VAC (220VAC) / 180VAC–285VAC (230VAC) / 190VAC–295VAC (240VAC)
	Mains Input Frequency Range	45Hz–55Hz (50Hz) / 55Hz–65Hz (60Hz)
	Maximum Mains Charging Current	0–30 A (depending on the model)
Output	Inverter Output Efficiency	≥85%
	Inverter output voltage	220VAC ±2% / 230VAC ±2% / 240VAC ±2%
	Inverter output frequency	50/60Hz ±1%
	Inverter output waveform	Sine wave
	Mains power output efficiency	>99%
	Mains Output Voltage Range	220VAC ±15% / 230VAC ±15% / 240VAC ±15%
	Mains power output frequency range	Follow the input
Battery	Custom battery	Customizable charging and discharging parameters for various battery types are available upon request. (Users can set the parameters directly via the operation panel or configure them based on the lithium battery BMS.)
	Charging method	Three-stage (constant current, constant voltage, float charge) or two-stage (constant current, constant voltage)
	Maximum charging current	Maximum photovoltaic charging current + maximum grid power charging current
	Maximum Mains Charging Current	0–30 A (depending on the model)
	Maximum photovoltaic charging current	100A
Protection	Low-battery voltage alarm	Default value: 44V
	Battery Undervoltage Protection	Default value: 42V
	Battery Overvoltage Alarm	Default value: 60V
	Battery Overvoltage Protection	Default value: 64V
	Battery Overvoltage Recovery Voltage	Default value: 58V
	Overload Power Protection	Automatic protection (battery mode), circuit breaker or fuse (mains mode)
	Inverter Output Short-Circuit Protection	Automatic protection (battery mode), circuit breaker or fuse (mains mode)
	Temperature protection	>90°C (Output Off)
Alarm	A	In normal operating condition, the buzzer emits no alarm sound.
	B	When there’s a battery failure, voltage abnormality, or overload protection activation, the buzzer sounds four times per second.
	C	When the machine is first turned on and operating normally, the buzzer will sound five beeps.
Work Mode		Inverter Priority / Utility Power Priority / Energy-Saving Mode (Adjustable)
Inverter Output Waveform Distortion		≤3% (linear load)
Battery mode no-load power loss		≤1% of rated power
No-load power consumption in mains mode		≤2% of rated power (mains charger not operating)
Energy-saving mode no-load loss		≤10W
Convert time		≤4ms
Panel display		LCD
Cooling method		Smart Fan Control
Communication		RS485 Communication / Mobile App (WIFI Monitoring or GPRS Monitoring)
Environment	Noise	≤55dB
	Operating temperature	-10°C to 40°C
	Storage temperature	-15°C to 60°C
	Altitude	2000m (use with derating required for higher altitudes)
	Relative humidity	0%–95%, no condensation
Note: Please contact a sales consultant for the latest product specifications.